When Will Cicadas Be Gone In Maryland?


When Will Cicadas Be Gone In Maryland
Figure 1. Brood X periodical cicada. Photo Credit: Ward Upham, Kansas State University, Bugwood.org Periodical cicadas are native to the eastern United States and emerge once every 13 or 17 years – making them a rare sight to see! Maryland is home to three 17-year species – Magicicada septendecim, Magicicada cassini, and Magicicada septendecula. Figure 2. Mid-Atlantic Brood Map. Photo Credit: Cicadas.Info The Brood X cicada emergence is the largest of all broods, wi th many billions emerging at the same time. Numbers vary from place to place. Based on the last Brood X emergence in Maryland, they will likely appear in the following counties: Allegany, Anne Arundel, Baltimore, Carroll, Cecil, Frederick, eastern Garrett, Harford, Howard, Montgomery, Prince George’s, and Washington.

Brood X cicadas synchronously emerge in large numbers as part of a predator satiation strategy. By coordinating their emergence, the sheer number of cicadas will allow for many to be eaten by predators while some of the population survives to procreate. Cicada predators include some birds, reptiles, amphibians, mammals, and other insects.

( Cicada Crew UMD ) ​ ​ Figure 3. Brown periodical cicada nymph. Photo credit: Maryland Department of Agriculture Figure 4. Previous Brood X emergence. Photo Credit: Michael J. Raupp, Ph.D., Professor Emeritus of Entomology and Extension Specialist at the University of Maryland Extension In Maryland, Brood X will begin to emerge in early May 2021 and will die off by the end of June.

What month will the cicadas be gone?

When are they expected to arrive? –

The time frame for 2021 arrival is weather dependent – when ground temperatures reach 64 degrees. The periodical cicadas are predicted to begin the first or second week of May and will be gone by the end of June. (Annual cicadas will be out in June – August.)

Are cicadas still out in Maryland?

Appearance and life cycle of cicadas –

Adults vary in size and color according to species. All have prominent bulging eyes and semi-transparent wings held roof-like over their large bodies.

Adult dog-day cicadas are about one and one-half to two inches long with brown or green, black and white body markings. Adult periodical cicadas are slightly smaller, with black bodies, reddish-brown eyes, and orange wing veins. Their wings will have a black ‘W’ marking on the front wings.

A week after they emerge, the adult cicadas will mate and the females deposit eggs in groups on twigs near the end of branches of more than 200 kinds of trees. The eggs hatch in about six weeks. The young or nymphs drop to the ground where they burrow into the soil and feed on the sap of tree roots. Nymphs resemble wingless adults, are tan – brown with stout bodies, and have strong front legs that are specialized for digging and tunneling in the soil. They undergo four molts (growth spurts) while underground. For the periodical cicada, this will take 17 years. They will emerge in large numbers known as broods. Broods II, V, X, XIV, and XIX are found in Maryland. Brood X will emerge in Maryland in 2021. Brood II emerged in 2013 and will emerge again in 2030. It is not uncommon to have a few periodical cicadas emerge a year ahead or behind the rest of the Brood. During the spring mature cicada nymphs will tunnel to the soil surface and emerge. They crawl onto tree trunks, posts, and other upright structures and after a short period molt or shed their skin to become winged adults. The empty skins are left clinging to objects.

Emerging cicada. Photo: Joseph OBrien, USDA Forest Service, Bugwood.org Cicada nymph: Photo: Paula Shrewsbury, Ph.D., University of Maryland Annual or dog-day cicada adult. Photo: David Cappaert, Bugwood.org

Will cicadas be out in 2022?

Periodical cicadas ( Magicicada spp.) are among the most unusual of insects, with long life cycles, infrequent, periodic mass emergences, striking appearance, and noisy behaviors. Periodical cicada emergences are notable not only because they involve large numbers of insects, but because those insects are striking in appearance, loud, and extremely active but only for a brief period.

  • No Magicicada are expected to emerge in 2022.
  • Brood XI would have emerged, but this brood has gone extinct.
  • However, plenty of cicadas emerge off-cycle.
  • These cicadas, known as “stragglers,” can sometimes reach significant densities.
  • Stragglers seem most common ±1 or ±4 years surrounding the emergence of their brood.

However, other timings are possible; for example, stragglers are being reported in 2022; some of these cicadas seem to be emerging 1 year late in the territory of Brood X, but others are emerging 2 years early in the territory of Brood XIX, When Will Cicadas Be Gone In Maryland Periodical cicadas are found only in eastern North America. There are seven species — four with 13-year life cycles and three with 17-year cycles. The three 17-year species are generally northern in distribution, while the 13-year species are generally southern and midwestern.

  1. The periodical cicadas can be divided into three species groups (-decim, -cassini, and -decula) with slight ecological differences.
  2. Magicicada are so synchronized developmentally that they are nearly absent as adults in the 12 or 16 years between emergences.
  3. When they do emerge after their long juvenile periods, they do so in huge numbers, forming much denser aggregations than those achieved by most other cicadas.

Periodical cicada emergences in different regions are not synchronized, and different populations comprise the 15 largely parapatric periodical cicada ” Broods,” or year-classes. Many people know periodical cicadas by the name “17-year locusts” or “13-year locusts”, but they are not true locusts, which are a type of grasshopper.

  • Their uniqueness has given them a special appeal and cultural status.
  • Members of the Onondaga Nation near Syracuse NY maintain the oral tradition of being rescued from famine by periodical cicadas.
  • Early European colonists viewed periodical cicadas with a mixture of religious apprehension and loathing.

Modern Americans maintain numerous websites to assist in planning weddings, graduations, and other outdoor activities around Magicicada emergences. When Will Cicadas Be Gone In Maryland Magicicada adults have black bodies and striking red eyes and orange wing veins, with a black “W” near the tips of the forewings. Most emerge in May and June. Some of the annual cicada species are sometimes mistaken for the periodical cicadas, especially those in the genera Diceroprocta and Okanagana ; these other species emerge somewhat later in the year but may overlap with Magicicada,

  • The Okanagana species are the most potentially confusing because some have similar black-and-orange coloration.
  • Other Common North American non-periodical cicadas include the large, greenish “dog-day” cicadas (genus Neotibicen ) found throughout the U.S.
  • In the summer.
  • Non-periodical cicadas are often called “annual cicadas” (even though they typically have multiple-year life cycles) because in a given location adults emerge every year.
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The best way to identify cicada species is by the sounds that they make, because cicada songs are nearly always species-specific. When Will Cicadas Be Gone In Maryland Female cicadas have a pointed abdomen with an ovipositor for laying eggs. The ovipositor is sheathed and not clearly visible in this photograph. When Will Cicadas Be Gone In Maryland Males have a blunter abdomen. When Will Cicadas Be Gone In Maryland Males also have ribbed tymbals located on the sides of the first abdominal segment, just behind the point of attachment of the hindwings. This photo shows a male M. septendecim with wings removed to show the left tymbal. Cicadas do not possess special defensive mechanisms — they do not sting or bite.

  • The ovipositor is used only for laying eggs and the mouthparts are used only for feeding on twigs; thus, periodical cicadas can hurt you only if they mistake you for a tree branch! When approached, a cicada will simply fly away.
  • If handled, both males and females struggle to fly, and males make a loud defensive buzzing sound that may startle but is otherwise harmless.

Cicadas are not poisonous or known to transmit disease. Cicada juveniles are called “nymphs” and live underground, sucking root fluids for food. Periodical cicadas spend five juvenile stages in their underground burrows, and during their 13 or 17 years underground they grow from approximately the size of a small ant to nearly the size of an adult. When Will Cicadas Be Gone In Maryland These photographs show 4-year old Brood III nymphs in underground tunnels. When Will Cicadas Be Gone In Maryland Periodical cicada emergence hole. Periodical cicada nymphs live underground for 13 or 17 years, keeping track of seasonal cycles (Karban et al.2000) through some as-yet unknown mechanism. In the spring of their 13th or 17th year, a few weeks before emerging, the nymphs construct exit tunnels to the surface, with exit holes roughly 1/2 inch in diameter. When Will Cicadas Be Gone In Maryland Periodical cicada “turret” Sometimes, nymphs construct mud “turrets” surrounding their holes, though the context in which cicadas construct turrets and the functional significance of the turrets remains unknown. Locally, periodical cicada emergences occur when soil temperatures at a depth of 7-8 inches reach approximately 64°F (Heath 1968).

Because emergence is temperature-dependent, periodical cicadas tend to emerge earlier in southern and lower-elevation locations. For example, cicadas in South Carolina often begin to emerge in late April, while those in southern Michigan do not appear until June. The best way to predict the time of emergence for your area is to check records from the prior emergence in that location, by asking longtime residents or by searching local newspaper archives.

Emerging nymphs leave their burrows after sunset (usually), locate a suitable spot on nearby vegetation, and complete their final molt to adulthood. When Will Cicadas Be Gone In Maryland An emerging nymph When Will Cicadas Be Gone In Maryland Climbing nymphs. When Will Cicadas Be Gone In Maryland A nymph beginning its molt to adulthood. When Will Cicadas Be Gone In Maryland A nearly completed molt. Shortly after ecdysis (molting) the new adults appear mostly white, but they darken quickly as the exoskeleton hardens. The cues that determine the particular night on which the nymphs emerge and molt are not well understood, but soil temperature probably plays an important role.

  • Sometimes a large proportion of the population emerges in one night.
  • Newly-emerged cicadas spend roughly four to six days as “teneral” adults before they harden completely (possibly longer in cool weather); they do not begin adult behavior until this period of maturation is complete.
  • After their short teneral period, males begin producing species-specific calling songs and form aggregations (choruses) that are sexually attractive to females.

Males in these choruses alternate bouts of singing with short flights until they locate receptive females. Click here to learn more about their behavior. Contrary to popular belief, adults do feed by sucking plant fluids; adult cicadas will die if not provided with living woody vegetation on which to feed. When Will Cicadas Be Gone In Maryland A Magicicada septendecula female feeding. The piercing-and-sucking mouthparts are visible just behind the forelegs. Mated females excavate a series of Y-shaped eggnests in living twigs and lay up to twenty eggs in each nest. A female may lay as many as 600 eggs. A female Magicicada septendecim starting to construct an eggnest. The red arrow points to the tip of her ovipositor, which she is about to insert into the branch. When Will Cicadas Be Gone In Maryland Periodical cicada eggnests. When Will Cicadas Be Gone In Maryland Note the small white eggs stacked in these nests, which have been cut open. Photo by JoAnn White. After six to ten weeks, the eggs hatch and the new first-instar nymphs drop from the trees, burrow underground, locate a suitable rootlet for feeding, and begin their long 13- or 17-year development. When Will Cicadas Be Gone In Maryland A nearly hatched periodical cicada nymph. Dead periodical cicadas at the base of a tree. By the time that the nymphs hatch, the adults have died. Periodical cicadas achieve astounding population densities, as high as 1.5 million per acre. Densities of tens to hundreds of thousands per acre are more common, but even this is far beyond the natural abundance of most other cicada species. When Will Cicadas Be Gone In Maryland A wasp eating a periodical cicada. Magicicada do not have any specialized predators, though many different kinds of animals will eat them. Individual periodical cicadas are slower, less flighty, and easier to capture than other cicadas, probably because the safety afforded by their great numbers means that the risks of predation for an individual are low. A spider consuming a periodical cicada When Will Cicadas Be Gone In Maryland A click beetle consuming a periodical cicada that failed to complete the final molt.

How long will cicadas be around?

When will the cicadas go away? – Cicadas don’t live forever. In fact, periodical cicadas usually only survive above ground as adults for two to six weeks before they die off, says Chad Gore, Ph.D., an entomologist and market technical director for Ehrlich Pest Control,

The weather also plays a factor, according to Timothy Best, board-certified entomologist and technical manager for Terminix, “The warmer it is, and the drier it is, the sooner these insects will complete their reproductive cycle and the adults will expire,” he explains. In terms of Brood X, “by the beginning of July, we can probably expect most of them to be gone,” Gore says.

Annual cicadas are on a slightly different timeline, though. They’ll emerge in July and August, ” with singing about two weeks later,” Gore says. There can be some overlap between the different types of cicadas, with some annual cicadas emerging as early as June.

  1. Those annual adults will usually die off five to six weeks after they’ve emerged.
  2. They’ll be gone by the time fall arrives,” Gore says.
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  4. There’s not one specific date where the cicadas will all drop dead, though: It will happen gradually over a period of a few weeks, adds Frank Meek, technical services manager at Rollins,

“The females are going to start dying off after they lay the eggs,” he says. The cicada eggs will go through the life cycle all over again, with annual cicadas re-emerging next year, and Brood X members resurfacing in 2038.

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How long does cicada season last?

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A periodical cicada from Brood XIII, which emerged in 2007, sits on a fence at a forest preserve in Willow Springs, Illinois. (Image credit: Scott Olson/Getty Images) Cicadas are winged insects that produce a loud buzzing song that can be heard throughout the summer, and they live on every continent except Antarctica.

Can cicadas bite?

Myth: Cicadas will harm you or your pets – Although it may look a little “Night of the Living Dead” when the ground starts bubbling up with emerging cicadas, there’s no reason to panic. Cicada emergences are a natural phenomenon that has taken place for tens of thousands of years.

  • Cicadas have been around since the age of the dinosaurs.
  • And they can’t hurt you, said Elizabeth Barnes, exotic forest pest educator at Purdue University.
  • People tend to worry that cicadas will bite, but they don’t have the mouthparts to do that, she said.
  • Instead, they have a long, straw-like tube that they use to suck fluids from trees.

“They can’t bite you, even if they want to,” she said. They also won’t hurt your pets if they eat them, she said. In fact, many wildlife species will get nice and plump this year from all the extra protein. Sometimes, Barnes said, turkeys are even larger in the falls after a cicada emergence.

Why are there so many cicadas 2022?

Remember Brood X cicadas? There may be a few more stragglers that emerge this year When Will Cicadas Be Gone In Maryland Cicadas: Recalling 2004’s Brood X, coming back to swarm 15 states Last seen in 2004, Brood X is the largest of the 17-year-broods in density and geographical area. A year after billions of Brood X cicadas emerged from a 17-year slumber, this month. It’s not uncommon for a small number of Brood X cicadas to emerge after 18 years, said.

  1. But why are they coming out now? The emergence has to do with hitting the right soil temperatures, and southern states are usually the first to reach the critical soil temperature exceeding 64 degrees.
  2. It is not unusual to have a few of these late arrivals,” Kritsky said.
  3. The first cicadas may have already started emerging in late April and early May in some areas.

By mid-May, they could emerge in Southern Indiana, Ohio and Maryland and a week later in Northern Indiana, Pennsylvania and New Jersey. They’re often not noticed by humans because they’re quickly eaten by birds or other predators, Kritsky said, but they could be spotted over the next few weeks in Virginia, Washington, DC, Maryland, Ohio, Kentucky, Illinois and Indiana.

Are the cicadas leaving?

Have you noticed dead cicadas on the ground, or that the bugs are not chorusing as loud as during past weeks? It’s because cicadas reached peak numbers last week in and around the D.C. area and are starting to die at a rapid rate. In some places, you may be smelling them as they rot away.

“As we move past the peak, the dead are starting to pile up, returning their nutrients to the soil,” wrote Daniel Gruner, a professor of entomology at the University of Maryland, in an email. That decay process is producing an odor. I’ve recently picked up on a foul stench while walking my dog and, yes, cicadas are to blame.

“When animals die they have a pretty distinct BAD smell,” wrote Paula Shrewsbury, also a professor of entomology at the University of Maryland, in an email. “As part of the decay process there are a number of interactions between enzymes and microbes that result in the ‘smell of death.’ Cicadas are no different than other animals; when they die they smell bad.” “This smell will continue until the cicadas are dried out and/or decomposed,” she continued.

“The upside is that by dying, the cicadas are returning nutrients back in the soil under trees that will support their young for the next 17 years.” With the number of dead cicadas mounting while the chorusing of the ones still alive becomes fainter as the days pass, when will they be gone entirely? “From past cycles, broods last about 4-6 weeks from their first emergence,” Gruner wrote.

“We are about one month in, and we see they are diminishing. I do expect they will be largely gone in 1-2 weeks. I will mourn their passing.” Gruner said he expects the cicadas to hang around longest in our cooler areas west of Washington, such as Leesburg and Winchester, where they were last to arrive.

Shrewsbury agreed. “Since the length of the life cycle of adult cicadas should be more or less the same, areas where cicadas emerged later should have adult cicada activity later,” she wrote. With the goal of mapping 2021 cicada sightings across the D.C. area, we polled our readers on Facebook to determine where the bugs have been found.

We received over 5,000 responses with our first poll and over 1,000 responses with our second poll. That’s too many data points for me to plot on a map, so instead, I took a large sample of our readers’ data and plotted the locations. Our 2021 cicada coverage map is displayed above.

The red shading shows where Brood X cicadas were reported during the 2004 emergence, and the red dots are Capital Weather Gang reader-supplied cicada sightings this spring. We learned the 2004 cicada coverage map plotted the southern border of Brood X cicadas incorrectly. The southern extent of Brood X cicadas extends into eastern Prince William County and across northern Charles and Calvert counties.

And the cicada hole displayed over southern Loudoun County on the 2004 map was wrong. Our readers reported cicada sightings in that area. But overall, the 2004 map was pretty accurate for most of the area. Keep in mind, if you live in a subdivision that was cleared of topsoil when it was developed, there is a good chance your yard does not have cicadas, even if you live inside Brood X territory.

What eats a cicada?

These dogs, birds, and squirrels are stuffing their faces with Brood X cicadas When Will Cicadas Be Gone In Maryland Abbie, a corgi, is one of many dogs that has a taste for Brood X cicadas. Laura Hayes For some of us, the thought of biting into a cicada, six legs and all, is revolting — be it or, But many other animals, from dogs to fish to raccoons, pounce at the chance to snack on these winged insects, and they are eagerly digging in as billions of Brood X cicadas erupt across parts of the eastern US and Midwest.

  • No toppings necessary.
  • For pet pooches, the crunchy critters may offer a reprieve from their dull, daily dog food.
  • Some canines are so cicada-crazy, in fact, that their owners have to muzzle them while taking them outside, for fear they might swallow too many of them and suffer from gastrointestinal problems.

Wild animals are having a field day, too. Squirrels snag cicadas while scurrying down trees, fish gobble them up as they fall into lakes and streams, and birds snatch them from the forest floor. The Unexplainable newsletter guides you through the most fascinating, unanswered questions in science — and the mind-bending ways scientists are trying to answer them.

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Remarkably, while the cicadas will only flit aboveground for a few short weeks — to mate and reproduce — they may shape some wildlife populations for years to come. “Following emergences, you do tend to get an increase in a lot of the apparent avian predator populations,” Walt Koenig, an ornithologist at Cornell University and a research zoologist emeritus at UC Berkeley,,

So without further ado, here’s a smattering of dogs — and birds, and squirrels — filling up while the filling’s good.

What month do cicadas come out 2022?

Remember Brood X cicadas? There may be a few more stragglers that emerge this year When Will Cicadas Be Gone In Maryland Cicadas: Recalling 2004’s Brood X, coming back to swarm 15 states Last seen in 2004, Brood X is the largest of the 17-year-broods in density and geographical area. A year after billions of Brood X cicadas emerged from a 17-year slumber, this month. It’s not uncommon for a small number of Brood X cicadas to emerge after 18 years, said.

But why are they coming out now? The emergence has to do with hitting the right soil temperatures, and southern states are usually the first to reach the critical soil temperature exceeding 64 degrees. “It is not unusual to have a few of these late arrivals,” Kritsky said. The first cicadas may have already started emerging in late April and early May in some areas.

By mid-May, they could emerge in Southern Indiana, Ohio and Maryland and a week later in Northern Indiana, Pennsylvania and New Jersey. They’re often not noticed by humans because they’re quickly eaten by birds or other predators, Kritsky said, but they could be spotted over the next few weeks in Virginia, Washington, DC, Maryland, Ohio, Kentucky, Illinois and Indiana.

Why are cicadas still around in August?

How long do cicadas last? – Cicadas that emerged in May will begin to die off in mid-June after they have mated and laid eggs. The eggs will begin to hatch in early August. The dead adult insects will drop back to the ground and help fertilize the soil. You can even add dead cicadas to your compost pile. It’s a great example of the natural circle of life.

Periodical Cicadas Cicadas do not eat garden plants. In fact, cicadas don’t really eat at all, but will use their mouthparts to sip sap from trees and stay hydrated. © David Gumbart/TNC ×

How do you make cicadas go away?

What You Can Do – Avoid using insecticides since cicadas will come to your plants from locations outside your property in such large numbers that spraying is of little benefit. Some effective non-chemical methods of cicada treatment include:

By Hand – Picking adults and nymphs off plants by hand, if found in small enough numbers. Garden Hose – Knocking cicadas off plants by spraying water with a garden hose. Foil & Barrier Tape – Wrapping tree trunks and large bushes with foil or sticky bands (barrier tape) to catch cicadas trying to move up plants to feed or lay eggs. Netting – Protecting young or valuable plants by covering them with netting.

Do cicadas mean the end of summer?

When the cicadas get loud, you know you’re running out of summertime Suddenly, it’s mid-August, and the cicadas are louder than an alarm clock. Wake up, they seem to say, do you know where your summer’s gone? It’s a rule of Chicago summer that as long as the cicadas sing, summer isn’t over.

  • It’s also a rule that the louder they get, the closer they and summer are to dead.
  • Listen, the cicadas seem to say, stop wasting time.
  • Listen and ask yourself: What haven’t I done yet that I still want to do before I’m shoveling snow again? The cicadas were so loud Tuesday that I could no longer avoid the alarm, so I went looking for my list of summer resolutions.

I wanted to review it like a third-quarter performance report, an assessment that would offer the chance to rebalance. I plugged the words “summer resolutions” into my computer, looking for the list I made in June, the kind I encouraged Tribune readers to make as well.

I used the wrong search window, however, and landed instead on an article on oprah.com. The Oprah article on summer resolutions contained tips from someone with a credential I lack, an official “socializing expert.” “Take advantage of the warm-weather social whirl to become the goddess of something new,” the expert suggested, by which she meant personal innovations in “flirtation, friendship, style.” Uh-oh.

My summer resolutions centered on boring things like music and tomatoes.

  • “Just maximize your summer opportunities,” the socializing expert urged, “with a personality blitz.”
  • I felt pretty sure I hadn’t been blitzing.
  • The expert went on to advise that for a perfect summer, I would need to create my “summer alter-ego.”

“Break out your more sexy self, starting with flirting and blatant innuendo,” she said. “Dig into the back of your lingerie drawer and reinstate your more revealing and fabulous items. Add a little surprise, like a bikini-top under your button-up.” Well. It’s only mid-August. Never too late to try.

  1. I had also failed at the suggestion to “Throw a barn dance, ‘Sex and the City’ style,” whatever that means.
  2. After conceding that I was failing to become a summer goddess, I fished out my own humble list of resolutions and gave myself a grade on each one.
  3. Resolution: I will avoid the car whenever possible.
  4. Grade: B
  5. Resolution: I will spend at least an hour outside every day, moving.
  6. Grade: A
  7. Resolution: I will lie on the grass in Millennium Park and listen to live music.
  8. Grade: A
  9. Resolution: I will swim, even though I’m a bad swimmer and haven’t had a suit I like in years.
  10. Grade: F, despite the fact that a friend gave me a bathing suit to promote my intention.
  11. Resolution: No matter how binge-worthy the latest series on Netflix or Amazon is, I won’t watch it as long as there’s daylight outside.
  12. Grade: A-, though if this resolution had banned binging on political conventions and the Olympics, my grade would have been lower.
  13. Resolution: I’ll go somewhere I mean to go every summer and never quite do.
  14. Grade: pending
  15. Resolution: I’ll eat fresh tomatoes and peaches and corn.
  16. Grade: Two out of three.
  17. Resolution: I’ll spend time outside with the people I love.
  18. Grade: A-

There were several more resolutions, and on all of them I earned a grade above C. Not the summer honor roll, and definitely not goddess grade, but all in all not bad. Summer isn’t school. There’s no need to follow rules and keep score. Wasting time is part of the art of doing summer right, but hardcore summer lovers seek the kind of time-wasting that doesn’t feel wasteful.

  • You still have time to host that lingerie-only barn dance.
  • Twitter @MarySchmich

: When the cicadas get loud, you know you’re running out of summertime