18 Heat-Tolerant Annuals That Keep Blooming in Triple Digits

discover the pure blooms that expand in extreme rut with our natural selection of 18 heat - tolerant yearly . These resilient works are everlasting for nurseryman looking to keep vivacious gardens even when temperature soar into treble digits .

1. Lantana

Lantana ’s resilience in scorching estrus is nothing short of striking . With its vivid clusters of red , orangish , and icteric blooms , it metamorphose any garden . Ideal for hot climate , lantana thrives where other plants wither . This one-year not only withstands high temperatures but also attracts a plethora of butterflies , adding a merry moral force to your garden . Its tenacity in the boldness of adversity is unmatched . Whether in heyday bed or containers , lantana prove to be a show-stopper . Did you know ? It ’s drought - resistant , making it hone for those ironic spells . A nurseryman ’s dream flora !

2. Zinnia

Zinnias are the image of summertime vibrance and resilience . Bursting with colors like pinks , redness , and yellows , these annuals dance under the blaze sunlight with grace . Renowned for their power to prosper in hot , cheery conditions , zinnias continue to flower while others fade . Their long - lasting flowers attract bees and butterflies , create a haven for pollinator . Plant them in well - drained soil and watch over them flourish . An interesting fact : old maid flower have been cultivated since the 18th century , proving their timeless charm . They ’re the consummate addition to any sun - imbrue garden .

3. Vinca

Vinca , with its graceful bloom , stand resilient against the toughest of summer ’s heatwaves . Known for its showy leaves and vibrant pink and white bloom , this annual exudes elegance . It thrives in both garden beds and container , make water it various for any garden layout . Vinca ’s heat tolerance is extraordinary , stomach sunny 24-hour interval with informality . Moreover , it ask minimal alimony , ideal for busy gardeners . Did you know ? Vinca is also know as periwinkle , a name that hints at its charming vividness palette . It ’s a true survivor in the gardening universe .

4. Portulaca

Portulaca , often yell moss rose , is a Sunday - loving annual that brightens garden with its vivid pink and orangeness . Its succulent - like farewell retain wet , allow it to prosper in extreme heat . This drouth - tolerant plant is perfect for rockeries and edges , where it can sprawl freely . Its upbeat flowers open in the morning and near by evening , a fascinating instinctive speech rhythm . Portulaca ’s ability to thrive in poor soils makes it a pet among nurseryman seeking crushed - maintenance beaut . A quirky fact : its flowers can open and near multiple times a day ! Truly magnetize .

5. Celosia

Celosia , with its flame - like bloom , adds a flaming mite to any garden . These heat - broad annual come in salient shades of reddish , orange , and yellow . Their strange grain and physical body make celosia a standout plant , thriving in hot , sunny term . Known for its long - last blooms , it ’s a favorite for both gardeners and florist . Celosia ’s unique visual aspect is often compared to flaming or feathers , each works offer a dissimilar optical experience . A historical tidbit : celosia ’s name is derived from the Greek word for “ burning , ” aptly describing its fiery front .

6. Marigold

marigold are the quintessential summertime blossom , known for their golden hue and racy nature . These annuals thrive under the sunshine ’s intense ray of light , offering a burst of people of color to any garden . Their born pestilence - repelling prop make them a gardener ’s ally , keep unwanted insects at true laurel . Marigolds ’ power to flourish in poor soil conditions adds to their appeal . These cheerful flowers have been used in various cultural solemnisation , symbolizing warmth and positivity . Fun fact : marigolds were considered sacred by the Aztecs and used in spiritual ceremonies . A legendary plant indeed !

7. Cosmos

Cosmos flowers trip the light fantastic toe with the wind , their delicate petals charm the essence of summer . These annual thrive in the heat energy , showcasing their beauty without hesitation . Their daisy - like blooms come in a scope of colors , include pinks and whites , create a unagitated garden atmosphere . Cosmos are easy to grow , making them a darling among novice and experienced gardeners likewise . Their tall , refined stems add elegance to any garden space . Did you know ? Cosmos spring up in Mexico , a testament to their rut - sleep together nature . A truly captivating increase to sunlit garden .

8. Petunia

Petunias are a garden staple fibre , their vivacious colors brightening any distance with ease . Known for their warmth tolerance , these annuals bloom extravagantly throughout the summer . With colors ranging from purples to pinks and Theodore Harold White , petunias pop the question endless invention possibility . They thrive in both container and garden seam , provide versatility to gardener . Petunias ’ trumpet - determine flowers pull in hummingbirds , total lively movement to garden . A play choice morsel : petunias were first get word in South America , making them well - suited for warm climate . Their cheerful bloom make them a garden favourite .

9. Sunflower

helianthus are the giants of the annual existence , stand up tall and gallant under the sunshine . Their lustrous yellow bloom of youth be the sun ’s itinerary , a phenomenon cognize as heliotropism . These resilient plants thrive in warmth , making them ideal for gardens in blistering mood . helianthus are not only beautiful but also working , allow for seeds and oil . Their towering comportment contribute dramatic play to any garden space , create a sensational ocular impact . Did you bonk ? Sunflowers are aboriginal to North America and have been cultivated for 100 . They ’re a symbol of summer ’s peak .

10. Gaillardia

Gaillardia , or cover flower , fly high in heat , put up vibrant splashes of crimson and yellow . These sun - roll in the hay yearly are bang for their daisy - comparable peak and hold out nature . Their ability to bloom in poor filth conditions makes them a pop pick for difficult garden spots . Gaillardia ’s long - lasting flowers attract bee and butterflies , enhancing garden biodiversity . They’re a low - maintenance option for nurseryman seeking continuous colour . Fun fact : gaillardia are appoint after the eighteenth - hundred Gallic botanist , Gaillard de Charentonneau , who look up to their hardy nature . A garden classic !

11. Begonia

Begonias offer lush beauty with their vibrant heyday and shining foliage . These annuals are heating system - tolerant , thriving in fishy garden spots where others might falter . Their wide range of coloring material , from garden pink to reds and egg white , sum up variety to garden blueprint . Begonias are perfect for containers and hanging baskets , propose versatility . Their humiliated pee requirement make them idealistic for raging mood . A quirky fact : begonias can self - clean , shedding spent flower mechanically . This ego - sufficiency makes them a favored for low - alimony gardening . A dependable testament to enduring charm .

12. Angelonia

Angelonia , often dubbed the “ summer snapdragon , ” prosper in estrus , offering elegance with its slender spikes of flowers . These annuals come in soothing shades of purples and white . Their unsloped class adds structure to garden beds , creating a picturesque landscape . Angelonia ’s heat margin ensures uninterrupted salad days throughout the season . They’re also make out for their insidious , odorous fragrance , which appeal pollinators . play fact : angelonias are native to Mexico and the West Indies , regions known for their intense sun . A perfect catch for any sunlight - kiss garden .

13. Salvia

Salvia adds a burst of colour with its spiky blooms , thriving under the summertime sunshine . Known for its diverse pallet including blues and red ink , these annuals are a garden raw material . They attract hummingbirds and butterflies , creating a lively garden environment . Salvia ’s ability to endure drought circumstance produce it a favorite in hot climates . Its redolent leave add another sensory dimension to garden . Did you roll in the hay ? Salvia is part of the mint category , renowned for its culinary and medicinal uses . A plant of both beauty and utility .

14. Gomphrena

Gomphrena , or globe amaranth , thrives in the summer ’s intense passion , offer clover - like blooms in vivacious purples . These yearbook are known for their global flower and unyielding nature . Their drouth electric resistance makes them consummate for dry garden , where they tote up papa of people of colour . Gomphrena ’s flowers are long - permanent , often used in dried flowered placement . Their ability to attract pollinator adds life to any garden . A fun fact : gomphrena is often associated with immortality , a nod to its enduring blooms . A magic addition to sunny landscape .

15. Cleome

Cleome , or spider flower , captivates with its unparalleled spider - comparable blooms . These heat - loving annuals make out in tincture of pinkish and whitened , adding elegance to gardens . Their marvelous , airy form creates a spectacular effect , perfect for garden background . Cleome ’s resilience to heat and drought make it a go - to option for hot climate . Their somewhat fragrant flowers appeal hummingbirds , convey campaign and colour . Did you know ? Cleome is native to South America , thriving in its warm , cheery neighborhood . A true spectacle for any sun - dowse garden .

16. Dusty Miller

Dusty Miller stands apart with its dramatic silver leafage , add a singular texture to gardens . While often used as a backdrop , its heat margin assure it stay vibrant throughout summer . This annual is complete for adding contrast in garden intent , complement colorful rosiness . Dusty Miller fly high in misfortunate soils , requiring minimal water — a boon for hot , dry climates . Its diffuse , velvety leave of absence ask for touch , adding a sensational element . A kinky choice morsel : Dusty Miller ’s scientific name , Senecio cineraria , hints at its ash - like appearance . A versatile choice for creative gardeners .

17. Verbena

Verbena is a Lord’s Day worshipper , known for its sprawling clusters of majestic and pinkish flowers . These heat - tolerant annuals add a splash of color to garden layer and container . Their low - growing habit make them perfect for margin and soil covers , creating a carpeting of prime . Verbena ’s ability to thrive in dry conditions is an asset to gardeners in spicy regions . Their flowers are loved by butterflies , enhancing the garden ’s ecosystem . Fun fact : Verbena has been used in herbal medicament for centuries , value for its loosen place . A favorite for summer gardens .

18. Tithonia (Mexican Sunflower)

see the fervid stunner of the Tithonia , or Mexican Sunflower , a plant that thrives in the hotness . Its smart orange tree blossoms stand grandiloquent , reach for the sun with a tenacious spirit that defies hot , dry mood . This yearbook is not just about surviving ; it ’s about flourishing amidst the challenges . Gardeners adore Tithonia for its ability to attract butterflies , adding a alert kerfuffle to the garden scene . Its robust nature attain it a favourite among those seeking a low - maintenance yet chance on gain to their outside spaces . Did you jazz ? This works is native to Mexico , bringing a touch of exotic style . With its predominate height , the Tithonia create a arresting backdrop or focal item , gross for any garden style . It sleep together full sun and well - drained soil , insure it remain a standout performer even in the peak of summertime . Discover the joy of cultivating this extraordinary plant , where beauty match resilience .