Cold and frost tolerant annuals are flowering and foliage plants that can survive chilly temperatures better than many warm-season annuals. These plants are often grown in early spring or fall when cooler weather would damage more delicate flowers.
Many frost tolerant annuals continue blooming even after light frosts, providing long-lasting color in gardens, containers, and borders. They are especially useful for extending the gardening season in regions with cool climates and unpredictable weather.
Popular cold-tolerant annuals include pansies, snapdragons, calendulas, ornamental kale, sweet alyssum, and violas. These plants are valued for their bright blooms, attractive foliage, and ability to thrive in cool daytime temperatures.
Most cold-hardy annuals prefer full sun to partial shade and well-drained soil. Cooler temperatures often improve their flowering performance and help the blooms last longer compared to hot summer conditions.
Cold and frost tolerant annuals are widely used in seasonal displays, window boxes, and landscape beds. Their resilience and colorful appearance make them ideal choices for gardeners who want vibrant flowers during cool weather months.
Winter Annuals to Brighten Your Garden in Cold Months
Pansy (Viola × wittrockiana)
Pansies are perhaps the most iconic of all cold-tolerant annuals, beloved for their cheerful, face-like flowers in an extraordinary range of colors and combinations. They thrive in cool weather and can survive light to moderate frosts, often bouncing back after a freeze with no lasting damage. They perform best in full sun to partial shade and are ideal for containers, window boxes, and early spring borders.
Snapdragon (Antirrhinum majus)
Snapdragons are elegant, cottage-garden favorites that thrive in cool weather and can tolerate light frosts with ease. Their tall spikes of dragon-shaped blooms come in virtually every color of the rainbow, from pure white to deep burgundy. They prefer full sun and well-drained soil and tend to fade in summer heat, making them perfect for spring and autumn planting.
Alyssum (Lobularia maritima)
Sweet Alyssum is a low-growing, spreading annual that produces masses of tiny, honey-scented flowers in white, pink, lavender, or purple. It is surprisingly cold tolerant, handling light frosts well and continuing to bloom in temperatures that would stop many other annuals. It is an excellent ground cover, edging plant, and container filler, and it self-seeds freely in many gardens.
Dianthus (Dianthus chinensis)
Annual dianthus, also known as China Pink, produces masses of fringed, clove-scented flowers in shades of pink, red, white, and bicolors. It is a tough, cool-season performer that handles light frosts well and blooms most prolifically in the cooler temperatures of spring and autumn. It thrives in full sun with good drainage and makes a superb edging plant, container specimen, or cut flower.
Calendula (Calendula officinalis)
Calendula, or Pot Marigold, is a cheerful and remarkably cold-hardy annual that produces bright daisy-like flowers in warm shades of orange, yellow, and cream. It can withstand repeated frosts and continues blooming in temperatures well below those tolerated by most annuals. It thrives in full sun, self-seeds readily, and has the added benefit of being edible, with petals used to garnish salads and color dishes.
Larkspur (Consolida ajacis)
Larkspur is a graceful, cottage-garden annual producing tall, elegant spikes of delicate flowers in shades of blue, purple, pink, and white. It is a cool-season plant that actually requires cold soil to germinate well, and established plants can tolerate significant frosts without damage. It prefers full sun and well-drained soil and is best direct-sown in early spring or autumn for a spectacular late spring display.
Nemesia (Nemesia strumosa)
Nemesia is a charming and underused cool-season annual that produces clusters of small, orchid-like flowers in a dazzling range of colors including yellow, orange, red, pink, white, and bicolors. It thrives in cool temperatures and handles light frosts well, making it an excellent choice for early spring and autumn container displays. It prefers full sun to light shade and benefits from regular deadheading to prolong its blooming season.
Stock (Matthiola incana)
Stock is a wonderfully fragrant cool-season annual whose tall spikes of densely packed, ruffled flowers fill the garden with a rich, spicy-sweet perfume that is strongest in the evening. Its flowers come in shades of white, pink, red, purple, and yellow, and it handles light to moderate frosts with ease. It is an outstanding cut flower and a superb choice for planting near patios, pathways, and windows where its fragrance can be fully enjoyed.
Lobelia (Lobelia erinus)
Annual lobelia is a delicate-looking but surprisingly tough cool-season plant that produces masses of tiny, jewel-bright flowers in rich shades of blue, violet, red, pink, and white. It performs best in cooler temperatures and tolerates light frosts, often flourishing in spring and autumn when many other annuals struggle. It is one of the best trailing plants for hanging baskets and window boxes, cascading beautifully over the edges of containers.
Viola (Viola cornuta)
Violas are close relatives of pansies but typically produce smaller, more numerous flowers with a more refined, delicate appearance. They are remarkably cold-hardy, often surviving temperatures well below freezing, and can even overwinter in many mild climates. Their long blooming season, wide color range, and compact habit make them indispensable for borders, containers, and as a colorful ground cover in spring and autumn gardens.
Bachelor’s Button (Centaurea cyanus)
Bachelor’s Button, also known as Cornflower, is a charming, old-fashioned annual producing cheerful, fringed flowers most commonly in brilliant blue but also in pink, white, red, and burgundy. It is a cool-season plant that tolerates frost well and actually germinates best in cool soil, making it ideal for early spring or autumn sowing. It thrives in full sun with minimal care and is an excellent cut flower with long-lasting blooms.
Dusty Miller (Senecio cineraria)
Dusty Miller is grown not for its flowers but for its stunning silver-white, deeply cut foliage that provides an elegant contrast to colorful companions in borders and containers. It is surprisingly cold tolerant, handling light to moderate frosts and maintaining its ornamental foliage well into the cold season. It thrives in full sun, tolerates dry conditions once established, and is one of the most versatile and useful foliage annuals available.
Ornamental Kale (Brassica oleracea)
Ornamental Kale is one of the most cold-tolerant of all annuals, actually improving in color and appearance after frost, with its central rosettes becoming more intensely colored in shades of purple, pink, white, and green as temperatures drop. It is grown primarily for its dramatic, cabbage-like foliage rather than its flowers and provides outstanding late-season color when most other annuals have finished. It thrives in full sun and is ideal for autumn containers and cool-season border displays.
Ornamental Cabbage (Brassica oleracea)
Closely related to Ornamental Kale, Ornamental Cabbage forms large, round, tightly packed rosettes of colorful foliage in shades of pink, purple, cream, and green that become more vivid and intensely colored as temperatures cool. Like Ornamental Kale, it actually thrives in cold weather and looks its best after a frost, making it one of the most reliable late-season and early winter annuals available. It is superb in containers, window boxes, and cool-season garden displays.
Linaria (Linaria maroccana)
Linaria, sometimes called Toadflax, is a delightful and underappreciated cool-season annual producing slender stems covered with tiny snapdragon-like flowers in a vivid mixture of pink, purple, yellow, white, and bicolors. It tolerates cool temperatures and light frosts well, thriving in the conditions of early spring and autumn when many other annuals fail to perform. It prefers full sun and well-drained soil and self-seeds freely, often naturalizing in the garden over time.
Forget-Me-Not (Myosotis sylvatica)
Forget-Me-Not is a romantic and charming cool-season annual producing clouds of tiny, sky-blue flowers with yellow centers that create a soft, hazy effect in the spring garden. It is remarkably cold tolerant, often overwintering as a rosette and flowering early in spring before many other plants have emerged from dormancy. It thrives in partial shade and moist soil, self-seeds prolifically, and is a classic companion for spring bulbs such as tulips and daffodils.
Primrose (Primula vulgaris)
Garden Primrose is one of the earliest and most cheerful harbingers of spring, producing clusters of bright, jewel-colored flowers in shades of yellow, red, pink, purple, white, and bicolors above rosettes of crinkled green leaves. It is highly cold tolerant, capable of surviving hard frosts and often blooming through snow, making it one of the toughest and most reliable cool-season annuals available. It performs best in partial shade with consistently moist, humus-rich soil.
Flowering Cabbage (Brassica oleracea ‘Osaka’)
The Osaka series of Flowering Cabbage produces particularly large, vibrant rosettes of color in rich shades of pink, red, and white with attractively waved and ruffled leaf margins. Like other ornamental brassicas, its color intensifies and improves with cold weather, making it a spectacular choice for autumn and early winter displays in containers and garden beds. It is extremely cold tolerant and will maintain its ornamental appearance well into the winter months in most climates.
Nemophila (Nemophila menziesii)
Nemophila, commonly known as Baby Blue Eyes, is a delicate and enchanting cool-season annual producing small, bowl-shaped flowers of the most exquisite clear sky-blue with a white center. It thrives in cool, moist conditions and tolerates light frosts, making it an excellent choice for early spring planting in borders, rock gardens, and as a delicate ground cover. It prefers full sun to partial shade and self-seeds readily in suitable conditions.
Phacelia (Phacelia tanacetifolia)
Phacelia is a fast-growing, highly attractive cool-season annual producing coiled clusters of vivid lavender-blue to purple flowers that are extraordinarily attractive to bees, butterflies, and other pollinators. It is frost tolerant and thrives in cool conditions, making it an excellent choice for early spring sowing in wildflower meadows, cottage gardens, and pollinator borders. It grows quickly, self-seeds freely, and requires very little care to produce a spectacular display.
Statice (Limonium sinuatum)
Statice is a versatile and reliable cool-season annual producing papery, everlasting flowers in shades of purple, blue, pink, white, and yellow on stiff, winged stems. It handles cool temperatures and light frosts well and thrives in full sun with excellent drainage, making it particularly well suited to coastal and dry garden conditions. It is prized as both a garden ornamental and a cut flower, with blooms that retain their color beautifully when dried.
Nigella (Nigella damascena)
Nigella, also known as Love-in-a-Mist, is a whimsical and romantic annual producing intricate, spider-like flowers of blue, white, pink, or purple surrounded by a delicate ruff of finely cut, feathery foliage. It is a cool-season plant that tolerates frost well and germinates best in cool soil, making it ideal for early spring or autumn sowing directly in the garden. Its attractive inflated seed pods are as ornamental as the flowers and are popular for dried flower arrangements.
Cerinthe (Cerinthe major)
Cerinthe, or Honeywort, is a striking and unusual cool-season annual with attractive, blue-green foliage and pendant clusters of deep purple-blue tubular flowers that are irresistible to bumblebees and hummingbirds. It is surprisingly frost hardy, tolerating temperatures well below freezing, and often self-seeds to return reliably in subsequent seasons. It thrives in full sun to partial shade and provides a long season of interest from late spring through early summer.
Eschscholzia (Eschscholzia californica)
The California Poppy is a brilliantly colored, silky-petaled cool-season annual producing cheerful flowers in shades of orange, yellow, red, pink, and cream above finely cut, blue-green foliage. It is remarkably frost tolerant, germinating in cool soil and blooming prolifically in the mild temperatures of spring and early summer before going dormant in summer heat. It thrives in poor, well-drained soil in full sun, self-seeds freely, and requires virtually no maintenance once established.
Poppies (Papaver rhoeas)
The Shirley Poppy, derived from the common field poppy, produces delicate, tissue-paper-thin flowers in shades of red, pink, white, salmon, and bicolors that nod gracefully on slender stems above feathery foliage. It is a cool-season annual that tolerates frost and germinates best in cool soil, making it ideal for early spring or autumn direct sowing in borders, cottage gardens, and wildflower meadows. It self-seeds prolifically and requires little care beyond thinning to prevent overcrowding.
Lunaria (Lunaria annua)
Lunaria, commonly known as Honesty or Money Plant, is a biennial often grown as a cool-season annual, producing fragrant clusters of purple or white flowers in spring followed by its famous, translucent silver seed pods. It is very cold tolerant, often overwintering successfully in mild climates, and thrives in partial shade where many other cool-season annuals struggle. Its ornamental seed pods are among the most popular of all dried flower materials and are widely used in autumn and winter arrangements.
Cleome (Cleome hassleriana)
Spider Flower is a tall, architectural cool-season annual producing large, airy clusters of spidery pink, purple, or white flowers on strong, self-supporting stems that can reach 3–5 feet in height. While it is more cold tolerant than many warm-season annuals, it performs best when temperatures are cool to moderate and can tolerate light frosts in autumn. It self-seeds prolifically, thrives in full sun, and adds dramatic height and an exotic, tropical quality to borders and cottage garden plantings.
Godetia (Clarkia amoena)
Godetia, also known as Farewell to Spring or Satin Flower, is a beautiful and underused cool-season annual producing silky, cup-shaped flowers in shades of pink, red, lavender, white, and bicolors that have a delicate, almost luminous quality. It thrives in cool conditions and is frost tolerant, performing best when direct-sown in early spring or autumn in a sunny, well-drained position. It blooms most prolifically in the mild temperatures of late spring and is an outstanding cut flower with long-lasting blooms.
Lathyrus (Lathyrus odoratus)
Sweet Pea is one of the most beloved and fragrant of all cool-season annuals, producing clusters of delicately ruffled, butterfly-like flowers in an extraordinary range of colors from pure white to the deepest burgundy. It is highly frost tolerant and actually requires cool growing conditions to thrive, making it one of the earliest annuals to be sown and planted out in spring. It climbs readily by tendrils and needs support, making it ideal for trellises, fences, and wigwams of sticks or bamboo canes.
Osteospermum (Osteospermum ecklonis)
African Daisy is a prolific and cheerful cool-season annual producing masses of large, daisy-like flowers in shades of white, yellow, orange, pink, purple, and bicolors, often with a contrasting dark blue or purple center. It handles cool temperatures and light frosts remarkably well and blooms most abundantly in the mild conditions of spring and autumn, often slowing down during the heat of summer. It thrives in full sun with well-drained soil and is an outstanding performer in containers, hanging baskets, and sunny border plantings.