Not all succulents are delicate houseplants destined for sunny windowsills. A remarkable number of fleshy-leaved and spiny plants are built to endure genuine winter cold, surviving freezing temperatures, snow, and ice outdoors before bouncing back with vigor each spring. The succulents below are proven cold-hardy performers — many tolerating temperatures well below zero — and can be grown permanently in outdoor gardens across a wide range of climates.
Succulents that Survive Harsh Winters
Hens and Chicks
The undisputed champion of cold-hardy succulents, Hens and Chicks forms low, geometric rosettes that spread steadily by producing clusters of small offsets around the central plant. Colors range widely — green, burgundy, silver, copper, and near-black — and the foliage often intensifies beautifully as temperatures drop. It tolerates temperatures down to -30°F in well-drained soil and thrives in rock gardens, wall crevices, and containers left outdoors year-round.
Stonecrop (Low-Growing)
Low-growing stonecrops form dense, creeping mats of tiny fleshy leaves in shades of green, gold, blue-green, and bronze-red, hugging the ground so closely they appear painted on. Completely cold-hardy into zones 3 and 4, they are ideal for filling gaps between paving stones, spilling over walls, and covering dry, sunny slopes. Small star-shaped flowers in yellow, white, or pink appear in late spring, and the foliage often turns rich copper and red tones in autumn.
Stonecrop (Upright)
The tall, upright stonecrops grow to 18–24 inches, producing thick, waxy stems lined with plump, paddle-shaped leaves and topped with broad, flat flower heads in shades of pink, rose, and dusty mauve in late summer. These are fully hardy into zones 3 and 4 and die back gracefully to ground level in winter, with the dried flower heads providing attractive structure through the cold months. Autumn Joy and Brilliant are among the most widely grown selections.
Sempervivum
Sempervivum is an enormous genus of alpine succulents native to the mountain ranges of Europe and Asia, where they endure some of the harshest winters on the continent. In the garden they form ever-expanding colonies of tight, symmetrical rosettes in an extraordinary palette of colors, and the monocarpic central rosette flowers and dies after several years, continuously replaced by its surrounding offsets. They are rock-solid cold-hardy plants rated to zone 3 and thrive in the leanest, most freely draining soils imaginable.
Jovibarba
Jovibarba looks similar to Sempervivum but produces notably rounder, more dome-shaped rosettes with distinctly hooded, inward-curving leaf tips. It spreads in an unusual way — by rolling off small, ball-like offsets that tumble away from the parent plant and root wherever they land. Fully hardy to zone 4 and sometimes zone 3, it is a superb rock garden plant with a quietly fascinating beauty and remarkable resilience to cold, heat, and drought.
Prickly Pear Cactus
Several prickly pear species are among the most cold-tolerant cacti on earth, native to the Great Plains and eastern North America where temperatures regularly plunge well below zero. The flat, paddle-shaped pads deflate and wrinkle dramatically in deep cold — a natural antifreeze mechanism — then re-inflate and stand firm when temperatures rise. Large, silky flowers in yellow, orange, or red appear in late spring, followed by edible fruits. Eastern prickly pear is rated to zone 4.
Claret Cup Cactus
The Claret Cup is a tight, dome-forming cactus native to the high desert Southwest, where cold nights are a fact of life. It produces cylindrical, densely spined stems that cluster into attractive mounds and erupts in spring with some of the most vividly colored flowers of any cactus — brilliant scarlet-red, cup-shaped blooms that glow like flames against the spiny green stems. Fully hardy to zone 5, it requires only sharp drainage and full sun to thrive outdoors through cold winters.
Plains Prickly Pear
A native of the short-grass prairies of the American Midwest and Great Plains, Plains Prickly Pear is one of the most cold-hardy cacti in existence, surviving temperatures as low as -40°F under snow cover. The pads are smaller and more densely spined than the common prickly pear, and the plant forms low, spreading mounds close to the ground. It produces cheerful yellow flowers and purplish-red fruit. Undemanding and virtually indestructible, it is a fascinating and rarely grown hardy cactus for adventurous gardeners.
Yucca
Yuccas are dramatic, bold-textured succulents that are completely winter-hardy across a wide range of climates, with several species native to cold, continental regions of North America. They form imposing rosettes or trunk-forming shrubs of long, sword-like leaves and send up towering spikes of creamy white, bell-shaped flowers in summer. Adam’s needle is rated to zone 4, Spanish dagger to zone 6, and soft-leaf yucca to zone 5. All are evergreen, architectural, and completely undemanding.
Agave parryi (Artichoke Agave)
The Artichoke Agave is one of the most cold-tolerant agaves available, rated to zone 5 and surviving temperatures down to -20°F in dry conditions. It forms a neat, compact rosette of broad, blue-gray leaves with dark terminal spines, closely resembling a giant artichoke head. It grows slowly to about two to three feet across, making it suitable for smaller gardens where its year-round, architectural, silvery presence provides permanent structure with zero maintenance.
Agave havardiana (Havard’s Agave)
Havard’s Agave is a cold-hardy species from the high-altitude Chihuahuan Desert, where frosts are frequent and winters are genuinely cold. It forms a large, beautiful rosette of broad, stiff, blue-gray leaves with toothed margins and a single terminal spine, growing to three feet or more across. Hardy to zone 5, it is one of the most cold-tolerant large agaves available and makes a commanding landscape specimen. Like all agaves, it requires sharp drainage and full sun.
Hesperaloe (Red Yucca)
Hesperaloe is a graceful, grass-like succulent native to the Chihuahuan Desert of Texas that resembles a yucca but is more refined, with long, narrow, arching leaves with peeling white fiber threads along their edges. From late spring through summer it sends up tall, arching flower spikes lined with coral-red to pink tubular flowers that hummingbirds cannot resist. Hardy to zone 5, it is drought-tolerant, heat-tolerant, and completely maintenance-free once established in well-drained soil.
Ice Plant (Delosperma)
Hardy ice plant is a low-growing, spreading South African succulent from high-altitude mountain regions and is one of the most reliably cold-tolerant of all the ice plant types, rated to zone 5 and in some varieties to zone 4. It produces a dense carpet of fleshy, cylindrical leaves and covers itself almost continuously from late spring through autumn in vivid, shimmering daisy-like flowers in intense shades of magenta, purple, orange, salmon, and yellow. Excellent for rock gardens, slopes, and sunny borders.
Lewisia
Lewisia is a stunning North American native from rocky mountain habitats, producing low rosettes of thick, fleshy, strap-shaped leaves and extraordinarily showy flowers in brilliant multicolored combinations of pink, salmon, orange, white, and apricot. It is fully hardy to zone 4 and thrives in rock garden crevices where its crown stays dry in winter. The flowers appear in late spring and are among the most spectacular of any alpine plant. It requires sharp drainage above all else.
Orostachys (Dunce Caps)
Orostachys is a fascinating and underused hardy succulent from central Asia, producing tight, symmetrical, dome-shaped rosettes of gray-green to silvery fleshy leaves that form flat mats in summer before producing a distinctive pointed, conical flower spike in autumn. It is monocarpic — the flowering rosette dies after blooming — but produces abundant offsets. Rated to zone 3 in well-drained soil, it is among the most cold-tolerant succulents in cultivation and is a wonderful novelty for troughs and rock gardens.
Opuntia humifusa (Eastern Prickly Pear)
Native to the sandy soils and rocky outcrops of the eastern United States, this prickly pear grows surprisingly far north and is completely at home in zone 4 gardens. The pads lie low to the ground in winter, often turning purplish and shriveling in hard freezes before plumping back up in spring. Bright yellow flowers with red centers appear in early summer, followed by reddish-purple edible fruit. It is a tough, self-sufficient plant that asks only for full sun and excellent drainage.
Rosularia
Rosularia is an alpine succulent from mountain ranges stretching from the Pyrenees across central Asia to the Himalayas, producing small, flat, Sempervivum-like rosettes of softly hairy, fleshy leaves in pale green to silvery tones. In summer it sends up slender stems bearing tubular flowers in white, pale yellow, or pink. Fully hardy to zone 5 and often zone 4, it spreads gently to form cushion-like mats and is superb in alpine troughs, rock wall crevices, and raised scree beds.
Dudleya (Live-Forever)
Dudleya is a genus of rosette-forming succulents native to the coastal bluffs, rocky hillsides, and dry canyons of California and Baja California. Several species are hardy to zone 7 and survive outdoors in sheltered positions in milder climates, where their stunning chalky-white or silvery powdery foliage provides year-round visual interest. The powder on the leaves is a natural wax coating and should never be touched or wiped off. Tall, branched flower stalks with tubular red or yellow flowers appear in spring.
Graptopetalum (Ghost Plant)
Ghost plant forms loose, sprawling rosettes of thick, flat, triangular leaves with a distinctive pearlescent silvery-gray to lavender-pink coloring that gives the plant its ethereal common name. While not as cold-hardy as the most rugged succulents, it survives zone 7 winters outdoors in well-drained positions, and the foliage turns warmer shades of pink, lavender, and apricot in cool weather and bright light. Star-shaped flowers on arching stems appear in spring.
Aloe (Hardy Types)
A handful of aloe species and hybrids are sufficiently cold-tolerant to overwinter outdoors in zones 7 and 8, where they provide year-round structure with their fans of thick, toothed leaves in blue-green to gray-green, often blushing reddish in cold. Soap aloe and Blue Elf aloe are among the most cold-tolerant, and in late winter they produce tall spikes of tubular orange, red, or coral flowers at precisely the time when little else is in bloom — making them one of the most valuable late-winter nectar sources for hummingbirds.
Talinum (Jewels of Opar)
Talinum is a charming, semi-succulent perennial with thick stems, small fleshy oval leaves, and airy, branching flower stems that bear tiny jewel-bright pink to magenta flowers opening for a few hours each afternoon through summer. The decorative, bead-like seed capsules that follow are nearly as attractive as the flowers. Hardy to zone 6, it dies back to thick, succulent roots in winter and re-emerges reliably in spring, self-seeding gently in warm, well-drained spots to naturalize quietly over time.
Sedum spurium (Two-Row Stonecrop)
Two-row stonecrop is a vigorous, mat-forming evergreen stonecrop with rounded, toothed, bronze-green to burgundy leaves arranged in overlapping rows along spreading stems. In summer it produces flat-topped clusters of star-shaped flowers in bright rose-pink or white. Hardy to zone 3, it is one of the toughest ground-covering succulents available, forming a dense, weed-suppressing carpet that holds its foliage through the coldest winters. Dragon’s Blood is a particularly popular selection with rich, wine-red foliage.
Sedum kamtschaticum (Kamschatka Stonecrop)
Native to the rocky coasts and mountains of Siberia and Northeast Asia, Kamschatka stonecrop is a compact, low-growing succulent rated to zone 3. It produces shiny, bright green, scallop-edged leaves on spreading stems and covers itself in cheerful golden-yellow star-shaped flowers in mid-summer. The foliage turns attractive shades of orange and red in autumn and persists through mild winters. It is ideal for rock gardens, borders, and dry stone walls, requiring virtually no attention once established.
Delosperma nubigenum (Yellow Ice Plant)
Yellow ice plant is one of the most cold-tolerant of all the hardy ice plants, reliably surviving zone 4 temperatures when grown in sharply drained soil. It forms a dense, tight carpet of tiny, bright green, succulent leaves that turn reddish in winter cold, and in late spring covers itself in a brilliant sheet of clear, golden-yellow flowers. The plant hugs the ground tightly, making it excellent for carpeting sunny, dry slopes and the edges of rock garden pathways.
Agave americana (Century Plant)
The Century Plant is the most iconic agave of all — a massive, bold succulent forming huge rosettes of gray-blue to blue-green leaves armed with fearsome marginal teeth and terminal spines. In zones 8 and 9 it is fully hardy outdoors, and in zone 7 it survives with some protection. After growing for 10 to 30 years, it produces a towering flower spike sometimes reaching 30 feet, sets seed, and dies — but not before producing a ring of offsets. Its sheer scale makes it a dramatic and unforgettable landscape plant.
Sedum reflexum (Blue Spruce Stonecrop)
Blue spruce stonecrop earns its name from its sharply pointed, needle-like, blue-green leaves that closely mimic the appearance of a tiny blue spruce branch. It forms low, spreading mats of these distinctive spruce-like stems and produces bright yellow flowers in summer. Hardy to zone 3, it is completely evergreen, extremely drought-tolerant, and spreads reliably to form an unusual, fine-textured ground cover. The blue-green foliage provides a cool, distinctive color contrast among other rock garden plants.
Sempervivum arachnoideum (Cobweb Houseleek)
The Cobweb Houseleek is one of the most distinctive and captivating of all the Sempervivum species, identified immediately by the dense network of fine, silky white threads — resembling a spider’s web — that spans the tips of each leaf and covers the entire rosette. This webbing is most pronounced in cold weather. The plants form tight mats of small rosettes and produce rose-pink flowers on upright stems in summer. Hardy to zone 4, it is a fascinating novelty that never fails to draw comment in the garden.
Delosperma cooperi (Purple Ice Plant)
Purple ice plant is the most widely grown of all the hardy ice plants, valued for its vivid, long-blooming display of shimmering magenta-purple flowers that cover the plant almost continuously from late spring through autumn. The fleshy, cylindrical leaves form a dense, low mat that is evergreen in mild winters and semi-evergreen in colder zones. Hardy to zone 6, it is superb on sunny, dry slopes, in rock gardens, and along path edges where its spreading habit can be appreciated.
Cactus (Escobaria)
Escobaria, sometimes called foxtail cactus or pincushion cactus, is a genus of small, globe-shaped to cylindrical cacti native to the Great Plains and Rocky Mountain regions, where they endure extreme cold with ease. The plants are densely covered in overlapping white or gray spines that give them a soft, silvery appearance, and in spring they produce rings of small but beautiful pink to magenta flowers around the crown. Several species are rated to zone 4 and thrive in well-drained garden beds and rock gardens.
Agave neomexicana (New Mexico Agave)
New Mexico Agave is a compact, cold-hardy agave native to the high-altitude Chihuahuan Desert and rated to zone 5. It forms a neat, dense rosette of narrow, dark green leaves edged with small teeth and tipped with sharp brown spines. Smaller than many agaves, it fits comfortably into residential garden beds and containers. The foliage has a refined, elegant quality compared to larger agave species, and the plant is vigorous, long-lived, and requires no supplemental watering once established in a sunny, well-drained spot.
Crassula (Hardy Types)
While most Crassula species are frost-tender, a few, including the rock crassula and certain hybrids, are hardy to zone 7 and survive outdoors through mild winters in well-drained conditions. Rock crassula forms small, tightly stacked columns of rounded, fleshy, silvery-gray leaves, giving it a quirky, sculptural appearance, and produces small white flowers in summer. It prefers a sheltered spot with sharp drainage and excellent sun, and is particularly attractive in wall crevices, raised troughs, and rock gardens where its unusual form can be appreciated.
Echeveria (Hardy Types)
Most echeverias are tender, but a select few are sufficiently cold-tolerant to overwinter outdoors in zones 7 and 8 when grown in sharply drained soil and a sheltered, south-facing position. These rosette-forming succulents produce some of the most perfectly symmetrical and beautiful leaf arrangements in the plant world, with spoon-shaped, waxy leaves in blue-gray, silver, rose, and lavender. In spring and summer they produce tall, arching stems bearing pendulous bell-shaped flowers in coral, orange, or yellow.
Sedum acre (Goldmoss Stonecrop)
Goldmoss stonecrop is one of the smallest and most common of all the outdoor succulents, forming dense, mossy mats of tiny, bright green, overlapping leaves just an inch or two tall. In late spring it erupts in a vivid sheet of small, brilliant yellow flowers that completely obscure the foliage. Hardy to zone 3, it is nearly indestructible, spreading readily through crevices in pavement, dry stone walls, and rock gardens. Its ability to colonize thin, poor, dry soils where almost nothing else grows makes it invaluable.
Sedum spathulifolium (Broadleaf Stonecrop)
Broadleaf stonecrop is a beautiful native North American succulent from the rocky coastal ranges of the Pacific Northwest, forming dense, flat rosettes of spoon-shaped, chalky, powdery leaves in silvery-blue, gray, and purple tones. In summer it produces clusters of bright yellow flowers on short stems above the foliage. Hardy to zone 5, it is a superb rock garden plant with a refined, powder-blue beauty that persists year-round. The variety Cape Blanco is particularly sought after for its intensely silver-white foliage.
Agave utahensis (Utah Agave)
Utah Agave is a small, exceptionally cold-hardy agave from the canyon country of the American Southwest, native to elevations where hard winters are routine. It forms compact rosettes of narrow, stiff, gray-green leaves with serrated margins and sharp terminal spines. Hardy to zone 5, it is one of the most cold-tolerant small agaves available and is perfect for rock gardens and dry, sunny borders where its tidy, sculptural form provides year-round interest. Like all agaves, it requires superb drainage and full sun.
Yucca filamentosa (Adam’s Needle)
Adam’s Needle is the most widely grown and cold-hardy of all the yuccas, rated firmly to zone 4 and native to the southeastern United States, where it is a common sight in sandy, dry soils. The plant forms a bold rosette of rigid, sword-shaped leaves edged with curling white threads — the “filaments” that give it its name — and in summer sends up a towering spike of creamy, bell-shaped flowers. Color Guard and Golden Sword are popular variegated selections with bold cream and green striped foliage.
Cactus (Escobaria vivipara — Spinystar Cactus)
The Spinystar cactus is a small, globe-shaped Great Plains native densely covered in starbursts of white, pink-tinged spines that give it an almost decorative, ornamental quality. In spring it produces rings of bright rose-pink to magenta flowers around its crown, followed by fleshy green fruits. Rated to zone 4, it is one of the most garden-worthy small hardy cacti available, requiring nothing more than excellent drainage and full sun to thrive through cold winters and hot summers alike.
Orostachys iwarenge (Chinese Dunce Cap)
Chinese dunce cap is a particularly refined and attractive species of Orostachys, producing elegantly flat, silvery-gray rosettes with a subtle, smoky, blue-green coloring and softly rounded leaf tips. In autumn the rosettes elongate into a neat, pointed cone before producing small white flowers. It spreads steadily by offsets and is perfectly hardy to zone 4. Its soft, luminous coloring makes it one of the most beautiful of all the cold-hardy succulents for troughs, rock gardens, and alpine displays.
Agave parryi truncata (Artichoke Agave — Truncata Form)
The Truncata form of Artichoke Agave is even more compact and tightly formed than the standard species, with very broad, short, powder-blue leaves with dark chocolate-brown terminal spines that create a striking color contrast. It forms a dense, almost perfectly spherical rosette and is rated to zone 5. This is one of the most architecturally perfect of all hardy agaves — compact enough for smaller spaces, with a cool-season coloring of blue, gray, and chocolate that looks spectacular in winter landscapes and rock garden settings.
Sempervivum tectorum (Common Houseleek)
The Common Houseleek is the original “welcome plant” of European tradition, historically planted on rooftops and doorways for protection against lightning and evil spirits. It forms large, open rosettes of broad, flat, pointed leaves in rich green tipped with burgundy-purple, spreading into wide colonies over time. Hardy to zone 3, it is one of the most cold-tolerant plants on Earth and has been cultivated in gardens for over a thousand years. It produces upright flower stems with star-shaped pink flowers in summer.
Summary Table
| # | Plant | Cold Hardiness |
|---|---|---|
| 1 | Hens and Chicks | Zone 3 |
| 2 | Stonecrop (Low-Growing) | Zone 3–4 |
| 3 | Stonecrop (Upright) | Zone 3–4 |
| 4 | Sempervivum | Zone 3 |
| 5 | Jovibarba | Zone 3–4 |
| 6 | Prickly Pear Cactus | Zone 4 |
| 7 | Claret Cup Cactus | Zone 5 |
| 8 | Plains Prickly Pear | Zone 3 (-40°F) |
| 9 | Yucca | Zone 4–6 |
| 10 | Artichoke Agave | Zone 5 |
| 11 | Havard’s Agave | Zone 5 |
| 12 | Hesperaloe (Red Yucca) | Zone 5 |
| 13 | Ice Plant (Delosperma) | Zone 4–5 |
| 14 | Lewisia | Zone 4 |
| 15 | Orostachys (Dunce Caps) | Zone 3 |
| 16 | Eastern Prickly Pear | Zone 4 |
| 17 | Rosularia | Zone 4–5 |
| 18 | Dudleya (Live-Forever) | Zone 7 |
| 19 | Graptopetalum (Ghost Plant) | Zone 7 |
| 20 | Aloe (Hardy Types) | Zone 7–8 |
| 21 | Talinum (Jewels of Opar) | Zone 6 |
| 22 | Sedum spurium (Two-Row Stonecrop) | Zone 3 |
| 23 | Sedum kamtschaticum | Zone 3 |
| 24 | Yellow Ice Plant | Zone 4 |
| 25 | Century Plant (Agave americana) | Zone 8 |
| 26 | Blue Spruce Stonecrop | Zone 3 |
| 27 | Cobweb Houseleek | Zone 4 |
| 28 | Purple Ice Plant | Zone 6 |
| 29 | Escobaria (Foxtail Cactus) | Zone 4 |
| 30 | New Mexico Agave | Zone 5 |
| 31 | Crassula (Hardy Types) | Zone 7 |
| 32 | Echeveria (Hardy Types) | Zone 7–8 |
| 33 | Goldmoss Stonecrop | Zone 3 |
| 34 | Broadleaf Stonecrop | Zone 5 |
| 35 | Utah Agave | Zone 5 |
| 36 | Adam’s Needle (Yucca filamentosa) | Zone 4 |
| 37 | Spinystar Cactus | Zone 4 |
| 38 | Chinese Dunce Cap | Zone 4 |
| 39 | Artichoke Agave (Truncata Form) | Zone 5 |
| 40 | Common Houseleek | Zone 3 |