Sedum plants are succulents that belong to the Crassulaceae family and are considered easy to grow in most climates. There are numerous sizes and varieties to pick from, making it possible to find the perfect form for practically any gardening project. Cutting sedum plants back isn’t technically necessary unless they’re growing out of hand. Sedum plant pruning can restrict errant growth and, in some situations, enforce thicker plants if you desire a highly neat appearance. It won’t kill the plant, but pruning sedum plants at the right time will help maintain the starry flowers that most varieties produce.
Sedum can be pruned at any time in warmer areas without affecting the plant’s vigor. The majority of pruning, on the other hand, is done to remove old flower heads and keep the plant in check. You risk removing future flower heads on some of the slower-growing varieties if you prune late in the summer. At any moment, old flowers can be removed. The bloom head is an appealing feature on some of the larger species, such as Autumn Joy stonecrop, and it will last throughout the winter. You have the option of removing these in the fall or waiting until early spring to do so.
In cooler climates, the leaf will die back in the winter and be replaced by beautiful small fresh rosettes in the spring. By pruning back sedum plants to the new growth, it aids in the emergence of new growth while also forming a more neat plant.
Should sedum be cut back for winter?
Tall sedum varieties like “Autumn Joy” (Sedum x “Autumn Joy”), which thrives in USDA zones 5 through 9, flower all winter and need to be pruned in late winter or early spring. Cut the sedum back in the winter as soon as the blossoms fade, or whenever you see green peeping through the ground in the spring. Using pruning shears, cut the entire plant back to ground level, or break the stalks at ground level by hand. The sedum will reappear from the roots in the spring.
When should I cut down sedum?
Incorporate Sedum ‘Autumn Joy’ (Sedum spectabile ‘Autumn Joy’) into your landscaping beds for excellent fall color. This paddle-leafed perennial, also known as Hylotelephium ‘Herbstfreude’ (Herbstfreude is German for “October delight”), is hard to match when it comes to giving seasonal interest. Learn how to grow sedum ‘Autumn Joy’ with these helpful hints.
‘Autumn Joy’ sedum, like other members of the sedum family, stores water in its fleshy, thickened leaves. This sedum, like hen-and-chicks (Sempervivum tectorum) and jade plant, is a succulent (Crassula ovata). All of these plants have water-hoarding leaves that thrive in arid, low-fertility soil. A compost-rich garden soil, on the other hand, can be a death knell for these water-conserving plants.
In rich, healthy soil, sedum ‘Autumn Joy’ responds with lush growth, resulting in weak, floppy stems. Clumps that start the growth season tight and upright but conclude with bowing and flailing stems are a regular occurrence for gardeners with this long-season performer. Keeping the soil light and lean is one way to avoid stem flop. If you’re planting in rich garden loam, consider adding a shovel of sand to the planting holes.
Inserting hoop or grow-through type stakes around plant clumps early in the season is another strategy to keep ‘Autumn Joy’ sedum stems standing soldier straight. If the plants aren’t in full sun, the stems will also flop. All sedum plants, including the sedum ‘Autumn Joy,’ require sunlight to thrive.
Many gardeners prune ‘Autumn Joy’ stems back in the spring and summer to encourage plants to grow to a reduced overall height. Pruning also results in shorter, more branched stems. Cut sedum plants in half in late spring or early summer to trim them (June in most places). Pruning causes the sedum ‘Autumn Joy’ to flower later, resulting in a longer flower show in the fall.
In the summer, the sedum ‘Autumn Joy’ produces flower buds atop stalks. The buds are chartreuse for a long time, bringing interest to the summer garden. The green buds open in late summer, revealing pink flowers that linger about six weeks in the garden. The blossoms become a bronze color before turning an almost chestnut brown that stands firm under winter snow. For visual pleasure, many gardeners leave flowers in the garden throughout the winter.
The colorful blossoms entice pollinators of all types. As a late-season nectar source, sedum ‘Autumn Joy’ is an excellent addition to a wildlife or butterfly garden. Its blooms supply bees, wasps, and other pollinating insects with large landing platforms.
The sedum ‘Autumn Joy’ is hardy in zones 3 to 8. This fall staple is also available in a variety of various formats. Light pink blooms bloom atop green foliage on the traditional sedum ‘Autumn Joy.’ Similar blossoms on stems with variegated, white-edged green leaves can be seen on the sedum telephium ‘Autumn Charm’ (Sedum telephium ‘Autumn Charm’). Autumn Fire (Sedum spectabile ‘Autumn Fire’) is a better version of ‘Autumn Joy.’ ‘Autumn Joy’ is gradually being phased out of the market. ‘Autumn Fire’ features larger flower heads, stronger stems, and a longer flowering window than ‘Autumn Joy.’
How do you care for sedums in the fall?
Sedum plants respond well to pruning, and in the next spurt of spring growth, they tend to develop a bushier plant. In the early spring, trim the stems down to within an inch (2.5 cm) of the earth using sharp pruners or garden shears. Take care to stay away from the fresh growth that is forming.
Pinching encourages plants to grow more densely. Pinch off new growth near the soil to create a more compact stem with thicker growth.
Pruning sedum succulents that are growing in low light might help them develop a stronger stem. Trim the stem to 6 inches in length (15.2 cm.). You won’t get any blooms for a while, but the stalk will thicken and sustain the blossoms when they arrive.
Finally, if your sedums’ tops get too heavy, cut the flower and bring it indoors to enjoy as a cut bloom. They’re a delight both inside and out.
How do you keep Autumn Joy sedum from falling over?
Plants that are lanky should be staked.
- 6 inches into the earth, pound 18-inch wooden stakes around the perimeter of the sedum area.
- To thin out a heavy patch that is toppling over, dig up 8-by-8-inch clumps of sedum in the spring or fall.
Can sedum survive frost?
Succulent plants that thrive in zones 3 to 9 are known as sedums. Because succulents are notorious for holding water in their leaves, sedum is one of the most hardy succulents available. Sedums can withstand heat, dry soil, and cold temperatures. Sedum, unlike most perennials, does not require much attention during the winter.
Sedums can be neglected as you prepare and prune your garden for the winter. Sedums are hardy plants that can withstand cold and temperatures below freezing. The remaining stalks with spent flowers will provide color and food for the birds as the upright sedums fade back to the ground. You can cut the stalks to the ground if you want. It will not affect the plant or its new growth in the spring.
Does sedum stay green in winter?
Sedum (Sedum), a hardy succulent also known as stonecrop or as the genus Hylotelephium, grows up to 2 feet tall and has at least 500 recognized cultivars. The majority of types grow in USDA plant hardiness zones 3 through 9 and are resistant to cold, heat, and dry soil. Tall sedum dies back in the winter and reappears in the spring in colder areas. In warmer climes, however, it stays a beautiful addition to the garden throughout the winter, with its continuous green foliage and bright blossoms.
Can I plant sedum in the fall?
After the fear of frost has passed, the optimum time to plant sedum is in the early spring. Plant as soon as the weather permits before the summer heat sets in. Sedum blooms in the fall and grows approximately 1 inch every month. Sedum can be transplanted in the fall or cuttings from sedum can be planted at any time during the growing season.
Does sedum need to be covered for frost?
She discovered that the yucca ‘Wall Bright Star’ can withstand temperatures as low as 0 degrees Fahrenheit, while the agave ‘After Glow’ is more cold tolerant. These specimens were discovered by Baron at Petaluma’s Cottage Gardens.
The hardiness of variegated specimens appears to be lower. Frost is not a friend of euphorbias. Even though they are deemed hardy to 30 degrees, container plants are more vulnerable to lower temperatures.
Crassula sarcocaulis can withstand temperatures as low as 10 degrees Fahrenheit. Sempervivums, sometimes known as hens and chicks, can withstand frigid temperatures. Sedums, commonly known as stonecrops, seem to be unaffected by the chilly temperatures.
All of your succulents should be covered with frost-resistant material that breathes and allows moisture and sunshine to pass through, according to Baron.
Throughout the colder months, lightweight sheets thrown over the plant work well, but they must be removed during the day.
Place the containers under eaves or in other safe places. Wait until the weather warms up before going out on the water.
If you have a mini-greenhouse or something bigger, add some low-voltage lights for extra warmth and keep the pots gently covered with frost protectant material, sometimes known as floating row covers, until they are no longer needed.
Finally, she has kept her succulents alive by covering those in pots, those planted in the ground, and even those in her greenhouse.
When the temperature dropped to 28 degrees in my garden, the sedums, sempervivums, Orostachys, Senecio mandraliscae, Crassula cocinea ‘Campfire,’ Rhodiela, and Aloe nobilis were unaffected.
Read the plant label when buying succulents; it will typically inform you how cold-hardy the plant is. Some species within a genus may be more hardy than others.
The number of days with low temperatures, as well as a protracted rainy spell as we had, can affect hardiness.
Readers who live in a warmer atmosphere will be able to grow the succulent types that are a little more delicate.
Surprisingly, visiting neighbors in your neighborhood who have had little to no plant frost damage can also assist you figure out which succulents will do well in your own garden.
“Succulent Container Gardens, Design Eye-Catching Displays with 350 Easy-Care Plants,” by Debra Lee Baldwin, is a fantastic reference book for all succulent fans.
This book covers a wide range of topics, including succulent cultural requirements, individual plant hardiness, and intriguing container arrangements that use color, texture, and size to suit each container.
Cynthia wonders how a yucca differs from an agave in terms of physical qualities.
Yuccas are mounding succulents that grow 2 to 3 feet tall and feature spiky foliage with stringy hairs along the margins. In the early or mid-summer, they produce flowers on stalks.
Agaves’ leaves are roughly 18 inches long and 3 inches wide, with sharp spiky points, and they grow in clumps. Agaves, often known as century plants, grow flowers on stalks that reach several feet above the leaf cluster when they do.
Is it okay to graft a citrus onto a camellia, as Jess S. asks? If it isn’t absolutely required, don’t remove the camellia’s root system.
Blanket Flower (Gaillardia)
Blanket flowers are one of my favorite perennials, and they’re simple to winterize.
Cut back the flower stalks in late October if you want a clean landscape. You can leave them until next year if you don’t mind their presence in the garden.
Because blanket flowers are sensitive to wet soil, don’t mulch them in the winter.
Bronze Fennel (Foeniculm vulgare)
Bronze fennel, a favored diet of swallowtail caterpillars, is becoming a more common addition to gardens. Just keep an eye on the prolific self-seeding!
Catmint (Nepeta)
Catmint and I have a love-hate relationship. It’s a great plant for introducing cold tones to a space, as long as you give it plenty of room to grow. Fortunately, catmint may be aggressively trimmed at any time of year.
You can prune these back to a few inches from the ground in the fall, but there will be a hole in your garden until they flush back in the spring.
If catmint is a foundation of your perennial border, more modest cuttings of about half the plant’s height in the fall are recommended, along with frequent summers pruning.
Columbine (Aquilegia)
Columbine flowers remind me of futuristic spaceships, which I like… In enclosed places, though, their constant self-seeding isn’t so nice.
Columbine flowers and seedpods can be pruned back in the fall to prevent self-seeding. Otherwise, it’s best to let the plant’s foliage alone over the winter.
Daylily (Hemerocallis)
Even with its unflattering nickname of “ditch lily,” I’ve always been an admirer of the local daylily.
Leave the leaf on these plants to overwinter, and you’ll have an unappealing but free mulch. If you want to plan ahead for a less stressful spring, prune back the foliage of the daylily in the fall to avoid a headache later.
Japanese Anemone (Anemone hupehensis)
The foliage and stems of the fall-blooming anemone can be left standing over the winter, but if they turn black following frosts, they should be cut to the ground.
Peony (Paeonia)
Another “too much fungus!” sufferer. The peony is a lovely flower that produces an unappealing pile of fall foliage.
Most gardeners are salivating at the prospect of chopping these guys down as soon as possible. Cut the leaves back to the ground when the first hard frost arrives.
Salvia
Salvia, an ever-present element in any perennial bed, blooms numerous times and attracts desirable species like as hummingbirds and honeybees.
Woody salvia benefits from a strong fall pruning, which reduces the plant’s size by nearly half, and should be cut back regularly during the season by removing wasted flowers.
Veronica
Veronica is a lovely plant to have in any garden because it is a low-maintenance perennial.
Cut veronica (also known as speedwell or gypsyweed) back to a few inches above the ground after the first hard frost. In the spring, it’ll be as happy as a clam.
Yarrow (Achillea millefolium)
Yarrow is a popular and necessary addition to any meadow-like border, with its distinctive bloom shape and intriguing leaves.
Fall pruning, which involves cutting the plant back to the basal leaves, works wonders for these plants.

