How to Grow Black Prince Sedum

Black Prince Sedum

Sedum 'Black Prince'

succulent

Black Prince Sedum is a striking rosette-forming succulent with dark purple to nearly black foliage that intensifies in color with sunlight exposure. It produces small red flowers in summer and spreads slowly, making it ideal for rock gardens, containers, and xeriscaping. This hardy, low-maintenance plant is highly drought-tolerant and valued for its dramatic dark coloring.

When should you plant Black Prince Sedum in your zone?

Get a personalized planting timeline — when to start seeds, transplant, and harvest — based on your USDA zone and local frost dates. Free to start.

Get my Black Prince Sedum timeline →

Example Black Prince Sedum timeline · Pittsburgh, PA (Zone 6b)

  1. Plant Black Prince Sedum

    Around Apr 17

    Near Pittsburgh's average last spring frost.

  2. Tend & protect

    Late spring–summer

    Watering, feeding, and pest-watch reminders.

  3. Harvest Black Prince Sedum

    Late summer into fall

    Before the first fall frost (≈ Nov 8)

Sample dates for Pittsburgh, PA. Sign up to get exact Black Prince Sedum dates for your own zip code.

Growing Conditions

☀️
Sun: Full sun, 6-8 hours daily (intensifies dark coloring; partial shade tolerated in hot climates)
💧
Water: Water deeply but infrequently; allow soil to dry completely between waterings. In growing season (spring/summer), water every 2-3 weeks. Reduce to once monthly or less in fall/winter. Overwatering causes root rot.
📏
Spacing: 12 inches
📅
Days to maturity: Mature rosettes form in 18-24 months from cuttings
🌱
Planting depth: Plant cuttings or offsets just below soil surface; do not bury the crown

Soil

Type: Well-draining, gritty cactus or succulent soil mix
pH: 6.0-7.0
Amendments:
Perlite or coarse sand Gravel or pumice Minimal organic matter

Growing Zones

Find your zone →

Thrives in zones 3-11; winter hardiness extends to zone 3b in well-draining soil

3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a 9b 10a 10b 11a

Sign up free to see if Black Prince Sedum grows in your zone — and get a personalized planting timeline.

Get my Black Prince Sedum timeline →

Growth Stages

1

Propagation/Establishment

2-4 weeks

New cuttings or offsets develop roots and begin forming small rosettes

Keep soil lightly moist (not wet) for 2-3 weeks until roots establish. Avoid full sun initially. Provide bright indirect light.

2

Vegetative Growth

4-12 months

Rosettes expand and thicken; foliage gradually darkens with age and sunlight exposure

Increase sunlight gradually to develop intense black-purple color. Water sparingly. Apply diluted low-nitrogen fertilizer once in spring if desired.

3

Flowering

4-8 weeks

Small star-shaped red flowers appear on upright inflorescences in summer (June-August)

Maintain regular watering schedule during bloom. Deadhead spent flowers to encourage continued blooming if desired, though leaving them is fine.

4

Offset Production

Ongoing after 12-18 months

Mature rosettes produce baby rosettes (offsets) around the base, expanding the plant's footprint

Allow offsets to develop naturally. Separate when they reach 1-2 inches; these can be propagated as new plants.

5

Dormancy/Winter Rest

3-4 months

Growth slows significantly; foliage may take on even darker, more burgundy tones in cold

Reduce watering to minimal amounts. In zones 3-6, protect from excessive moisture and mulch lightly if winter is particularly harsh. Provide excellent drainage.

Companion Planting

Plan your garden →

Plant with:

Avoid planting near:

Hostas (prefer moisture) Ferns (prefer humidity) Moss (retains moisture) Water-loving perennials

Common Pests

  • Inspect regularly; remove with rubbing alcohol on a cotton swab. Isolate affected plants. Spray with neem oil if severe.

  • Prevent through excellent drainage and sparse watering. If rot occurs, remove plant, trim away affected roots, and repot in fresh dry soil.

  • Increase air circulation; spray leaves with water. Use horticultural oil or neem oil if infestation is severe.

  • Remove manually with rubbing alcohol. Treat with horticultural oil spray if widespread.

Uses

🏠

Ornamental Accent & Container Garden

Household

Black Prince Sedum is prized for its dramatic dark foliage that adds striking visual contrast in succulent arrangements, rock gardens, and container displays. Its compact size and slow growth make it ideal for small spaces and decorative pots. [source]

🏠

Low-Maintenance Xeriscaping

Household

This drought-tolerant plant reduces watering needs in landscaping, making it excellent for xeriscaping projects and water-wise gardens. It thrives in poor soils where other plants struggle. [source]

🦋

Pollinator Support

Wildlife

The summer flowers attract pollinators, particularly bees, providing a small nectar source during warmer months. Offers food for beneficial insects in rock gardens. [source]

🎨

Living Art & Terrarium Design

Craft

The striking black-purple rosettes are popular in living succulent art arrangements, living walls, and alpine troughs. Its sculptural form enhances contemporary garden design. [source]

Harvest Tips

Black Prince Sedum is not harvested for food or medicinal use. For propagation, gently remove mature offset rosettes in late spring or summer and allow to dry for 1-2 days before planting in dry soil. Leaf cuttings can also be propagated: detach healthy leaves, let dry 1-2 days, then place on moist soil until new plantlets form.

Fun Facts

  • 🌱 Black Prince Sedum gets its intense black-purple coloring from anthocyanins (the same pigments found in blueberries), which intensify in response to bright sunlight—plants grown in shade remain green.
  • 🌱 This cultivar is a hybrid selection, likely derived from Sedum 'Dragon's Blood' or similar Sedum species, though exact parentage is uncertain.
  • 🌱 Despite its dark appearance, Black Prince Sedum is extremely hardy and can survive brief freezes and frost; some specimens in zone 3 gardens survive winter outdoors with excellent drainage.

Gardening Terms

New to gardening? Learn about terms used in this guide:

Join 30,000 gardeners planning their gardens with LizPlants.

Get your personalized Black Prince Sedum planting timeline

Tell us your zip code and we'll calculate exactly when to start Black Prince Sedum seeds, transplant seedlings, and harvest — based on your USDA zone and local frost dates. Includes calendar reminders and printable task lists. Free to start.

Get my Black Prince Sedum timeline →