How to Grow Gregg's Sedum
Gregg's Sedum
Sedum greggii
succulentGregg's Sedum is a compact, evergreen succulent native to Texas and Mexico, known for its vibrant red, pink, or yellow flowers that attract pollinators. It forms dense mounds of fleshy, lance-shaped leaves and produces tubular flowers from summer through fall. This hardy, drought-tolerant plant is ideal for rock gardens, containers, and xeriscaping.
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Example Gregg's Sedum timeline · Pittsburgh, PA (Zone 6b)
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Plant Gregg's Sedum
Around Apr 17Near Pittsburgh's average last spring frost.
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Tend & protect
Late spring–summerWatering, feeding, and pest-watch reminders.
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Harvest Gregg's Sedum
Late summer into fallBefore the first fall frost (≈ Nov 8)
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Growing Conditions
Soil
Growing Zones
Find your zone →Thrives in zones 8-11; cold hardy to about 10°F (-12°C)
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Get my Gregg's Sedum timeline →Growth Stages
Establishment
4-6 weeksYoung plant with small rosettes and sparse foliage; root system developing
Water lightly but consistently for first 4-6 weeks until roots are established. Provide bright light. Protect from extreme heat initially.
Vegetative Growth
Spring through early summerPlant produces dense mounding foliage with lance-shaped leaves in green, red, or purple tones depending on light and variety
Reduce watering as plant matures. Provide full sun for best color development. Prune lightly to maintain compact shape if desired.
Flowering
Summer through fall (June-November)Produces clusters of small tubular flowers in red, pink, yellow, or bicolor combinations from tips of branches
Continue minimal watering. Deadhead spent flowers to encourage continued blooming. Flowers attract hummingbirds and butterflies.
Fall & Winter Dormancy
November-MarchGrowth slows significantly; foliage may deepen in color; flowering may continue in mild climates
Water sparingly or not at all in cold climates. In zones 8-9, provide some winter protection in harsh years (frost cloth or mulch around base, not covering). Stop fertilizing.
Spring Renewal
March-MayNew growth emerges from base; plant returns to active growth; flowers may appear in late spring
Resume regular watering schedule. Begin light fertilizing with diluted succulent fertilizer if desired. Remove any dead foliage from winter.
Companion Planting
Plan your garden →Plant with:
Avoid planting near:
Common Pests
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Spray with neem oil or insecticidal soap; isolate affected plants; use cotton swab dipped in rubbing alcohol for small infestations
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Improve drainage; reduce watering; repot in fresh, dry soil if severe; remove affected roots with sterile knife
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Remove by hand or with soft brush; spray with horticultural oil; apply neem oil weekly until controlled
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Spray with water to dislodge; use insecticidal soap or neem oil; encourage natural predators like ladybugs
Uses
Pollinator Garden & Hummingbird Attraction
OrnamentalThe vibrant tubular flowers bloom prolifically from summer through fall, providing nectar for hummingbirds, bees, butterflies, and other pollinators during critical food shortage periods. Its long bloom period makes it valuable for wildlife gardens. [source]
Xeriscaping & Water Conservation
OrnamentalAs a drought-tolerant succulent, Gregg's Sedum requires minimal water after establishment, making it an excellent choice for water-wise landscapes in arid and semi-arid regions. It reduces irrigation needs while maintaining aesthetic appeal. [source]
Container & Rock Garden Cultivation
OrnamentalIts compact, mounding form and modest size (12-18 inches) make it ideal for terracotta pots, alpine troughs, rock gardens, and alpine house displays. It thrives in containers with minimal soil. [source]
Seasonal Color & Texture
OrnamentalFoliage color shifts from green to red or purple depending on light exposure and temperature, providing year-round visual interest. The dense, fine-textured mounds add structural contrast to garden beds. [source]
Easy Propagation & Plant Sharing
HouseholdGregg's Sedum propagates readily from stem and leaf cuttings, making it easy to create new plants for sharing or expanding plantings. A single cutting can become a mature, flowering plant within one season. [source]
Harvest Tips
Gregg's Sedum is not harvested for food or traditional medicinal purposes. Collect flowers for fresh arrangements when fully open. Harvest stem cuttings in spring or summer for propagation by allowing cut end to callus for 3-7 days, then inserting into dry succulent soil mix.
Fun Facts
- 🌱 Gregg's Sedum is native to the Chisos Mountains and Edwards Plateau region of Texas and adjacent Mexico, where it thrives in rocky, nutrient-poor soils.
- 🌱 The plant's genus Sedum comes from the Latin 'sedere' meaning 'to sit,' referring to how these succulents cling to rocks and thin soils.
- 🌱 Hummingbirds so favor Gregg's Sedum that it is sometimes called a 'hummingbird magnet' in Texas gardening circles, providing essential nectar during their fall migration.
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