How to Grow Sedums and Drought-Tolerant Succulents
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Sedums and Drought-Tolerant Succulents
Sedum spp. and various succulent families (Crassulaceae, Aizoaceae, Asphodelaceae)
succulentSedums are hardy, low-maintenance succulent plants characterized by fleshy leaves that store water, allowing them to thrive in dry conditions with minimal care. This diverse group includes creeping groundcovers, upright shrubs, and trailing varieties, many of which produce attractive flowers in summer. Succulents are perfect for rock gardens, containers, green roofs, and xeriscaping projects.
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Example Sedums and Drought-Tolerant Succulents timeline · Pittsburgh, PA (Zone 6b)
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Plant Sedums and Drought-Tolerant Succulents
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 Sedums and Drought-Tolerant Succulents
Late summer into fallBefore the first fall frost (≈ Nov 8)
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Growing Conditions
Soil
Growing Zones
Find your zone →Hardy sedums thrive in zones 3-11; tender varieties prefer zones 9-11. Many sedums are extremely cold-hardy and can survive zone 3 winters.
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Establishment
2-4 weeksNew transplants or leaf cuttings develop roots and begin active growth
Water lightly once or twice in first 2-3 weeks to encourage rooting; then reduce frequency significantly. Provide bright light and excellent drainage. Protect from extreme heat initially.
Vegetative Growth
4-8 weeks (spring/summer)Plant develops new leaves and stems, gradually filling in the planting space
Minimal watering—only when soil is completely dry. No fertilizer needed; sedums are low-nutrient plants. Pinch back leggy growth to encourage bushier form if desired. Full sun exposure intensifies colors.
Pre-flowering
2-4 weeksPlant produces flower buds; leaf colors may deepen in response to stress or cool temperatures
Continue dry conditions. Do not fertilize, as this encourages foliage at expense of flowers. Provide maximum sunlight for best flowering.
Flowering
4-8 weeks (typically mid-summer to early fall)Small star-shaped flowers appear in clusters (white, pink, red, yellow, or bicolor depending on variety)
Maintain dry conditions; light watering only if leaves show significant wrinkling. Flowers attract pollinators and can be cut for arrangements. Deadheading extends blooming.
Dormancy/Winter Rest
3-5 months (fall/winter)Growth slows or halts; hardy sedums may turn red/bronze/orange; tender varieties require protection
Cease watering almost entirely (only in extreme drought). No fertilizer. Hardy sedums need no protection; tender varieties in cold zones require moving indoors or mulching. Prune dead stems in spring.
Companion Planting
Plan your garden →Plant with:
Avoid planting near:
Common Pests
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Spray with 70% isopropyl alcohol or insecticidal soap. Remove heavily infested leaves. Improve air circulation to prevent recurrence.
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Prevent through excellent drainage and infrequent watering. Remove affected plants/soil. Improve soil aeration. Use well-draining medium.
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Spray with water to dislodge or use insecticidal soap. Rarely severe on sedums due to their resilience.
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Increase humidity slightly; mist foliage. Spray with neem oil or insecticidal soap if infestation occurs.
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Scrape off manually or treat with horticultural oil spray. Isolate infested plants to prevent spread.
Uses
Xeriscaping and Water Conservation
HouseholdSedums require minimal watering compared to traditional ornamental plants, reducing landscape water consumption by 50-70%. They are ideal for dry climates, drought-prone regions, and sustainable garden design. [source]
Green Roofs and Living Walls
HouseholdLightweight sedums (especially creeping varieties) are the standard choice for extensive green roofs because they tolerate shallow soil, weight restrictions, and extreme temperature fluctuations. They reduce building heat absorption and stormwater runoff. [source]
Container Gardens and Arrangements
CraftSedums are perfect for mixed succulent containers, hypertufa planters, and decorative dish gardens due to their compact growth and minimal care. Their varied colors and textures create visually striking displays year-round. [source]
Pollinator Support
WildlifeSedum flowers (especially flowering sedums like Autumn Joy, Dragon's Blood, and Autumn Fire) provide late-season nectar and pollen for bees, butterflies, and other pollinators when few other plants bloom. [source]
Traditional Herbal Uses
MedicinalSeveral Sedum species (especially Sedum reflexum and Sedum acre) have been used in traditional Chinese and European herbalism for minor wounds and skin irritations, though modern evidence is limited. [source]
This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.
Harvest Tips
Sedums are primarily ornamental and not harvested like vegetables. However, leaves can be propagated year-round by gently removing them from stems, allowing to dry 1-2 days, then placing on moist well-draining soil. Flowers can be cut for arrangements when fully open. Some sedums (like Sedum acre, 'Gold Moss') have edible leaves but are rarely cultivated for consumption.
Fun Facts
- 🌱 Sedums store water in their fleshy leaves through a process called Crassulacean Acid Metabolism (CAM), which allows them to photosynthesize at night and close their pores during hot days to conserve moisture—a unique adaptation to desert conditions.
- 🌱 A single sedum leaf can be propagated into a full plant by simply placing it on moist soil; baby rosettes emerge from the leaf base within 2-4 weeks, making sedums ideal for propagation and sharing with gardeners.
- 🌱 Some sedums, like Sedum kamschaticum and Sedum acre, are edible and have been consumed in Asian cuisine for centuries; their tangy, slightly peppery flavor makes them additions to salads, though most ornamental varieties are better left as ornamentals.
Gardening Terms
New to gardening? Learn about terms used in this guide:
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