How to Grow Dropmore Red Sedum

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Dropmore Red Sedum

Sedum × 'Dropmore Red'

flower

Dropmore Red Sedum is a hardy succulent groundcover with fleshy foliage that turns deep red and burgundy in cool weather. It produces clusters of small pink to red flowers in late summer and fall, attracting pollinators. This low-maintenance perennial is exceptionally cold-hardy and drought-tolerant once established.

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Example Dropmore Red Sedum timeline · Pittsburgh, PA (Zone 6b)

  1. Plant Dropmore Red Sedum

    Around Apr 17

    Near Pittsburgh's average last spring frost.

  2. Tend & protect

    Late spring–summer

    Watering, feeding, and pest-watch reminders.

  3. First Dropmore Red Sedum blooms

    Mid-to-late summer

    Before the first fall frost (≈ Nov 8)

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

Growing Conditions

☀️
Sun: Full sun, 6+ hours daily; tolerates partial shade but produces best color in full sun
💧
Water: Very drought-tolerant once established; water sparingly. Allow soil to dry completely between waterings. Reduce watering in fall and winter. Avoid overwatering, which causes root rot.
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Spacing: 12 inches
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Days to maturity: Establishes groundcover in 1-2 seasons; flowers by year 2
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Planting depth: Surface plant; barely cover roots with soil

Soil

Type: Well-draining sandy or gravelly soil; tolerates poor soil
pH: 6.0-7.5
Amendments:
Perlite or coarse sand to improve drainage Avoid excessive compost or organic matter

Growing Zones

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Thrives in zones 2-8; exceptionally hardy for northern gardens

2a 2b 3a 3b 4a 4b 5a 5b 6a 6b 7a 7b 8a

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Growth Stages

1

Establishment

4-8 weeks

Small rosettes of pale green foliage slowly spread outward; plant is settling in roots

Water lightly every 2-3 weeks during first season; avoid transplanting; mulch lightly if desired

2

Vegetative Growth

4-6 months

Rosettes expand and spread; foliage remains green in spring and early summer

Minimal watering needed; light feeding optional; foliage begins reddening as temperatures cool

3

Color Development

6-8 weeks

Foliage deepens to rich red and burgundy tones in fall as temperatures drop below 50°F

No watering needed; color intensifies with cooler nights and bright light; avoid high nitrogen fertilizer

4

Flowering

6-10 weeks

Clusters of small pink to red flowers appear at stem tips in late August through October

Do not deadhead if you want self-seeding; flowers attract bees and butterflies; foliage color peaks during bloom

5

Dormancy

3-4 months

Foliage may remain dark red or turn brown; plant is completely dormant and frost-hardy

No watering or care needed; extremely cold-hardy; foliage persists and provides winter interest

Companion Planting

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Plant with:

Avoid planting near:

Water-loving plants (Hostas, Astilbe, Ferns) Plants requiring frequent watering Aggressive spreaders that compete for space (though Sedum is quite vigorous)

Common Pests

  • Ensure excellent drainage; avoid overwatering; remove affected portions; treat with copper fungicide if severe

  • Spray with insecticidal soap or neem oil; remove heavily infested rosettes; improve air circulation

  • and

    Hand-pick; use copper barriers; diatomaceous earth around plants; remove leaf litter where they hide

  • Spray with water to dislodge; use miticide if severe; increase humidity slightly

Uses

🌿

Garden groundcover and edging

Ornamental

Dropmore Red Sedum creates stunning low-maintenance groundcover, especially valued for its exceptional hardiness in cold climates. It's perfect for rock gardens, borders, container plantings, and areas where traditional groundcovers fail. [source]

🦋

Pollinator support

Wildlife

The late-season flowers provide essential nectar and pollen for bees, butterflies, and other pollinators when few other plants are blooming. The persistent seed heads feed birds through winter. [source]

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Drought-resistant landscaping

Household

Excellent for xeriscaping and water-wise gardens due to its extreme drought tolerance and minimal maintenance needs. Reduces water consumption and garden workload significantly. [source]

🎨

Floral arrangements and dried displays

Craft

Cut stems make attractive additions to fresh and dried floral arrangements. The colorful foliage and flowers dry beautifully and retain color for months, adding texture to arrangements. [source]

🌿

Winter interest and seasonal color

Ornamental

Provides persistent burgundy-red foliage and decorative seed heads through winter months, offering visual interest to gardens in bleak seasons when other plants have died back. [source]

Harvest Tips

Dropmore Red Sedum is not harvested for food but is enjoyed for ornamental display. Cut stems for floral arrangements anytime; flowers persist on the plant for weeks. Deadhead selectively if you don't want self-seeding. Leave seed heads in fall for winter interest and to support wildlife.

Fun Facts

  • 🌱 Dropmore Red Sedum was developed at the Dropmore Horticultural Station in Manitoba, Canada, specifically for extreme cold-hardiness, making it one of the most frost-tolerant sedums available.
  • 🌱 The plant's red coloration in fall is not a sign of stress but a natural protective response—the red pigments (anthocyanins) help shield the plant from UV radiation and freezing temperatures.
  • 🌱 Sedum foliage and flowers can be propagated from a single leaf; a fallen leaf will often root and grow into a new plant, making this one of the easiest perennials to multiply.

Gardening Terms

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