How to Grow Autumn Fire Stonecrop

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Autumn Fire Stonecrop

Sedum 'Autumn Fire'

flower

Autumn Fire is a deciduous sedum cultivar prized for its dramatic seasonal color transformation from green to burgundy-red in fall. This hardy succulent forms attractive mounds of fleshy foliage topped with pink flowers that deepen to russet-red. It's an excellent choice for rock gardens, borders, and containers due to its low maintenance requirements and stunning autumn display.

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Example Autumn Fire Stonecrop timeline · Pittsburgh, PA (Zone 6b)

  1. Plant Autumn Fire Stonecrop

    Around Apr 17

    Near Pittsburgh's average last spring frost.

  2. Tend & protect

    Late spring–summer

    Watering, feeding, and pest-watch reminders.

  3. First Autumn Fire Stonecrop blooms

    Mid-to-late summer

    Before the first fall frost (≈ Nov 8)

Sample dates for Pittsburgh, PA. Sign up to get exact Autumn Fire Stonecrop dates for your own zip code.

Growing Conditions

☀️
Sun: Full sun, 6+ hours daily (intensifies fall coloration)
💧
Water: Low water needs once established; drought tolerant. Water moderately during growing season, reduce in fall and winter. Avoid overwatering, which causes rot.
📏
Spacing: 18 inches
📅
Days to maturity: Reaches mature size in 2-3 years
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Planting depth: Plant at soil level; do not bury crown

Soil

Type: Well-draining sandy or gravelly soil
pH: 6.0-7.0
Amendments:
Coarse sand or grit for drainage Perlite or pumice Avoid heavy organic matter

Growing Zones

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Thrives in zones 3-9, with best performance in zones 4-8

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

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Growth Stages

1

Establishment

First 4-6 weeks

Young plants with small rosettes of green foliage, minimal height

Keep soil lightly moist (not wet) until roots establish. Protect from excessive moisture. Plant in spring for best establishment.

2

Vegetative Growth

Spring through mid-summer

Plants develop fuller mounds of green, fleshy leaves; height increases to 12-18 inches

Minimal watering needed. Ensure excellent drainage. Can pinch back in early summer to encourage bushier growth.

3

Flowering

Late summer into fall (August-October)

Terminal clusters of small pink flowers appear on branch tips; flowers gradually deepen in color

Flowers attract pollinators. Do not deadhead if you want seeds; leave for winter interest.

4

Color Change & Dormancy

October-March

Foliage transforms from green to deep burgundy-red; flowers age to russet-brown; plant enters dormancy

This is the showstopping phase. Reduce watering significantly. Leave seedheads and dried foliage for winter structure and wildlife benefit.

5

Early Spring

March-April

New green growth emerges from dormant crown; dried foliage gradually shed

Cut back dead foliage in early spring (late March/early April) once new growth appears. Do not cut too early.

Companion Planting

Plan your garden →

Plant with:

Avoid planting near:

Moisture-loving perennials like hostas Astilbe Primrose Impatiens Plants requiring frequent watering

Common Pests

  • Ensure perfect drainage; avoid overwatering; improve air circulation; remove affected plants if rot develops

  • Inspect regularly; remove with rubbing alcohol on a cotton swab; improve air circulation; use neem oil if severe

  • Increase humidity slightly; spray foliage with water in dry conditions; use miticides if infestation is severe

  • and

    Hand-pick in early morning; use copper barriers or slug bait; encourage ground beetles and other predators

Uses

🏠

Fall Garden Display & Ornament

Household

Autumn Fire is prized for its dramatic color transformation in fall, providing interest when many perennials have declined. The russet flowers and burgundy foliage create stunning visual appeal in gardens and can be cut for autumn arrangements. [source]

🦋

Pollinator & Beneficial Insect Support

Wildlife

The abundant pink flowers attract bees, butterflies, and other pollinators in late summer and early fall. Leaving seedheads through winter provides food for birds and shelter for beneficial insects. [source]

🎨

Cut Flowers & Dried Arrangements

Craft

Flower clusters can be cut fresh or dried for floral arrangements. The aged, russet-colored flowers are particularly striking in autumn arrangements and dried bouquets. [source]

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Low-Maintenance Container & Rock Garden Specimen

Household

Its drought tolerance, compact size, and striking appearance make it ideal for containers, rock gardens, alpine troughs, and green roofs. Requires minimal fertilizer or maintenance once established. [source]

💊

Traditional Herbal Use

Medicinal

Sedums have a long history in traditional herbalism, though Autumn Fire is grown primarily for ornament. Some sedum species contain compounds studied for anti-inflammatory properties. [source]

This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.

Harvest Tips

Autumn Fire stonecrop is ornamental; 'harvest' by enjoying the visual display September-November. Cut back dried stems in early spring after new growth emerges. Collect seeds from dried flower clusters in late winter if desired for propagation.

Fun Facts

  • 🌱 Autumn Fire undergoes one of the most dramatic color transformations of any hardy perennial, shifting from green to deep burgundy-red solely due to temperature drops and shorter day length—no fertilizer or special treatment needed.
  • 🌱 The name 'Autumn Fire' perfectly captures its essence: it truly looks like the plant is on fire as it transitions into fall, making it a focal point in autumn gardens when most other plants are fading.
  • 🌱 Sedums are succulents that can store water in their fleshy leaves and survive extended droughts, making them excellent choices for water-wise landscapes and climate-resilient gardens.

Gardening Terms

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

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