How to Grow Ninebark Coppertina

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Ninebark Coppertina

Physocarpus opulifolius 'Coppertina'

shrub

Coppertina is a deciduous ornamental shrub prized for its striking foliage that transitions from deep copper-red in spring to burgundy in summer and orange-red in fall. It produces delicate pink and white flower clusters in late spring, followed by decorative seed pods. This cultivar is a compact, mounded form of ninebark that works well as a foundation plant or accent in mixed borders.

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Example Ninebark Coppertina timeline · Pittsburgh, PA (Zone 6b)

  1. Plant Ninebark Coppertina

    Around Apr 17

    Near Pittsburgh's average last spring frost.

  2. Tend & protect

    Late spring–summer

    Watering, feeding, and pest-watch reminders.

  3. Harvest Ninebark Coppertina

    Late summer into fall

    Before the first fall frost (≈ Nov 8)

Sample dates for Pittsburgh, PA. Sign up to get exact Ninebark Coppertina dates for your own zip code.

Growing Conditions

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Sun: Full sun to part shade; best color development in full sun (6+ hours daily)
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Water: Moderate watering; drought-tolerant once established. Water deeply during establishment (first year) and during prolonged dry spells. Reduce frequency in fall.
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Spacing: 24 inches
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Days to maturity: Ornamental; reaches mature size (3-4 feet) in 3-4 years
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Planting depth: Plant at same depth as root ball; top of root ball level with soil surface

Soil

Type: Well-draining loamy or sandy soil; adaptable to poor soils
pH: 5.5-7.5
Amendments:
Compost at planting Mulch for moisture retention Sand or perlite if soil is heavy clay

Growing Zones

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Zones 2-8; extremely cold-hardy and adaptable

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

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Growth Stages

1

Transplant/Establishment

4-8 weeks

Young plant establishing roots after transplanting; initial growth is modest with new shoots emerging

Water regularly to keep soil evenly moist (not waterlogged) for first 6-8 weeks. Avoid fertilizing. Mulch around base leaving 2-3 inches from stem.

2

Vegetative Growth

Spring through early summer (8-12 weeks)

Shrub develops branching structure with multiple stems; foliage exhibits copper-red coloring in spring, transitioning to burgundy

Prune in late winter/early spring to shape and encourage fuller growth. Remove dead or crossing branches. Fertilize lightly in spring if desired.

3

Flowering

4-5 weeks (typically May-June)

Delicate clusters of small pink and white flowers appear at branch tips; flowers attract pollinators

No specific care needed. Deadheading not necessary but optional. Flowers are self-cleaning.

4

Fruiting/Seed Pod Development

Summer through winter

Small decorative seed pods develop after flowers fade; pods persist into fall and winter, providing ornamental interest

Leave seed pods intact for visual appeal and wildlife food source. No pruning during this stage unless removing damaged growth.

5

Dormancy

November-March

Foliage drops in fall after turning orange-red; bare branches with persistent seed pods visible through winter

Reduce watering significantly. Prune in late winter (February-March) before new growth emerges. Clean up fallen debris if desired.

Companion Planting

Plan your garden →

Plant with:

Avoid planting near:

Black Walnut (Juglans nigra) - produces juglone toxin Competitive shallow-rooted shrubs in very confined spaces

Common Pests

  • Prune out affected branches; apply insecticidal soap in early summer if severe; encourage natural predators

  • Ensure good air circulation; avoid overhead watering; apply sulfur fungicide if necessary; resistant cultivar selection helps

  • Spray with water to dislodge; apply neem oil or insecticidal soap if population is high; increase humidity

  • Remove affected leaves; improve air circulation; avoid overhead watering; apply fungicide if widespread

Uses

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Foliage Color & Seasonal Interest

Ornamental

Provides exceptional multi-season color with copper-red spring foliage transitioning to burgundy summer growth and orange-red fall tones. The persistent seed pods add winter interest. [source]

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Pollinator & Bird Support

Wildlife

Flowers attract bees, butterflies, and other pollinators in spring. Seed pods provide food for birds in fall and winter. [source]

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Landscape Design & Hedging

Household

Excellent for foundation plantings, mixed borders, mass plantings, and informal hedges. Compact mounded form makes it ideal for small to medium landscapes. [source]

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Cut Flower Arrangements

Craft

Branches with flowers and foliage are attractive in fresh arrangements; dried seed pods can be used in fall and winter dried arrangements. [source]

Harvest Tips

Not a harvested plant for edibles. Branches can be cut for fresh or dried flower arrangements in late spring; cut from mature plantings to avoid overpruning.

Fun Facts

  • 🌱 The common name 'Ninebark' refers to the exfoliating bark that peels in layers—ninebark shrubs can have up to 9 thin layers of papery bark peeling away, creating a striped appearance on older stems.
  • 🌱 Coppertina was selected and introduced as a cultivar specifically for its enhanced reddish foliage compared to the species, making it a modern garden favorite for color-focused landscaping.
  • 🌱 This shrub is native to eastern North America and is extremely cold-hardy, surviving winters in zones as cold as zone 2 where temperatures drop below -40°F.

Gardening Terms

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

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