How to Grow Coprosma (Mirror Plant)
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Coprosma (Mirror Plant)
Coprosma spp.
shrubCoprosma is a genus of evergreen shrubs native to New Zealand and the Pacific region, prized for their glossy, mirror-like foliage that comes in vibrant colors ranging from deep burgundy to bright red, orange, and variegated patterns. These ornamental plants are grown primarily for their striking foliage rather than flowers, making them excellent choices for colorful landscape accents and container gardens. They are relatively low-maintenance once established and tolerate a range of growing conditions.
When should you plant Coprosma (Mirror Plant) in your zone?
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Example Coprosma (Mirror Plant) timeline · Pittsburgh, PA (Zone 6b)
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Plant Coprosma (Mirror Plant)
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 Coprosma (Mirror Plant)
Late summer into fallBefore the first fall frost (≈ Nov 8)
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Growing Conditions
Soil
Growing Zones
Find your zone →Zones 9-11; can be grown in cooler zones as container plants brought indoors during winter
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Get my Coprosma (Mirror Plant) timeline →Growth Stages
Establishment
6-12 weeksYoung plant with initial foliage growth; colors may not be fully developed
Keep soil consistently moist; avoid transplanting stress; provide bright light to encourage color development; pinch back tips to encourage branching
Vegetative Growth
Spring through early fallPlant develops dense foliage with increasing color intensity; new leaves emerge regularly
Maintain consistent moisture; fertilize monthly with balanced fertilizer during growing season; ensure adequate sunlight for best coloration; prune to shape as desired
Flowering
Late spring through summerProduces small, inconspicuous flowers (typically white, pink, or green) with little ornamental value
Flowers are a minor feature; continue regular fertilizing and watering; flowers may develop into small berries on female plants
Fruiting
Summer through fallFemale plants produce small berries; some varieties have ornamental fruit in orange or blue tones
Maintain regular watering and feeding; some gardeners remove fruit to encourage continued foliage production
Winter Dormancy
November through FebruaryPlant slows growth; foliage color may deepen; older leaves may drop
Reduce watering frequency; cease fertilizing; protect from frost in zones 9a-9b; bring container plants indoors in cooler regions
Companion Planting
Plan your garden →Plant with:
Avoid planting near:
Common Pests
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Increase humidity; spray with water; use neem oil or insecticidal soap if severe
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Remove with rubbing alcohol on cotton swab; spray with neem oil or insecticidal soap
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Scrape off manually; spray with horticultural oil or neem oil
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Use yellow sticky traps; spray with insecticidal soap or neem oil
Uses
Ornamental Landscaping
HouseholdCoprosma's vibrant foliage makes it ideal as a specimen plant, hedge, or container accent in gardens and interiors. The glossy leaves and bold colors provide year-round visual interest and can serve as a focal point in tropical and contemporary garden designs. [source]
Interior Container Plant
HouseholdCompact varieties thrive as indoor houseplants in bright locations, bringing tropical color to homes and offices. They adapt well to container growing and can be moved outdoors during warm months. [source]
Cut Foliage Arrangements
CraftThe glossy, colorful leaves are prized by florists and arrangers for adding textural contrast and bold color to fresh and dried floral compositions. The foliage's longevity in water makes it ideal for long-lasting arrangements. [source]
Wildlife Habitat
WildlifeDense growth provides shelter for birds and small wildlife, while the berries (when present) offer food for native birds and other fauna. Coprosma is particularly valuable in native plant landscapes of New Zealand origin regions. [source]
Harvest Tips
Coprosma is not harvested for food or traditional uses. For ornamental purposes, prune stems and foliage as desired for arrangement or shape maintenance. Pinch back growing tips regularly to encourage fuller, bushier growth. Best cutting time is spring through early summer.
Fun Facts
- 🌱 The common name 'Mirror Plant' comes from the glossy, reflective leaves that resemble polished mirrors, making them shine dramatically in sunlight.
- 🌱 Coprosma is native to New Zealand and was used traditionally by Maori people; the genus name comes from Greek 'kopros' (dung) and 'osme' (smell), referring to the unpleasant odor of the small flowers, not the foliage.
- 🌱 Some Coprosma varieties can change color intensity based on light exposure and temperature—plants grown in cooler temperatures or brighter light often develop more vivid red, burgundy, and orange hues.
Gardening Terms
New to gardening? Learn about terms used in this guide:
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