How to Grow Norway Maple 'Summershade'

Norway Maple 'Summershade'

Acer platanoides 'Summershade'

tree

Summershade is a vigorous cultivar of Norway Maple bred for superior heat and drought tolerance, making it ideal for urban landscapes and challenging growing conditions. It produces dense, dark green foliage and develops a broad, rounded canopy that provides excellent shade. This deciduous tree is prized for its reliability and adaptability to various soil and climate conditions.

Growing Conditions

☀️

Sun: Full sun, 6+ hours daily for best growth and form

💧

Water: Moderate water needs; water deeply 1-2 times weekly for first 2 years, then drought-tolerant once established. Reduce watering in fall to harden off before winter.

📏

Spacing: inches

📅

Days to maturity:

🌱

Planting depth: Plant with root collar at soil surface; do not bury

Soil

Type: Adaptable to most soil types; prefers well-draining loamy soil

pH: 5.5-7.5

Amendments:

Compost at planting Mulch (2-3 inches) to retain moisture Balanced slow-release fertilizer if soil is poor

Growing Zones

Find your zone →

Thrives in zones 3-8, with exceptional performance in zones 4-7

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

Growth Stages

Establishment (Year 1)

12 months

Young tree focuses on root development with modest above-ground growth. Leaves emerge mid-spring and canopy gradually fills in.

Water deeply 1-2 times weekly; stake if necessary; do not fertilize heavily; remove competing branches to establish strong central leader.

Juvenile Growth (Years 2-5)

4 years

Vigorous branch development and increasing canopy width. Tree develops its characteristic rounded form; height increases 2-3 feet annually.

Continue regular watering during dry periods; prune to remove crossing/rubbing branches and maintain structure; apply balanced fertilizer in spring if needed.

Maturation (Years 6-15)

10 years

Tree reaches substantial size (40-50 feet) with full, dense canopy. Branching architecture fully developed; growth rate slows.

Reduce watering frequency; apply mulch layer; prune only to remove dead/diseased wood or maintain clearance; monitor for aphids and scale insects.

Full Maturity (Year 15+)

Indefinite (50+ year lifespan)

Tree reaches full height and canopy density. Provides excellent shade and ecosystem services; minimal growth change.

Maintain mulch; water during severe drought; minimal pruning needed; monitor health and structural integrity; treat pest/disease issues promptly.

Companion Planting

Plan your garden →

Plant with:

Shade-tolerant groundcovers (hostas, hellebores, vinca) Understory shrubs (boxwood, yew, privet) Shade perennials (ferns, astilbe, bleeding heart) Other shade trees (Eastern redbud, Kousa dogwood)

Avoid planting near:

Shallow-rooted plants sensitive to competition Plants requiring full sun that would be shaded out Salt-sensitive plants near road salt application Herbaceous plants that cannot tolerate dense shade and root competition

Common Pests

Spray with strong water stream; apply insecticidal soap or neem oil in early spring; beneficial insects usually control naturally; avoid excessive nitrogen fertilization.
Dormant oil spray in late fall or early spring; remove heavily infested branches; maintain tree vigor; monitor for honeydew and sooty mold.
Hand-pick beetles in early morning; use pheromone traps away from tree; apply neem oil or spinosad in July-August; maintain tree health.
Remove affected leaves; ensure adequate air circulation; clean up fallen leaves; avoid overhead watering; apply fungicide if severe.

Uses

🌿

Shade Tree & Urban Landscaping

Landscape

Summershade excels as a street tree and shade canopy in parks, yards, and commercial landscapes. Its broad crown provides reliable cooling and aesthetic appeal in urban environments. [source]

🦋

Wildlife Habitat

Wildlife

The dense canopy shelters birds and small mammals, while flowers provide early spring nectar for pollinators. Seeds (samaras) are consumed by wildlife. [source]

🌿

Air Quality & Temperature Regulation

Environmental

Mature Norway Maples sequester significant carbon and reduce urban heat island effect through transpiration and shading. A single tree can cool surrounding air by 5-10°F. [source]

🎨

Maple Syrup & Sap Collection

Craft

While Norway Maple sap has lower sugar content than Sugar Maple, it can still be tapped in early spring and processed into syrup or used fresh. [source]

🌿

Fall Foliage & Seasonal Interest

Ornamental

Summershade produces reliable yellow-gold fall color, providing seasonal visual interest. Spring flowers are fragrant and attractive to pollinators. [source]

Fun Facts

🌱 Summershade was specifically bred for improved drought and heat tolerance compared to standard Norway Maple, making it more suitable for climate change challenges in urban settings.
🌱 A mature Norway Maple can live 200+ years and reach 60+ feet tall, providing shade for multiple human generations.
🌱 Norway Maples are somewhat invasive in eastern North America, self-seeding aggressively in woodlands, though Summershade is still widely planted in landscapes for its superior performance.

Want personalized planting timelines?

Get started free