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Forsythia

Forsythia × intermedia

Also listed as Forsythia × densiflora, Forsythia × spectabilis

Also known as Border Forsythia, Showy Forsythia

shrub☀️ full sun💧💧 moderate water❄ Hardy: Zone 3a – Zone 9b

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A vigorous deciduous shrub celebrated for its profusion of bright yellow flowers that appear in early spring before leaves emerge. Forsythia is a reliable, low-maintenance plant ideal for hedges, screens, and natural landscaping.

Why grow it

Forsythia x intermedia flowers notably earlier than many spring-blooming shrubs, often providing color when few other woody plants are in bloom. Among forsythia species, this hybrid is valued for vigor and cold hardiness across temperate zones. Its deciduous habit and fast growth make it practical for quick screening or hedging where seasonal bare branches are acceptable.

Watch out for

This shrub requires annual or biennial pruning after flowering to maintain shape and encourage dense branching; unpruned plants become leggy and sparse over time. Heavy pruning should be staggered across multiple stems rather than performed all at once, as this improves recovery and flowering the following season.

Overview

Form
Upright
Growth Rate
fast
Size
8–10′ tall × 6–10′ wide
Dormancy
deciduous
Family
Oleaceae
wildlife benefithedgerowpollinator nectary

Native Range

China, Korea

Seasonality

Bloom Season

J
F
M
A
M
J
J
A
S
O
N
D

Season of Interest

Spring

Notable Cultivars

'Lynwood Gold' and 'Karl' are among the most popular, selected for abundant bright yellow blooms and reliable performance. 'Spring Glory' is noted for earlier flowering and larger blooms.

Similar shrubs you might consider:

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Companion Planting

Plants well with