About

Cornus florida 'Rainbow' is a compact, upright deciduous tree that reaches a height of approximately 3 meters. During April and May, it produces four-petaled flower bracts. The leaves are green, prominently marked with yellow variegation, and in the fall, they exhibit shades of red and purple.

About the genus

Cornus includes a variety of deciduous shrubs and trees, as well as prostrate, woody perennials, some featuring vibrant young stems. The small flowers appear in compact clusters, occasionally accompanied by prominent bracts. Several species display attractive foliage in the fall.

Growing conditions

Sunlight
Full sun, Partial shade
Soil type
Clay, Loam, Sand
Soil pH
Acid, Neutral
Soil moisture
Moist but well-drained, Well-drained
Aspect
East-facing, North-facing, South-facing, West-facing
Exposure
Exposed, Sheltered
UK hardiness
H5

Plant details

Plant type
Trees
Habit
Columnar upright
Foliage
Deciduous
Height
2.5-4 metres
Spread
1.5-2.5 metres
Time to full height
5-10 years
Suggested uses
City and courtyard gardens, Cottage and informal garden

Care notes

Cultivation
Grow in fertile, well-drained, neutral to acid soil in sun or partial shade. Keep roots cool with a mulch in summer. Shelter in exposed locations. For more advice, see flowering dogwood cultivation
Pruning
Pruning group 1
Propagation
Propagate by softwood cuttings in summer
Pest resistance
Generally pest-free but can be susceptible to horse chestnut scale
Disease resistance
May be susceptible to cornus anthracnose diseases