Cornus florida f. rubra 'Red Giant'

RHS Plant Profile
flowering dogwood 'Red Giant'
Shrubs Trees

A slow growing, deciduous shrub or small, multistemmed tree, between 4-7m in height. Leaves are oval to ovate and a dull, dark green, turning red and purple in autumn. Adorned at maturity by numerous blooms of average size, each with four wide, pinkish-red, petal-like notched bracts, whiter at the tip and base, surrounding a small cluster of greenish-yellow flowers. Narrow red fruits are borne in late summer.

Position

Full sun, Partial shade

Soil Types

Clay, Loam, Sand

Max Height

4-8 metres

Max Spread

4-8 metres

Size

Time to Maturity
20–50 years
Max Spread
4-8 metres
Max Height
4-8 metres

Growing Conditions

Clay Loam Sand
Moisture
Moist but well–drained or Well–drained
pH
Acid or Neutral

Position

Full sun Partial shade
Aspect
East–facing or South–facing or West–facing or North–facing
Exposure
Exposed or Sheltered
Hardiness
H5

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Cornaceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Bushy, Spreading branched
Genus
Cornus can be deciduous shrubs or trees, or creeping, woody-based perennials, some with brightly coloured young stems. Tiny flowers are borne in dense clusters, sometimes with showy bracts. Many have fine autumn colour
Name Status
Accepted

How to Grow

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

Propagation

Propagate by softwood cuttings in summer

Suggested planting locations and garden types

  • Architectural
  • City and courtyard gardens
  • Coastal
  • Cottage and informal garden
  • Low Maintenance

Pruning

Pruning group 1

Pests

Generally pest-free but may be susceptible to horse chestnut scale

Diseases

May be susceptible to cornus anthracnose and honey fungus