Itea virginica 'Henry's Garnet'

RHS Plant Profile

Virginia sweet spire 'Henry's Garnet'

RHS

Synonyms

Itea virginicus 'Henry's Garnet'
Itea virginica Swarthmore form

Shrubs

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A deciduous shrub with attractive rich red and purple autumn colour and fragrant creamy-white flowers in July

Position

Partial shade

Soil Types

Clay, Loam

Max Height

1.5-2.5 metres

Max Spread

1-1.5 metres

Size

Time to Maturity: 10–20 years
Max Spread: 1-1.5 metres
Max Height: 1.5-2.5 metres

Growing Conditions

Clay Loam

Moisture: Moist but well–drained
pH: Acid

Position

Partial shade

Aspect: West–facing or South–facing or East–facing
Exposure: Sheltered
Hardiness

Hardiness Ratings

All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets

H1A: under glass all year (>15C)
H1B: can be grown outside in the summer (10 - 15)
H1C: can be grown outside in the summer (5 - 10)
H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
H4: hardy through most of the UK (-10 to -5)
H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
H6: hardy in all of UK and northern Europe (-20 to -15)
H7: hardy in the severest European continental climates (< -20): H5

Colour & Scent

Fragrance Flower

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Iteaceae
Native to GB/Ireland: No
Foliage: Deciduous
Habit: Bushy
Genus: Itea can be deciduous shrubs, or evergreen shrubs or small trees, with small white, cream or pale green flowers
Name Status: Accepted

How to Grow

Cultivation

Grow in moist, slightly acid soil in a sheltered position in partial shade

Propagation

Propagate by seed or semi-hardwood cuttings

Suggested planting locations and garden types

Wall side borders

Pruning

Pruning group 2

Pests

Generally pest-free

Diseases

May be susceptible to honey fungus in gardens where it is present but insufficient data to determine degree of susceptibility