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Trees

Stewartia pteropetiolata var. koreana

A deciduous tree with an upright, pyramidal habit, to around 8m with flaky, mottled bark when mature. Dark green foliage turns to reds and yellows in the autumn with camellia-like white flowers with golden yellow stamens appearing in the summer, followed by red fruit

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Ultimate height

4–8 metres

Time to ultimate height

20–50 years

Ultimate spread

4–8 metres

Clay

Loam

Sand

Moisture

Moist but well–drained

pH

Acid, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Full sun
Partial shade

Aspect

East–facing or South–facing or West–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)

Botanical details

Family: Theaceae
Native to GB / Ireland: No
Foliage: Deciduous
Habit: Bushy, Columnar upright
Genus: Stewartia are deciduous trees or shrubs, often with attractive peeling bark, ovate leaves and showy white flowers; good autumn colour
Name status: Correct

How to grow

Cultivation

Grow in moderately fertile, moist soil and protect from cold drying winds

Propagation

Propagate by softwood cuttings in early summer or semi-hardwood cuttings in mid to late summer. Propagate by seed (sown outdoors) in autumn

Suggested planting locations and garden types

Architectural
Low Maintenance

Pruning

Pruning group 1

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

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