Magnolia grandiflora 'Treyvei'

RHS Plant Profile

evergreen magnolia 'François Treyve'

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Synonyms

Magnolia grandiflora 'François Treyve'

Trees

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An evergreen tree, with a columnar habit and broadly oval-shaped, glossy green leaves. Flowers are fragrant, cup-shaped and white, opening to 25cm across, and are produced in late summer and early autumn

Position

Full sun, Partial shade

Soil Types

Chalk, Clay, Loam, Sand

Max Height

8-12 metres

Max Spread

4-8 metres

Size

Time to Maturity: 20–50 years
Max Spread: 4-8 metres
Max Height: 8-12 metres

Growing Conditions

Chalk Clay Loam Sand

Moisture: Moist but well–drained or Well–drained
pH: Acid or Alkaline or Neutral

Position

Full sun Partial shade

Aspect: South–facing or West–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: Magnoliaceae
Native to GB/Ireland: No
Foliage: Evergreen
Habit: Bushy, Columnar upright
Genus: Magnolia can be deciduous or evergreen trees or shrubs, with large, showy, often fragrant flowers, often opening before the leaves, and sometimes followed by colourful cone-like fruit
Name Status: Accepted

How to Grow

Cultivation

Grow in moist, well-drained preferably neutral to acid soil in sun or part shade. Tolerates dry, alkaline soil. See magnolia cultivation advice

Propagation

Propagate by softwood cuttings in early summer or by semi-ripe cuttings in late summer

Suggested planting locations and garden types

Architectural
City and courtyard gardens
Cottage and informal garden
Mediterranean climate plants
Low Maintenance
Hedging and screens
Wall side borders

Pruning

Pruning group 9 or pruning group 13 if wall-trained. See magnolia pruning

Pests

May be susceptible to scale insects and capsid bug

Diseases

May be susceptible to coral spot, phytophthora, grey moulds, honey fungus, virus diseases or fungal leaf spot