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Conservatory GreenhouseHouseplantsClimber Wall Shrub

Monstera deliciosa 'Thai Constellation' (v)

Swiss cheese plant 'Thai Constellation'

A tropical evergreen climber, slightly slower growing than the species, and with leaves more closely spaced. Mature leaves are heart-shaped, pinnatisect and often perforated, and deep green splashed and streaked with creamy white

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Ultimate height

2.5–4 metres

Time to ultimate height

10–20 years

Ultimate spread

1.5–2.5 metres

Chalk

Clay

Loam

Sand

Moisture

Moist but well–drained

pH

Acid, Alkaline, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

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)

H1B

Botanical details

Family: Araceae
Native to GB / Ireland: No
Foliage: Evergreen
Habit: Climbing, Trailing
Potentially harmful: Harmful if eaten, skin/eye irritant. Wear gloves and other protective equipment when handling Pets: Harmful if eaten, skin/eye irritant. For further information and contact numbers regarding pets, see the HTA guide to potentially harmful plants
Genus: Monstera are evergreen climbing shrubs with aerial roots, and usually ovate leaves which are often pinnately cut or lobed; arum-like flowerheads with white spathes arise from the leaf axils on mature plants
Name status: Accepted

How to grow

Cultivation

Under glass, grow in a peat-free, loam-based potting compost in bright, indirect light with moderate to high humidity. Water when in growth and keep just moist in winter. Apply a balanced liquid fertiliser monthly when in growth. May be kept outdoors in warmer regions, but at temperatures no less than 18°C, in most moderately fertile, humus-rich soils in partial shade. See houseplant cultivation and Monstera for further information

Propagation

Propagate by seed, root tip or stem cuttings

Suggested planting locations and garden types

Houseplants
Sub-tropical
Conservatory and greenhouse
Climber and wall shrubs

Pruning

Pruning group 11

Pests

May be susceptible to scale insects and glasshouse red spider mite

Diseases

Generally disease-free

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