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Annual BiennialFruit Edible

Cucurbita 'Bonbon'

squash 'Bonbon'

A winter squash which can spread to around 5m. The fruit, which can grow to around 17cm in diameter and weigh up to 1.9kg, has dark olive green skin with paler grey stripes and is slightly flattened with a 'button' on the bottom. The bright orange flesh is sweet with a honey-like flavour and great for roasting or making into pies and tarts

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Ultimate height

2.5–4 metres

Time to ultimate height

1 year

Ultimate spread

2.5–4 metres

Chalk

Clay

Loam

Sand

Moisture

Moist but well–drained, Well–drained

pH

Acid, Alkaline, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Full sun

Aspect

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: Cucurbitaceae
Native to GB / Ireland: No
Foliage: Deciduous
Habit: Trailing
Potentially harmful: Humans/Pets: If crop is bitter, don't eat or feed to pets. Wear gloves and other protective equipment when handling
Genus: A small genus of climbing or trailing, annual herbaceous fruits. Several edible species are cultivated for food and other uses. Native to Central and South America. Solitary, star-shaped flowers are usually golden-yellow. Leaves are palmately lobed, covered with tiny, prickly hairs
Name status: Accepted

How to grow

Cultivation

Grow in rich, fertile, well drained soil in full sun. Start indoors from mid-late April, sowing in individual pots with seeds on their side about 1.5cm deep. Harden off before June then transplant outdoors to final growing position. Requires plenty of room to grow. See pumpkin cultivation or squash cultivation for further advice

Propagation

Propagate by seed. See sowing vegetable seeds or sowing seeds indoors for further advice

Suggested planting locations and garden types

City and courtyard gardens
Cottage and informal garden
Flower borders and beds

Pruning

No pruning required

Pests

May be susceptible to slugs and snails

Diseases

May be susceptible to grey moulds and powdery mildews

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