Marrow
Cucurbita pepo
A vegetable, sown April to June.
In September: dry the marrow off for storing and cut the crop.
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Marrow, month by month
Bar: the usual months. Sprout: this month.
| Sowing, planting or job | Sep | Oct | Nov | Dec | 2027Jan | Feb | Mar | Apr | May | Jun | Jul | Aug |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sow under cover. | none | none | none | none | none | none | none | usual | none | none | none | none |
| Sow outdoors. | none | none | none | none | none | none | none | none | usual | usual | none | none |
| Plant out. | none | none | none | none | none | none | none | none | none | usual | none | none |
| Dry the marrow off for storing. | usual | usual | none | none | none | none | none | none | none | usual | usual | usual |
| Pollinate the marrow by hand. | none | none | none | none | none | none | none | none | none | usual | none | none |
| Cut the marrows. | usual | usual | none | none | none | none | none | none | none | none | usual | usual |
What to do, and when
The usual months for a UK garden. Your own plan gives the week.
Sowing and planting
Sow under cover in April, 1.5cm deep. Strong source: RHS.
Sow outdoors May to June, 2.5cm deep, 90cm apart. Strong sources: RHS and Mr Fothergill’s.
Plant out in June, 90cm apart. Strong sources: RHS and Mr Fothergill’s.
Dry the marrow off for storing
Gardeners call this curing and ripening off for storage.
Leave them to ripen in the sun until the skin is hard, and bring them in well before frost.
Usually June to October. Strong source: RHS.
Pollinate the marrow by hand
Press a male flower into the centre of the female flowers; one male flower pollinates several.
Cut the marrows
Usually July to October. Moderate source: Kings Seeds.
What the source words mean
Strong: the RHS page for this plant is among them.Moderate: another trusted UK source, or the RHS on its group.
Every line above names the page it comes from. Where we found no good source for a job, we left it out. Where the name “Marrow” comes from.