Radish
Raphanus sativus
A vegetable, sown February to September.
In September: pick a few radish leaves at a time and harvest the crop. It can be sown outdoors now.
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Radish, 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 | usual | usual | none | none | none | none | none |
| Sow outdoors. | usual | none | none | none | none | usual | usual | usual | usual | usual | usual | usual |
| Cover the radish with a cloche or fleece. | none | none | none | none | none | usual | none | none | none | none | none | none |
| Sow another batch of radishes. | none | none | none | none | none | none | usual | usual | usual | usual | none | usual |
| Harvest the radish. | usual | usual | usual | usual | none | none | none | usual | usual | usual | usual | usual |
| Pick a few radish leaves at a time. | usual | usual | usual | none | none | none | none | none | usual | usual | usual | usual |
What to do, and when
The usual months for a UK garden. Your own plan gives the week.
Sowing
Sow under cover February to March, 1cm deep. Moderate source: Suttons.
Sow outdoors February to September, 1 to 2cm deep, 2.5 to 20cm apart, rows 15cm apart. Strong sources: Garden Organic and RHS.
Cover the radish with a cloche or fleece
For an early crop, sow into soil warmed first under cloches.
Usually February. Strong source: RHS.
Sow another batch of radishes
Gardeners call this successional sowing.
Sow little and often, 1cm deep and 2.5 to 5cm apart, rows 15cm apart.
Usually March to June, and August. Strong source: RHS.
Harvest the radish
Usually April to December. Moderate source: Garden Organic.
Pick a few radish leaves at a time
Gardeners call this cut-and-come-again harvesting.
Usually May to November. Thin source: RHS.
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.Thin: only a page that lists it.
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 “Radish” comes from.