Kale
Brassica oleracea var. sabellica
In a typical UK garden, sow indoors late February to mid-May, sow outside early April to early August, plant out late March to late August, and harvest late June to late March.
When to sow, plant and harvest
Last frost around 20 April, first frost around 31 October.
- Sow indoors
- late February to mid-May
- Sow outdoors
- early April to early August
- Plant out
- late March to late August
- Harvest
- late June to late March
Growing facts
- Spacing
- 45 cm apart, rows 60 cm apart
- Square foot
- 1 per square (30 cm squares)
- Sowing depth
- 1.5 cm
- Ready in
- 45 to 65 days from planting out
- Grows to
- 90 cm
- Hardiness
- Hardy to about -15 °C
- Sun
- Copes with some shade
- Crops for
- About 20 weeks
Growing tip
Pick the lower leaves first and leave the crown growing; frost makes the leaves sweeter.
Neighbours
Grows well with
Brassicas are one crop rotation group. Try not to grow them where any of the family grew in the last two or three years. How crop rotation works
Guides
More brassicas
Where these figures come from
Every crop in VegLog was checked against published growing advice. Dates are worked out from average frost dates, so they shift with your garden. For kale, we used: