When to plant Kale in Perth

Brassica oleracea var. acephala

Kale
Kale · Brassica oleracea var. acephala

A hardy brassica for the UK garden. Grow mature plants in open ground for a long harvest in cool weather. It copes with frost, and the leaves often taste better after a cold spell. It takes full sun, and a little light shade is fine.

75 cm · Full Sun · Moderate Water

Calibrated to Perth · last frost ≈ 9 May

Sow outdoors April to June, plant out May to July, harvest October to April. Frost risk October to May.
ActivityJanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecember
Sow outdoorsNoNoNoYesYesYesNoNoNoNoNoNo
Plant outNoNoNoNoYesYesYesNoNoNoNoNo
HarvestYesYesYesYesNoNoNoNoNoYesYesYes

Growing guide

What to do through the growing season

  1. 01

    Sow Seed

    25 Apr to 6 Jun

    Sow around 25th April - 6th June in a prepared seedbed or shallow drills. Sow thinly to . Keep the soil evenly moist while they germinate.

  2. 02

    Thin Seedlings

    16 May to 11 Jul Dates as each sowing reaches this stage

    After each sowing, when seedlings are large enough to handle, thin so the strongest plants have room. Keep the bed watered.

  3. 03

    Transplant and Firm In

    30 May to 25 Jul

    After each sowing, move sturdy plants to their final spots. Space apart. Firm the soil hard and plant deep so the roots are well anchored. Water in well.

    • Feed only if the soil is poor, or if plants are in pots.
  4. 04

    Protect from Pests

    30 May to 2 Apr 2028 Dates as each sowing reaches this stage

    After each sowing, from 30th May, cover with mesh for pigeons and cabbage white. Keep it on through 2nd April 2028. Add collars around the stems against cabbage root fly.

  5. 06

    Harvest Leaves

    22 Oct to 2 Apr 2028 Dates as each sowing reaches this stage

    After each sowing, start picking from 22nd October once the plants are well grown. Take the outer leaves first and leave the growing point. Keep picking through 2nd April 2028.

Suggested varieties

Popular varieties of Kale to consider

Nero di Toscana

A hardy black kale with long, narrow leaves and a strong texture. Good for repeated picking in the UK garden.

Westland Winter

A reliable winter kale with good cold tolerance and large, curly leaves. Suits open ground and keeps cropping well.

Redbor F1

A deep purple-red kale with frilled leaves and good ornamental value. Tends to look best and taste best after frosts.

Kale guides by town

See how Kale timing shifts in other towns with different frost dates.