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Quick Garden Tips

  • Cauliflower is a member of the mustard (or cole) family along with broccoli, Brussels sprouts, cabbage, kale and radishes.
  • Try growing cauliflower varieties with different colors, including white, yellow, green and purple.
  • Start seeds indoors about 6 weeks before planting time or transplant a start into your garden. Plant 12 to 24 inches apart.
  • Water to keep soil evenly moist.
  • Add a balanced fertilizer every 3 to 4 weeks after the plant is about 4 inches tall. Follow fertilizer package directions.

Season and Location

  • Plant in fertile, well-drained soil in full sun.
  • Cauliflower prefers cool weather, so plan for a harvest in spring or fall.

Container Gardening

  • Choose small, compact varieties such as Snowball or Violet Queen.
  • Use at least a 5-gallon container with holes in the bottom for drainage.

Key Pests and Diseases

  • Aphids: hose off with water.
  • Cabbage worms: remove by hand.
  • Use plant covers early in the season to reduce pests.
  • To help reduce disease, do not plant cole family vegetables in the same area more than once every 3 or 4 years.

When to Plant and Harvest Cauliflower in Oregon

  • Coast: Plant in January to harvest February through April. Plant again in June to harvest July through September.
  • Western Valleys: Plant seeds indoors mid-February through mid-March. Plant April through mid-July to harvest mid-July through October.
  • Central/Eastern (high elevations): Plant seeds indoors mid-February through mid-March. Plant April through May to harvest June through August.
  • Columbia and Snake Valleys: Plant seeds indoors mid-February through mid-March. Plant in April to harvest May through June. Plant again in July to harvest August through November.

3 regions of Oregon showing months to plant and harvest Cauliflower.

Recommended Types to Grow by Color

  • Snowball, Snow Crown, Candid Charm, Apex, Amazing, Cortez, Titan, Violet Queen, Graffiti, Panther

When and How to Harvest

  • Harvest cauliflower heads by cutting the stem below a head when it is a useable size. Heads should be tight and dense.
  • Remove leaves wrapped around the head.

Storage and Cooking

  • Refrigerate cauliflower after picking to keep for up to 3 weeks.
  • Eat cauliflower raw with a dip or mixed into a salad. Use cauliflower cooked in soups, stir-fries or as a side dish.
  • Freeze or pickle cauliflower for longer storage.
  • Try this Food Hero recipe: Baked Cauliflower Tots


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