October carries September's momentum forward in mild-winter zones. The brassicas, greens, and alliums started indoors last month are hardening off and moving outside in waves throughout October, and there is still a narrow window for one last direct-sown crop before that door closes too.

Indoors (fresh harvests):

  • Microgreens: peas, broccoli, sunflowers, arugula
  • Sprouts: alfalfa, broccoli, radish, mung
  • Herbs & greens under lights: chives, parsley, mint

Transplants to move outdoors (harden first): Broccoli, cauliflower, cabbage, Brussels sprouts, kale, kohlrabi, pak choi, lettuce, Swiss chard, arugula, Asian greens, alyssum, leek, and pansy/viola are all coming off their indoor starts and moving out this month — stagger plantings where you can for a steadier harvest later.

Short-day onion transplants: Onions transplanted in September are settling in. Keep them consistently watered through establishment — they have a long season ahead of them.

Crops that can be directly sown outdoors in October: Radish is the last reliable direct-sow crop. Sow in the first few days of the month before the window closes for the season.

Cover crops: Crimson clover, field peas, or oats are good choices for any beds finishing up production this month.

Tip: An Olympia, WA zone 8 is very different from a Jackson, MS zone 8. Consider checking with your state Extension Service office for more specific recommendations and guidelines.

Use your USDA zone as a guide. Microclimates matter; coastal/urban spots run warmer; high-elevation spots run colder.

50 100 true //store.trueleafmarket.com/cdn/shop/t/54/assets/review-fallback.json?v=33078429469613971781712858278
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Brassica Classic Trio Cover Crop Seed Mix (Organic)Brassica Classic Trio Cover Crop Seed Mix (Organic)
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Radish Seeds - Red Rat's Tail
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A bunch of red radishes white green leaves.
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Pea flower in a nature background.Pea seeds in a white background.
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Mustard Seeds - Scarlet Frill - Hybrid
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