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If you live in the cold frost-prone zones of 1, 2, 3, 4, 5, 6, and 7a, these seeds are for you! While December is typically filled with freezing temperatures and the occasional blanket of snow, you can still plant these recommended seeds indoors for both quick harvesting and a head start on the approaching garden season.

Outdoors: too cold for tender annual veg/flowers. If the soil is workable with a season-extending cover, plant garlic and shallots; otherwise, mulch beds for spring.

Dormant Sowing: This is the technique of broadcasting when the soil is cold below 50F, but not frozen. Gently press the seeds into the soil for good contact. Then water. The seed overwinters and sprouts naturally in the spring. We recommend dormant sowing wildflower mixes, poppies, larkspur, bachelor's buttons, calendula, rudbeckia, and columbine.

Indoors (For fresh harvesting)

Microgreens: sunflower, pea, radish, spicy brassica blends—cut in 7–14 days.

Sprouts: alfalfa, mung, clover, broccoli—ready in 3–7 days.

Herbs & greens under lights: cut-and-come-again lettuce, baby kale, arugula, basil (warm room).

Houseplants from seed (fun winter projects): coleus, polka dot plant - if you are feeling courageous, consider begonias or impatiens.

Starts to plant soon: perennial herbs; plan seed-starting calendars for onions (January), early brassicas (late winter), and warm crops (early spring).

Tip: Prioritize sanitation, airflow, and fresh seed-starting mix for indoor setups; run lights 14–16 hours/day for compact growth.

50 100 true //store.trueleafmarket.com/cdn/shop/t/54/assets/review-fallback.json?v=33078429469613971781712858278
Legend: H for Heirloom, O for Organic, A for AAS Winner, F for staff favorites
7 Items
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Broccoli - Waltham 29 - Microgreens SeedsBroccoli - Waltham 29 - Microgreens Seeds
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Broccoli - Waltham 29 - Microgreens Seeds
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Broccoli Seeds - Di Cicco - Organic - Microgreens Seedsmid size pouch type seed packaging for - Broccoli Di Cicco Organic Microgreens
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Broccoli Seeds - Di Cicco - Organic - Microgreens Seeds
Starting at $7.16
Broccoli - Waltham 29 - Organic - Microgreens SeedsBroccoli - Waltham 29 - Organic - Microgreens Seeds
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Heirloom
Organic
Broccoli - Waltham 29 - Organic - Microgreens Seeds
Starting at $7.02
Broccoli - Calabrese Green Sprouting (Organic) - Microgreens Seedssmall size packet seed packaging for - Broccoli Calabrese Green Sprouting Organic Microgreens
-0
Heirloom
Organic
Broccoli - Calabrese Green Sprouting (Organic) - Microgreens Seeds
Starting at $3.59
Radish Seeds - Red ArrowRadish Seeds - Red Arrow
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Heirloom
Radish Seeds - Red Arrow
Starting at $3.99
Radish -  Red Rat's Tail - Microgreen SeedsRadish -  Red Rat's Tail - Microgreen Seeds
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Radish - Red Rat's Tail - Microgreen Seeds
Starting at $2.79
Radish - Pink Summercicle (Organic) - Microgreens SeedsRadish - Pink Summercicle (Organic) - Microgreens Seeds
-0
Heirloom
Organic
Radish - Pink Summercicle (Organic) - Microgreens Seeds
Starting at $16.53
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