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.
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Radicchio Seeds - Rouge de Verona
Rouge De Verona Radicchio is an heirloom plant that can be compared to a cross between a cabbage and lettuce. Ready in about 80 days, Roufe De Verona can be...
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Non-GMO, Heirloom Organic Curled Cress Herb Garden Seed from True Leaf Market. Lepidium sativum. Cress is native to Persia, which is known as West Asia. Organic Curled Cress is herbaceous...
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150 days maturity after transplanting. Allium cepa. Imai Early Yellow Onion Seeds. Non-GMO, cool-season, annual, heirloom. This selection of Senshu Yellow matures 10-15 days earlier than original Imai. A medium-day...
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60 days to maturity. Raphanus sativus. Bora King Hybrid Korean Radish Seeds. Cool season annual. Bora King radishes live up to their royal name by being a gorgeous purple all...
Pumpkin Seeds - Jarrahdale (Organic)
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100 Days. Cicer arietinum. Cover Crop. Organic. Heirloom. Similar to Daikon radish and mustard cover crops, Organic garbanzo bean seed is grown for its uniquely deep taproot known to break...
Onion Seeds - Bunching - Kyoto Kujo Negi
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Zucchini Seeds - Caserta
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Gomphrena Seeds - Gnome Series
2nd year maturity. Gomphrena globosa. Gomphrena Gnome Series Seeds. Non-GMO, Annual. Gnome Series seeds grow one of the summer's most unique, vigorous, and exclusive blooms, boasting exotic globe-shaped gomphrena heads....
Sunflower Seeds - Ring of Fire
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Lettuce Seeds - Crisphead - Great Lakes Mesa 659
Great Lakes Mesa 659 crisphead lettuce is often found at grocery stores. Round iceberg heads are strong and firm with uniform leaves. Download Free Vegetable Growing Guide PDF Lettuce Seeds...
Pumpkin Seeds - White Queen
90-120 days. Non-GMO. Open-pollinated. White Queen Pumpkin Seeds from True Leaf Market grow ghostly white pumpkins that reach 7" to 10" in diameter. Ornamental white pumpkins like White Queen can...
Watermelon Seeds - Picnic - Cal Sweet
90 Days to maturity. Citrullus lanatus. Cal Sweet Watermelon Seeds. Non-GMO, annual, open-pollinated, heirloom, heat tolerant, seeded, Picnic watermelon. Cal Sweet Watermelon fruits typically weigh 20 to 25 pounds with...
Bean Seeds - Bush - Cannellini (Organic)
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Cabbage Seeds - All Seasons (Organic)
87 Days to maturity. Brassica oleracea var. capitata Organic All Seasons Cabbage was first listed by J.J.H. Gregory & Son, of Marblehead, Mass in 1886. A few years later it...
Sunflower Seeds - Teddy Bear
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Pea Seeds - Snap - Cascadia (Organic)
Non-GMO Organic Cascadia Snap Pea seeds are ready in 65 days. These snap peas are a dwarf variety that do not need staking. Stringless pods are 3 inches long with...
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Bean Seeds - Bush - Stringless Green Pod (Burpee)
Up to 50 days. Formerly Burpee Stringless. Crisp pods are 5 to 6 inches long, slightly curved and entirely stringless. Dependable producer, even under adverse conditions! Each plan50-55 Days to...
Pepper Seeds - Sweet - Pimento L
95 Days to maturity (from transplant). Capsicum annuum. Pimento L Pepper Seeds. Non-GMO, annual, open-pollinated, heirloom, high-yielding, drought tolerant, sweet pepper with mild heat levels. 100 to 500 Scoville Heat...
Watermelon Seeds - Mini - Cal Sweet Bush AAS
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Pepper Seeds - Hot - Cayenne Purple
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Lettuce Seeds - Heatwave Mix - Organic
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