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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Spinach Seeds - Giant Noble
Non-GMO. Heirloom. Giant Noble Spinach Vegetable Garden Seed. Spinacia oleracea. The smooth and rich-green leaves of these spinach plants help provide this heirloom's name" as Giant Noble Spinach leaves grow...
Spinach Seeds - Bloomsdale Long Standing (Organic)
35-50 days. Organic Bloomsdale Long Standing Spinach Seeds. Spinacia oleracea. Non-GMO. Heirloom. Organic Bloomsdale Long Standing Spinach provides bright flavor with tender leaves, as this annual is a popular variety...
Spinach Seeds - Bloomsdale Long Standing
35-50 days. Bloomsdale Long Standing Spinach Seeds. Spinacia oleracea. Non-GMO. Open Pollinated. Bloomsdale Spinach seeds came from Philadelphia in the late 19th century by D. Landreth & Sons Seed Company....
Hairy Vetch - Cover Crop Seeds
80-90 Days. Vicia villosa. Annual. Heirloom. Non-GMO. Such a vigorous annual cover crop that it is considered invasive in much of the United States, non-GMO hairy vetch is a European...
Spinach Seeds - Viroflay
Non-GMO, Heirloom Viroflay Spinach Vegetable Garden Seed from True Leaf Market. Spinacia oleracea. Viroflay Spinach Seeds originate from France around the 17th century and have been cultivated in Paris. The...
Turnip Seeds - Seven Top
45-65 days. Brassica rapa. Seven Top Turnip seeds grow into cool season root vegetables that are biennials, fast growing and referred to as "turnip greens." These heirloom seeds come from...
Radish Seeds - Crimson Giant
Raphanus sativus (29 to 40 days) Sometimes called Crimson "Giant Globe Radish" or "Giant Butter Radish". Crimson Giant Radish seeds grow large 1 1/2 - 2" globe shaped crimson red...
Broccoli Seeds - Chinese Broccoli - Early Jade - Hybrid
40-50 days to maturity. Brassica oleracea var alboglabra ‘Early Jade’. Early Jade Chinese Broccoli Seeds. Non-GMO, Hybrid, Cool-season Annual. Closely related to European cabbage, Chinese Broccoli was introduced to China...
Broccoli Raab Seeds - Sorrento
40 to 50 Days until mautre. Brassica papa afar ruvo. Sorrento Broccoli Raab Seeds. Annual. Heirloom. Non-GMO. Open-pollinated. “Rapini,” is a separate moniker for the flowering Brassica. This is a...
Mixed Greens Seeds - Braising Mix
45-60 Days to maturity. 25-30 Days to baby leaf harvest. Mixed Greens Braising Mix Vegetable Seeds. Non-GMO, annual, open-pollinated, mixed greens. The Mixed Greens Braising Mix is a blend of...
Radish Seeds - Red Daikon (Ostergruss Rosa)
30-45 days. Non-GMO, Heirloom. Red Daikon Radish Seeds (Ostergruss Rosa). Raphanus sativus. A tapered red radish measuring from 5 to 8 inches long. Bright white to pale rose, crisp flesh....
Radish Seeds - Fire Candle
Fire Candle Radish Seeds. 30-40 Days to maturity. Annual, open-pollinated, and non-GMO seeds. Raphanus sativus. Looking more similar to a red carrot than spring radish, the Fire Radish candle is...
Chinese Broccoli Seeds - Ryokuho - Hybrid
45-50 Days to maturity. Brassica oleracea var. alboglabra 'Ryokuho'. Ryokuho Chinese Broccoli Hybrid Seeds. Annual Hybrid. Ryokuho is a cultivar of Chinese Broccoli desirable for its early maturity, vigorous growth,...
Spring Mix Cover Crop
30-90 Days to termination. Spring Mix Cover Crop Seeds. Non-GMO, annual, no-till, forage-friendly, and winter-killing with extended freezing temperatures. This mix contains plants that grow well during the cool spring...
Radish Seeds - Chinese - Shunkyo
30 to 40 Days to maturity. Raphanus sativus. Shunkyo Chinese Radish Heirloom Seeds. Cool Season Annual. Shunkyo radishes are a hidden gem that originates from Northern China. These radishes grow...
Radish Seeds - Mino Early
Radish Seeds - Mino Early. Heirloom, Non-GMO. Raphanus sativus. 40-50 days. Cool season annual. Mino Early is a leading open pollinated radish (daikon) for summer to fall harvest in Japan....
Radish Seeds - Korean - Sushiro - Hybrid
55 to 60 days to maturity in spring and 35 to 40 days to maturity in fall. Raphanus sativus. Hybrid Sushiro Korean Radish Seeds. Cool season hybrid annual. Not a...
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Brassica Classic Trio Cover Crop Seed Mix (Organic)
40-60 Days to Maturity. Brassica napus, Brassica rapa, and Raphanus sativus. Organic 3 Brassica Classic Trio Cover Crop Seeds. Non-GMO, organic, annual, winter-killing. This cover crop mix is ideal for...
Radish Seeds - Red Arrow
40 Days to maturity. Raphanus sativus. Red Arrow Radish Seeds. Non-GMO, annual, open-pollinated, heirloom, winter radish. While this variety was developed for its bright red stems at the microgreen stage,...
Leaf Radish Seeds - Saisai Purple - Hybrid
30 to 40 Days to maturity. Raphanus sativus. Saisai Purple Leaf Radish Seeds. Annual, Hybrid. This red-stemmed leaf radish will stand out in any dish you make with it! Saisai...
Spinach Seeds - Correnta Hybrid
45 Days to maturity. Spinacia oleracea. Correnta Hybrid Spinach Vegetable Seeds. Non-GMO, annual, hybrid spinach seeds. This variety is known for its excellent heat tolerance, making it a great choice...
Lettuce Seeds - Heatwave Mix - Organic
The Heatwave Lettuce Mix lettuces that thrive in the heat and remain productive. Our choice" slow-bolt" varieties such as Great Lakes, Iya Sol, and Oakleaf Royal. These lettuce types texture...
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