Kalibos Cabbage is an open-pollinated heirloom variety known for pointed, cone-shaped heads and purple-red leaves. Heads typically weigh 2–4 pounds and have crisp, mild, sweet leaves suited to fresh eating, slaws, and fermentation. Grow it in full sun and fertile, well-drained soil during cool weather. Maturity is about 70–90 days, depending on growing conditions. Cabbage – Kalibos – Brassica oleracea var. capitata Hardy biennial. Kalibos forms conical, bright purple heads around 2–3 pounds. The crisp leaves can keep well in storage under suitable conditions. Variety Details Botanical name: Brassica oleracea var. capitata Plant type: Biennial Growth habit: Herbaceous Crop category: Cabbage Kitchen profile: Kalibos Cabbage is an open-pollinated heirloom variety known for pointed, cone-shaped heads and purple-red leaves. Recorded feature: Open-Pollinated Product format: Seed packet and bulk seed Sowing & Growing Soil Temperature: 50–75°F Planting Depth: 1/2 inch Germination: 7–12 Days Height at Maturity: 12 inches Days to Maturity: About 90 Days Sun/Shade: Full Sun Spacing After Thinning: 18–24 inches Schedule Kalibos Cabbage for the cool-season planting window appropriate to your climate. Start seed in a protected setting or direct sow when the product record allows, then thin or transplant so each plant has room to develop. Check moisture at root depth and adjust irrigation to weather and soil rather than a universal schedule. As maturity approaches, inspect head, stem, or leaf development according to the crop type and harvest at the preferred size and firmness. Before sowing Kalibos Cabbage, review the packet alongside the current product details and note any range in temperature, germination, or maturity. Ranges reflect biological and seasonal variation rather than a fixed promise. Label each planting with its date and location, then compare emergence, growth, and harvest with local weather. This record is useful for succession plantings and for deciding whether the crop fits better into an earlier or later seasonal window. Explore related options in our Cabbage Growing Guide. Seed Package Sizes Choose a seed packet for a small planting or the 1 oz bulk size for larger plantings and repeated sowings. Select your package size above to see its price and current availability. Bulk seed may be packed to order. Check the availability and expected shipping details shown for your selected size before ordering.
