Azur Star
Organic Kohlrabi Seed
Product ID: 3642G
Our best open-pollinated, purple kohlrabi.
Attractive, flat-round bulbs with purple skin and crisp, white flesh. Similar in flavor and quality to Kolibri, but 3–5 days later and slightly less uniform. Harvest when bulbs are 2–3" in diameter. USDA Certified Organic. Avg. 7,000 seeds/oz. Packet: 100 seeds.
https://www.johnnyseeds.com/vegetables/kohlrabi/azur-star-organic-kohlrabi-seed-3642G.11.html
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SCIENTIFIC NAME:Brassica oleracea var. gongylodes
CULTURE: Kohlrabi prefers mild or cool weather. It is grown throughout the season in the North, and during fall and winter in the South. Sow 15 seeds/ft., 1/4- 1/2" deep, in rows 12-18" apart. Thin fresh-market varieties to 4" between plants. Thin storage varieties to 10" between plants. For earliest crops start in flats or plug trays and transplant. Fertile, well-irrigated soil promotes rapid growth, which makes for a sweeter flavored crop. Harvest when roots are about 2-3" diameter; 8" diameter for storage varieties.
DISEASES: Adhere strictly to a preventive program including: (1) long crop rotations with non-brassica crops, (2) clean starting mixes and outdoor seedbeds, and (3) strict sanitation practices. Johnny's Selected Seeds only sells seed lots of kohlrabi that have tested negative for black rot (Xanthomonas campestris pv. campestris) and black leg (Phoma lingam).
DAYS TO MATURITY: From direct seeding; for days to maturity from transplanting, subtract about 14 days.
AVG. DIRECT SEEDING RATE: 250 seeds/16', 1,000 seeds/66', 436M/acre at 15 seeds/ft with rows 18" apart.
TRANSPLANTS: Avg. 4,500 plants/oz., 800 plants/1,000 seeds.
SIZED SEEDS: Standard except where noted.
SEED SPECS: SEEDS/OZ.: Avg. 6,200.
PACKET: 100 seeds, sows 8'.
CULTURE: Kohlrabi prefers mild or cool weather. It is grown throughout the season in the North, and during fall and winter in the South. Sow 15 seeds/ft., 1/4- 1/2" deep, in rows 12-18" apart. Thin fresh-market varieties to 4" between plants. Thin storage varieties to 10" between plants. For earliest crops start in flats or plug trays and transplant. Fertile, well-irrigated soil promotes rapid growth, which makes for a sweeter flavored crop. Harvest when roots are about 2-3" diameter; 8" diameter for storage varieties.
DISEASES: Adhere strictly to a preventive program including: (1) long crop rotations with non-brassica crops, (2) clean starting mixes and outdoor seedbeds, and (3) strict sanitation practices. Johnny's Selected Seeds only sells seed lots of kohlrabi that have tested negative for black rot (Xanthomonas campestris pv. campestris) and black leg (Phoma lingam).
DAYS TO MATURITY: From direct seeding; for days to maturity from transplanting, subtract about 14 days.
AVG. DIRECT SEEDING RATE: 250 seeds/16', 1,000 seeds/66', 436M/acre at 15 seeds/ft with rows 18" apart.
TRANSPLANTS: Avg. 4,500 plants/oz., 800 plants/1,000 seeds.
SIZED SEEDS: Standard except where noted.
SEED SPECS: SEEDS/OZ.: Avg. 6,200.
PACKET: 100 seeds, sows 8'.
Johnny's is committed to your success, every step of the way.
We want you, our customer, to be 100% satisfied with all of our seeds, tools, and supplies.
If anything you purchase from us proves unsatisfactory, we will either replace the item or refund the purchase price.
Quick Facts
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Latin Name
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Brassica oleracea var. gongylodes
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Days To Maturity
Average number of days from seeding date to harvest, within a specific crop group. If a transplanted crop: average number of days from transplant date. Not sure if crop is direct-seeded or transplanted? Check the Growing Information box for details. If crop can be both direct-seeded or transplanted, days to maturity refers to direct seeding. Days to maturity for all flowers and herbs is calculated from seeding date. -
48 Days
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Hybrid Status
Hybrid: The offspring of a cross between two or more distinct parent lines, usually of same species, and selected for improved traits.
Open-pollinated: A non-hybrid variety that can reproduce itself in kind, demonstrating relatively stable traits from one generation to the next. -
Open Pollinated
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Product Features
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Organic Seeds, Plants, and Supplies
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Plants, or seeds harvested from plants, that have been grown without synthetic fertilizers or pesticides, strictly adhering to the USDA's National Organic Standards Board (NOSB) organic gardening practices are designated as Organic.
Supplies that meet the USDA's National Organic Program (NOP) rules according to a third-party authority such as OMRI, WSDA, and/or a local authority such as MOFGA or NOFA.
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