Kalibos

Family: Brassicaceae Vegetable

Sink your senses into Kalibos’ richly hued heads—an arresting deep burgundy that deepens toward the center, with a crisp, tightly layered texture that holds its shape beautifully.

Expect a sweet, cabbage-forward flavor with a clean snap and tender bite, ideal for bold color in salads and slaws, as well as vibrant braises and tangy ferments. Grow Kalibos for a showpiece red cabbage that stays attractive in the garden through the full 75 days to maturity, rewarding you with dependable, uniform heads and striking color from harvest to storage.

Light: Full SunMaturity: 75 DaysHabit: Rosette

Planting schedules and alerts are optimized for Columbus (Zone 6b).

Crop Dates

Milestone	Date
Start Indoors	Mar 28th
Last Frost	Apr 25th
Transplant / Sow Outdoors	Apr 18th
Harvest Begins	Jul 2nd
Harvest Ends	Oct 16th

Crop Details

Trait	Value
Days to Maturity	75
Sun Requirements	Full Sun
Growth Habit	Rosette
Support Needed	None
Planting Depth	Normal
Germination Temp (°F)	45
Min Soil Temp (°F)	45
Min Night Temp (°F)	32
Harden Off (days)	6

Culinary Notes

Chef's Note

Kalibos is built for contrast: tight, layered leaves that shred clean and keep that snap under sharp vinegar, then soften evenly when braised. The sweet, lightly peppery edge makes it especially good against fatty meats and pungent mustard.

Best Uses

shredded slaw with a sharp vinegar dressing (stays crunchy, doesn’t go limp fast)
hot or cold red cabbage braise—hold the shape for spoon-tender wedges
quick-pickled cabbage for tangy snacking and tacos
layered sauerkraut/ferment where it keeps a crisp texture and bright color

Flavor Profile

sweet, cabbage-forward flavor tight, crisp snap with a tender bite clean, lightly peppery brassica finish burgundy-leaning flavor that stays vivid when cooked

Kitchen Pairings

apple cider vinegar caraway smoked pork duck fat or goose fat mustard feta

Frequently Asked Questions

What’s a common disease or pest problem for Brassica oleracea var. capitata (Kalibos), and how do I treat it?

Cabbage worm and other caterpillars commonly chew Kalibos leaves, especially as heads start to form. Hand-pick early and spray Bacillus thuringiensis (Bt) when you first see small larvae; also use a fine row cover over transplants to prevent egg-laying. If you notice black, greasy spots or yellowing with sooty growth, remove affected leaves immediately and improve airflow to reduce moisture on foliage.

How often should I water Kalibos during the main growing phase to keep heads developing well?

During head formation (roughly mid-season through maturity), keep soil evenly moist but not waterlogged, aiming for about 1 inch of water per week total from rain and irrigation. Water deeply 1–2 times per week so moisture reaches the root zone, and avoid frequent light sprinkling that leaves foliage wet and encourages leaf disease. If the top 1 inch of soil feels dry, water—if it stays wet or squishes when pressed, back off.

How can I tell when Kalibos is ready to harvest?

Harvest when heads are firm and well-formed for the size you expect, usually around 75 days from transplanting (or near the package timeline). Use a gentle squeeze test—if it feels solid and doesn’t depress easily, it’s ready. Cut the head with a sharp knife, leaving a short outer stem; you can often remove outer leaves and let remaining plants continue growing for a later flush.