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If planting kohlrabi as a fall crop, direct sow seeds around 90 days before the first frost date. In the spring, transplant kohlrabi seedlings outdoors around one to two weeks before your last frost date. Spacing Requirements: Sow kohlrabi seeds ¼ inch deep. Space plants 9-12 inches apart.
How long does it take to grow kohlrabi from seed?
Kohlrabi can be sown outdoors as soon as soil can be worked. Sow seeds 1/4 inch deep in double rows set 1.5 feet apart. For a fall crop, plan your harvest for a week or two after the first fall frost. Kohlrabi takes 55 days to mature.
Is kohlrabi easy to grow?
About Kohlrabi A cool-season biennial and member of the Brassica family (alongside broccoli, cabbage, brussels sprouts, and many others), kohlrabi is grown for its nutritious, bulb-shaped stem. Given the right conditions, kohlrabi is easy to grow, matures quickly (in as little as 6 weeks), and is generally pest-free.
Can you grow kohlrabi in a containers?
Planting Kohlrabi Kohlrabi is an excellent choice for container gardening. Just be sure to select a large enough container (at least 16” in diameter and 16” deep) and fill that container with a good potting soil mix that contains lots of nutrient rich compost.
How do you grow kohlrabi seeds indoors?
In short season areas, start kohlrabi indoors in cell trays about 4 weeks before the last frost date and transplant out once day time temperatures are steadily above 10°C (50°F). Optimal soil temperature for germination: 10-30°C (50-85°F). Seeds should germinate in 7-10 days.
Does kohlrabi need full sun?
Kohlrabi that matures in cool weather is deliciously sweet. Kohlrabi needs at least 6 hours of full sun each day; more is better. Give it fertile, well-drained, moist soil with plenty of rich organic matter.
Is kohlrabi hard to grow?
Growing kohlrabi (Brassica oleracea var. gongylodes) isn’t the hardest thing in the world, as kohlrabi is actually somewhat easy to grow. Start your plants indoors about four to six weeks before you plan to put them outside.
Can you eat kohlrabi leaves?
As soon as you bring your kohlrabi home, separate the leaves from the bulbs. Use the leaves within a few days, but the unpeeled bulbs will last for weeks. Eat It All. Although the bulb of the plant is the most frequently prepared and eaten portion, the leaves are also entirely edible.
When can I plant kohlrabi outside?
Direct seed kohlrabi in the garden from mid-April until early May, at one inch spacing, and one-fourth to one-half inch deep. Avoid planting after May 1. The high temperatures will not produce good quality. Thin emerged seedlings to create four inches of space between plants.
Should kohlrabi be started indoors?
Start kohlrabi seed indoors or directly in the garden about 4 weeks before the last frost in spring. Kohlrabi is a cool-season crop; it’s best grown in spring and fall.
How deep do kohlrabi roots grow?
Working Root Depth, Maximum & Minimum Root Depth, of mature vegetable plants Vegetable Plant Working Root Depth Minimum Root Depth Kohlrabi 84″ 18″ Leek 24″ 12″ Lettuce 60″ 6″ Muskmelon 12″ 24″.
Is kohlrabi a perennial?
Kohlrabi is a perennial, cool season vegetable, mostly grown as an annual for its edible stem. The round, edible stem is ready for harvest 55-60 days after sowing. Harvest “bulbs” when they are two to three inches in diameter, cutting the bulb one inch below the stem. Remove the leaf stems and leaves and clean well.
What causes kohlrabi to split?
What causes Kohlrabi to split? The splitting of the swollen stem usually represents rapid vegetative growth. Several factors can cause this: If the plant experiences drought followed by heavy watering or rain, rapid plant growth combined with excessive water uptake can cause splitting.
How many kohlrabi seeds are in a hole?
To sow kohlrabi seeds outdoors, find a planting location with six to eight hours of full sun, and amend it with well-rotted compost or manure if you haven’t already. Make quarter-inch divots nine to 12 inches apart in your planting area, and place one or two seeds inside each hole. Cover with soil.
Can you direct sow kohlrabi?
Time of Planting If planting kohlrabi as a fall crop, direct sow seeds around 90 days before the first frost date. In the spring, transplant kohlrabi seedlings outdoors around 1-2 weeks before your last frost date.
What temperature do kohlrabi seeds germinate?
Germination temperature: 45 F to 85 F – Will germinate at soil temperatures as low as 40 F. Seed can be saved 4 years. Maintenance and care: Prefers cool weather – in the 60s F — but can be grown throughout the season in most of New York.
Can you trim kohlrabi leaves?
You can trim the leaves from the stem and save them to cook separately. Kohlrabi keeps for 2 to 3 weeks in the fridge. You can peel and slice kohlrabi tubers to eat them raw with dips or in salads, or you can cook them like turnips. The leaves are cooked until just tender, like cabbage or turnip greens.
Why is my kohlrabi flowering?
Kohlrabi is the least hardy of the cabbage like vegetables. Temperatures below 45ºF will cause the plant to flower. Hot weather causes the stem to become woody and tough. Control insects and diseases throughout the year.
How tall does kohlrabi get?
Kohlrabi can grow 6 to 18 inches (15.2 to 45.7 centimeters) tall, 12 to 18 inches (30.5 to 45.7 centimeters) wide, and produce bulbs up to 6 inches (15.2 centimeters) in diameter.
