Purple Knol Khol
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Purple Knol Khol

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Common Name : Purple Knol Khol / Purple Kohlrabi / German Turnip
Sunlight : Full sun (6 to 8 hours daily); tolerates partial shade
Water : Moderate; keep soil consistently moist; especially during bulb formation
Temperature : Grows best in cool weather; ideally 60°F to 75°F (15°C to 24°C)
Soil : Loose; well draining; fertile loamy or sandy soil enriched with compost
Soil pH : 6.0 to 7.0 (slightly acidic to neutral)
Germination : 5 to 10 days at soil temperatures of 65°F to 75°F (18°C to 24°C)
Harvest Season : Spring and Fall; harvest 45 to 60 days after sowing when the bulb is 2–3 inches in diameter
Scientific Name : Brassica oleracea
Level of Growing : Easy
Packet Contains : 200 seeds
Sowing Season : September to December (Winter season) or Early Spring
Mode of Sowing : Sow the seeds 0.5 cm deep in a container or pot

Product Disclaimer

All product descriptions, images and specifications provided on this website are for general reference only. While we make every effort to ensure accuracy, natural variations in size, shape and color may occur. Germination, growth and flowering depend on many factors beyond our control, including soil quality, climate, watering, sunlight and care practices. We do not guarantee specific results or plant performance, and no compensation will be provided for unsuccessful growth. Seeds, bulbs and tubers should be stored and planted according to the provided instructions. We are not responsible for losses due to improper handling, storage, planting time or environmental conditions. Any decorative items, pots or plants shown in images are for display purposes only and are not included unless stated otherwise. By purchasing from our website, you acknowledge and accept these terms.

Knol khol (kohlrabi) belongs to the same family as cabbage and cauliflower. It produces purple/pink small-sized about 2.5-8 cm knol khol that is fully edible and can be eaten raw or cooked. The taste and texture of knol khol are similar to broccoli and cabbage but it is milder and sweeter. You can easily grow your own kohlrabi plant with our simple guide tips.

What size grow bag is best for Kohlrabi?
12 x 12 (W*H)
15 x 12 (W*H)
15 x 15 (W*H)
24 x 12 (W*H)

Purple Knol Khol Growing Season In India
Knol khol is a cool-season vegetable and it cannot withstand a hot climate. The best time to sow the knol khol seeds are winter (September to December) and spring (February to March).

Benefits of Knol Khol Purple

• Nutrient-Rich : High in vitamin C, potassium, and fiber — supports immunity and digestion.
• Low-Calorie : Excellent for weight management; filling but low in calories.
• Antioxidant Power : Purple skin contains anthocyanins — powerful antioxidants that fight inflammation.
• Digestive Health : Rich in dietary fiber, promoting healthy digestion.
• Versatile Use : Edible bulb and leaves; great in salads, stir-fries, soups or steamed.
• Cool-Season Crop : Grows well in early spring and fall, making it ideal for multiple planting cycles.

Sowing Method

When to Sow :
• Spring Crop : Sow seeds 2–4 weeks before the last frost.
• Fall Crop : Sow seeds 6–8 weeks before the first expected frost.
How to Sow :
• Sow seeds ¼ to ½ inch deep directly in the garden or in seed trays.
• Space seeds 1 inch apart in rows spaced 12–18 inches apart.
• Thin seedlings to 6–8 inches apart once they are established.
Germination Time : 5–10 days under ideal conditions (65°F–75°F / 18°C–24°C)

Planting

Transplanting (optional) :
• Start indoors and transplant when seedlings are 4–5 inches tall with 4–5 true leaves.
• Harden off seedlings before transplanting outdoors.
Spacing :
• Maintain 6–8 inches between plants and 12–18 inches between rows.
Soil :
• Loose, well-draining soil enriched with compost.
• Avoid heavy clay that restricts bulb development.
Sunlight :
• Needs full sun (6–8 hours/day) for optimal growth.
Watering :
• Keep soil consistently moist but not soggy.
• Mulch to retain moisture and reduce weeds.
Fertilizing :
• Use a balanced fertilizer at planting and again midway through the season.

Harvesting

When to Harvest :
• Ready 45–60 days after sowing, when bulbs are 2–3 inches in diameter.
• Delaying harvest can lead to woody or fibrous bulbs.
How to Harvest :
• Use a knife or garden shears to cut the bulb at the soil line.
• Leaves can also be harvested and used like kale or collards.
Storage :
• Store bulbs in the refrigerator for up to 2–3 weeks.
• Remove leaves before storing to extend shelf life.

Common Problems and Solutions

Problem : Woody Bulbs
Cause : Overmaturity or inconsistent watering
Solution : Harvest on time and maintain even moisture 

Problem : Bolting (early flowering)
Cause : High heat or stress
Solution : Plant during cool seasons; water consistently

Problem : Clubroot Disease
Cause : Soil-borne fungus causing swollen roots
Solution : Practice 3–4 year crop rotation, raise soil pH with lime

Problem : Cabbage Worms / Loopers
Cause : Chewed leaves
Solution : Handpick or use BT (Bacillus thuringiensis)

Problem : Flea Beetles
Cause : Tiny holes in leaves
Solution : Apply neem spray or diatomaceous earth; use floating row covers

Problem : Root Maggots
Cause : Eggs laid at plant base, larvae damage roots
Solution : Use row covers, apply neem oil, practice crop rotation

 

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