How to Grow Kohlrabis – A Beginner’s Guide

kohlrabis plant growing in garden

Enter the world of homegrown Kohlrabis, a delightful, nutritious, and easy-to-grow vegetable for every gardener. Embrace your green thumb, be it seasoned or just budding, and embark on an enjoyable journey that is growing Kohlrabis. This comprehensive guide brings together fundamental knowledge and key pointers to dodge common gardening pitfalls and to savor the fruits of a successful harvest.

Quick Reference Guide for Growing Kohlrabis

Best Time to Plant 3 to 4 weeks before the last spring frost
Soil PH 6.0 to 7.5
Water Needs Keep soil damp, not soggy or dry
Sunlight Requirements Full sun
Germination to Harvest Time 50-60 days from seed
Harvesting Indicator Bulb is 2-3″ in diameter
Usage Great raw in salads or cooked in soups and stews
Pot/Container Growing Yes, one plant per 12″ container
Bee Friendly Yes

Best Time to Plant Kohlrabis

Your local climate dictates the ideal planting time for your Kohlrabi seeds. However, a good rule of thumb is to kick off your planting journey 3 to 4 weeks before the last spring frost. To ascertain the perfect planting period in your region, check out the USDA Plant Hardiness Zone Map. If you reside outside the US, simply Google ‘plant hardiness zone + [your city]’ to get the needed information.

How to Plant Kohlrabis the Right Way

Your soil plays a cardinal role in the life of your Kohlrabis, making it an aspect you shouldn’t overlook. The ideal soil for Kohlrabi growth is rich, well-drained, with Soil PH levels between 6.0 to 7.5. Sow the seeds 6-8″ deep, maintaining a spacing of about 1/2″ apart in rows 12″ apart or 1″ apart in rows 18″ apart. Scatter a few seeds per spot to amplify germination success. When your seedlings stand 3-4″ tall, thin them to 4-6″ apart.

How Much Sunlight is Needed to Grow Kohlrabis

Lighting conditions can make or break your Kohlrabi crop. Striking the perfect balance is key – too much sunlight can parch your plants, whereas insufficient light can hinder growth or even lead to plant death. The ideal condition for your Kohlrabis is full sun.

How Much to Water Kohlrabis

The art of watering is another vital aspect in the life of your Kohlrabis. Aim for a soil that feels moist to touch but isn’t waterlogged or bone-dry. Keep an eye out for any color changes or drooping in the leaves, both of which signal a need for watering adjustments. Remember, both underwatering and overwatering can spell disaster for your plants.

How Long Does it Take Kohlrabis to Germinate and Grow?

Your patience will soon be rewarded – Kohlrabi seeds typically germinate within 5-7 days, with the journey from seed to harvest wrapping up in a swift 50-60 days.

When to Harvest Kohlrabis

Your Kohlrabis are ready for harvesting when the bulb has grown to about 2-3″ in diameter. Typically, a fully-grown Kohlrabi stands 1-2′ tall, sporting a bulb of the aforementioned size.

What Can Kohlrabis Be Used For?

Food Use: Your harvest holds a world of culinary potential. Savor it raw in salads, or cook it up in soups and stews for a warm, comforting meal. Flavor Profile: With a crisp, mild flavor akin to a radish, Kohlrabis are sure to enhance your dishes with their unique taste.

Can Kohlrabis Grow in Pots and Containers?

Yes, indeed! You can grow up to one Kohlrabi plant per 12″ container. This method helps in effective weed control and prevents the plant from overgrowing. Plus, it allows you the flexibility to move your plants around for optimal sunlight or to protect them from harsh weather conditions.

Are Kohlrabis Safe for Bees?

Yes, Kohlrabis are friends of our buzzing little buddies, the bees. As states, bees pollinate about 90% of the world’s food crops. Therefore, by choosing to grow Kohlrabis, you’re supporting these hardworking creatures and their critical role in our ecosystem and food supply.

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