How to Grow Horseradish – A Beginner’s Guide

horseradish plant growing in garden
Horseradish, which are known botanically as Armoracia rusticana, are a type of vegetable that can easily be grown at home. Continue reading to learn the basics of growing horseradish as well as common mistakes to avoid along the way.

Best Time to Plant Horseradish

This will depend largely on your local climate, but as a rule of thumb, begin to plant the horseradish seeds plant root cuttings directly outdoors in early spring. This is the best time to ensure that the seedlings survive the weather.

To check when horseradish are most likely to thrive in your area, see the USDA Plant Hardiness Zone Map. If you live outside the US, do a quick search for ‘plant hardiness zone + [city]’.

How to Plant Horseradish the Right Way

There are a number of things to consider that will help you avoid some of the common mistakes of growing horseradish in your home garden.

Often overlooked, your soil can have a huge impact on how well your horseradish grow. Generally, your soil should be well-drained and fertile. Soil PH levels should be around 6.0 to 7.5.

1″ apart in rows 12″ apart. plant root cuttings 24-36″ apart in rows 36″ apart. The seeds should be sowed at a depth of about 12-15″. For each plant, be sure to sow at least a few seeds to ensure that at least one of them will germinate.

Begin thinning your horseradish seedlings 24-36″ apart when planting root cuttings.

How Much Sunlight is Needed to Grow Horseradish

The amount of sunlight is another key to a successful harvest. Too much sunlight will dry out your horseradish. Not enough sunlight will stunt your its growth or even kill it.

Ideally, your horseradish should be getting full sun to partial shade

How Much to Water Horseradish

As you’ve figured by now, a lot can have an impact on how well your horseradish do, and the amount of water is no different.

Ideally, the soil should be damp to touch; not soggy or bone dry. If the leaves on your horseradish begin to change colors or start to look droopy, you need to adjust how much water you’re giving it.

Unfortunately, if you give it too much or too little water, you can kill it, so it’s best to just keep an eye on it and water as needed.

How Long Does it Take Horseradish to Germinate and Grow?

Now the fun part begins and you get to watch your horseradish grow.

It takes approximately n/a to germinate, and a total of 120-150 days from seed to harvest.

When to Harvest Horseradish

The best time to harvest your horseradish is in late fall, after the first frost, or in early spring before new growth starts.

Horseradish can grow up to about 24-30″ tall.

What Can Horseradish Be Used For?

Food Use: great for condiments, sauces, and seasoning dishes.

Flavor Profile: pungent and spicy.

Can Horseradish Grow in Pots and Containers?

No, it is generally not advised to grow horseradish in pots or containers.

Are Horseradish Safe for Bees?

Yes, horseradish are safe for bees.

According to GreenPeace.org, bees pollinate human food crops that make up about 90% of the world’s nutrition.

Given their importance in our ecosystem and food supply, I feel it is important to note that growing horseradish is bee-friendly.

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