Armoracia rusticana · Brassicaceae

Horseradish

⚠️ Not safe for petsPerennial life cycle, can live for several years under suitable conditions.60 to 120 cm

LightFull sun

WaterMedium, keeping the soil slightly moist

DifficultyMedium

ColdResistant down to -10 degrees Celsius.

Full sunMedium, keeping the soil slightly moistMediumResistant down to -10 degrees Celsius.

Description & origin

Horseradish is a perennial plant known for its pungent flavor and strong aroma. It is commonly used in cooking to season dishes and prepare sauces.

Size

Can reach considerable heights, so it should be planted with enough space.

Foliage

The leaves are broad and green, and can be used in salads and cooked dishes.

Flowering

Blooms in summer, producing small white flowers that attract pollinators.

Detailed care

Light

Prefers full sun but can tolerate some shade during the hottest hours of the day.

Soil

Well-drained soil rich in organic matter, with a slightly acidic to neutral pH.

Watering

Moderate watering, keeping the soil slightly moist but not waterlogged.

Temperature

Resistant to cold temperatures but should be protected from severe frosts.

Fertilising

Fertilize with organic fertilizer in early spring to stimulate growth.

Repotting

Transplant in spring or autumn, ensuring that the roots are not damaged.

Pruning

Prune dead leaves and wilted flowers to promote healthy growth.

Propagation

Easily propagated by root division or seeds.

Common problems

Insect pests

Can be affected by aphids and other insects, which should be controlled with natural insecticides.

Fungal diseases

Sensitive to fungi if the soil is too wet, so good drainage is important.

Uncontrolled growth

Can become invasive if not controlled, so it should be monitored.

Uses & curiosities

In the garden

Ideal for herb beds
Attracts pollinators to the garden
Can be grown in large pots

Other uses

Used in cooking to season dishes and prepare sauces.

Did you know…

Horseradish has been traditionally used in European cuisine, especially in German and Polish cooking. Its root is rich in antioxidants and has medicinal properties.