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vegetablePerennialEdible
Horseradish
Armoracia rusticana
Also known as: horseradish root
Vigorous perennial grown for pungent white roots. Extremely hardy and can become invasive. Harvest roots in fall for best flavor.
Growing Requirements
SunFull Sun
WaterMedium
Soil Type
Soil Drainage
Soil pH
Plant Spacing18–24″
Row Spacing24–36″
Planting Depth2–3″
Height24–36″
Spread18–24″
✓ Container Friendly✓ Raised Bed Friendly
Planting Schedule
Direct Sow (Spring)
2–4 weeks before last frost
Transplant Outdoors
0–9 weeks after last frost
Days to Harvest
150–180 days
Zone Suitability
USDA Hardiness Zones
1
2
3
4
5
6
7
8
9
10
11
12
13
Zones 3–9
Can overwinter in appropriate zones
Perennial in zones 3–9
Plant root cuttings in early spring. Extremely vigorous — grow in containers or contained bed. Harvest after first fall frost.
Companion Plants
No companion data available for this plant yet.