Big Top Horseradish
Armoracia rusticana
ar-mor-AY-shuh rus-tih-KAH-nuh
Edibles: Root Vegetable
Horseradish
Zone
3: -40° to -30°
Min. Temp
Half-Hardy: 32°
Big Top Horseradish is a tough perennial herb which grows from a root. Thriving in full sun to light shade horseradish will grow in just about any soil as long as the soil is not water saturated. Big Top Horseradish will die back in fall and re-emerge in Spring. This long lived perennial herb can be used to spice of mustard, dressings, cocktail sauce as well as other culinary uses.
Appearance
Summer Foliage
Green
Fall Foliage
Green
Flower Color
White
Blooming Time
Early Spring - Late Spring
Habit
Upright
Height
18–24 in
Spread
12–18 in
Form
Composite
Characteristics
Type
Heirloom
Safety
Edible Parts
Growth Rate
Moderate
Tolerance/Resistance
Cold Hardy
Attracts
Doesn't Attract Beneficials
Uses/Placement
Culinary
Optimal Growing Conditions
Sun Exposure
Full Sun: 8-12 hrs
Soil Texture
Well-Drained
Soil Drainage
Moderately well-drained
Soil Moisture
Average
Soil PH
Neutral: 6.5-7.0
PH Tolerance
Prefers slightly acidic soil
PH Correction
High pH can reduce nutrient uptake
Soil Amendment(s)
Compost
Fertilizer
Heavy Feeder
Fertilizer Formula
Rooting & Blooming
Fertilizer Timing
Early Spring
Micronutrients
Calcium (Ca)
Care
Care Level
Low
Behavior and Propagation
Spreading
Aggressive Spreader
Propagation Method
Hand Pollination may be possible
Propagation Licensing
Open propagation permitted
Division Timing
Spring Division
Fruit and Pollination
Days to Harvest
120 Days
Fruit Size
Large
Fruit Characteristics
Strong
Ploidy
Diploid