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Herbs

Licorice

Glycyrrhiza glabra

Licorice is a perennial herbaceous plant known for its sweet-tasting root, which contains glycyrrhizin, a compound used in food, beverages, and traditional medicine. The plant can grow up to 1 meter tall and has pinnate leaves with small purple flowers. It is valued for its flavoring properties and potential health benefits, including anti-inflammatory and antiviral effects.

Calculate System for Licorice
400.00–600.00mm
Water Need
120 days
Season
30.00–60.00cm
Root Depth
25,000 kg/ha
Yield
20,000
Plants/ha

Growth Stages

Season: Mar – Aug (120 days)

Initial
Kc 0.400
30 days
Development
Kc 0.700
40 days
Mid-Season
Kc 1.000
60 days
Late
Kc 0.800
30 days

Licorice requires well-drained soil and full sun for optimal growth. It can be propagated through seeds or root cuttings. Varieties include Chinese licorice and Spanish licorice, each with unique flavor profiles.

Water Requirements

Season Total: 400.00600.00 mm
Water Stress Sensitivity: High
Salt Tolerance: Moderate
Water Productivity: 15.500 kg/m³

Recommended Methods

Drip Irrigation90.00%Fixed Sprinkler70.00%

Soil Compatibility

Optimal pH range: 6.0 – 7.5

Sandy Loam
AWC100.00mm/m
Drainagegood
Drainage: Well-drained soils preferred
Organic Matter: 2.00%
Soil should be rich in organic matter; consider adding compost or well-rotted manure to improve soil structure and fertility.

Climate Compatibility

Temperature range: 15.0°C – 30.0°C

Temperate Continental
ETo: 1.006.00 mm/day
Temp: -20.0°C – 30.0°C
Frost: high
Mediterranean
ETo: 3.007.00 mm/day
Temp: 5.0°C – 35.0°C
Frost: low
Frost Tolerance: Low frost tolerance
Heat Tolerance: Moderate heat tolerance
Licorice prefers a temperate climate with moderate rainfall. Protect young plants from frost and consider mulching to retain soil moisture.

Planting Layout

100.00cm
Row Spacing
50.00cm
Plant Spacing
20,000
Plants per ha

Nutrient Requirements (kg/ha)

Nitrogen (N)150 kg/ha
Phosphorus (P)60 kg/ha
Potassium (K)180 kg/ha
40
Calcium (Ca) kg/ha
25
Magnesium (Mg) kg/ha
20
Sulfur (S) kg/ha
Schedule: Apply nitrogen in 3 splits during growing season
Organic Matter: 2-3% organic matter recommended

Yield Information

25,000
kg/ha
2.500
kg/plant
0.450
Harvest Index
Quality Factors: Size, color, sugar content

Design Your Licorice Irrigation System

Use our free calculators to plan water requirements, spacing, and system costs for your Licorice field.

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Related Guides

Licorice: A Guide to Growing and Irrigating Economically

Licorice is a perennial herbaceous plant that is widely cultivated for its roots, which are used in the production of candies, herbal remedies and flavorings. Growing licorice can be a profitable venture due to its high demand and various uses in the market. However, to ensure economic success, it is essential to…

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