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Vegetables

Sweet Potato

Ipomoea batatas

Sweet potato is a root vegetable that belongs to the morning glory family. It is known for its sweet taste and high nutritional value, being rich in vitamins A and C, fiber, and antioxidants. Sweet potatoes can be consumed in various forms, including baked, boiled, or mashed, and are used in both savory and sweet dishes. They are important for food security in many regions due to their adaptability and high yield potential.

Calculate System for Sweet Potato
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

Sweet potatoes can be grown in a variety of climates and soil types, but they thrive in warm conditions. There are numerous varieties, including orange-fleshed, purple-fleshed, and white-fleshed types, each with unique flavors and nutritional 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 loose and well-aerated to allow for tuber expansion. Incorporating organic matter can 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
Sweet potatoes prefer warm temperatures and can suffer from cold stress. In cooler climates, consider using row covers to protect young plants.

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, with phosphorus and potassium applied at planting.
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 Sweet Potato Irrigation System

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

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Related Guides

Growing and Irrigating Sweet Potato: A Sustainable Approach

Introduction Sweet potatoes are versatile and nutritious root vegetables that are becoming increasingly popular among farmers and consumers alike. They are not only delicious but also offer several health benefits. In this article, we will explore the best practices for growing sweet potatoes and discuss modern…

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