Kong Xin Cai (Kangkong) Water Spinach Seeds
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"Grow fresh and nutritious Kong Xin Cai (Kangkong) in your home garden with this 1oz pack of non-GMO seeds! This fast-growing Asian green produces tender, hollow stems and crisp leaves perfect for stir-fries, soups, and salads. Ideal for outdoor gardens, raised beds, or containers, these water spinach seeds are easy to plant and cultivate, offering a high-yield harvest for both beginner and experienced gardeners. Add this versatile, nutrient-rich leafy vegetable to your garden and enjoy homegrown freshness all season."





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Features
Life Cycle
Annual
Planting Season
Late spring to summer
Growth Habit
Fast-growing, Vining, Semi-aquatic
Flavor Profile
Tender, Mild, Spinach-like
Plant Characteristics
Hollow stems, Arrow-shaped green leaves, Moisture-loving
Use
Stir-fries, Soups, Salads, Asian Cuisine
Growing Conditions
Full sun to partial shade; warm, wet, nutrient-rich soil
Harvest Advantages
Continuous harvest, Rapid regrowth after cutting
Plant Resistance
Heat-tolerant, Pest-resistant
About Kong Xin Cai (Kangkong) Water Spinach Seeds
Ipomoea aquatica
Seed Names
Kong Xin Cai / Kangkong / Water Spinach Seeds
Seed Type
Heirloom, Non-GMO
Kong Xin Cai (Kangkong) Water Spinach is a highly popular Asian leafy green prized for its rapid growth, tender hollow stems, and mild, spinach-like flavor. Thriving in warm and wet conditions, it is ideal for home gardens, container growing, or small-scale farming. Its fast-growing nature allows for continuous harvests, making it perfect for stir-fries, soups, and fresh salads.
Planting Information
Light Requirement
Full Sun to Partial Shade
Planting Depth
¼–½ inch
Sowing Method
Direct sow or start indoors in containers
Plant Spacing
6–8 inches apart
Days to Maturity
45–60 days
Soil Preparation
Soak seeds in warm water 24 hours before sowing
Hardiness Zones
USDA 9–11 (annual in cooler zones)
Water Needs
High (keep soil moist or semi-aquatic conditions)
Planting Season
Late spring to summer (soil above 70°F / 21°C)
Coverage
Seed Count
Recommended Coverage
100
up to 15–20 sq.ft
500
up to 75–100 sq.ft
1000
up to 150–200 sq.ft