Water Spinach Seeds – Kang Kong Asian Green

Overview

Water Spinach Seeds, also known as Kang Kong or Ong Choy, are a fast-growing leafy green widely cultivated in Asian gardens. Known for its tender, hollow stems and mild, spinach-like leaves, this plant thrives in warm, moist conditions. It is ideal for backyard gardens, raised beds, and even containers with regular watering.

Water spinach is easy to grow, highly productive, and well-suited for home gardeners in warmer regions of the US.

Features

• High-quality non-GMO water spinach seeds
• Produces tender, hollow stems and spinach-like leaves
• Fast-growing, heat-loving leafy green
• Suitable for containers, garden beds, and warm regions
• Easy to grow with consistent watering
• Reliable germination with high yield potential

Specifications

• Common Name (US): Water Spinach (Kang Kong, Ong Choy)
• Seed Type: Open-pollinated, non-GMO leafy green
• Planting Season: Late spring to summer (warm-season crop)
• USDA Hardiness Zones: 8–11 (can be grown as annual in cooler zones)
• Sunlight Requirements: Full sun to partial shade (6+ hours daily)
• Soil Type: Moist, fertile, well-drained soil, pH 6.0–7.0
• Sowing Method: Direct sow outdoors after last frost or start indoors and transplant when soil is warm
• Germination Time: 7–14 days at 70–90°F
• Days to Maturity: 40–55 days from sowing
• Spacing: 8–12 inches between plants, 18–24 inches between rows
• Plant Height: 12–24 inches tall, with spreading vines
• Watering Needs: Requires consistently moist soil; avoid drought stress
• Harvest Season: Summer through early fall in warm climates
• Yield: High yield of tender leafy stems for multiple harvests
• Storage Use: Best fresh; refrigerate leaves short-term after harvest