
Photos are representative and may not match your specific variety.
Watermelon Radish
Root vegetableLathyrus odoratus
- Full sun
- Zones 2–11
- 90 days to maturity
- Vegetables
- 4" spacing
- High water
- Annual
- pH 6–7
Overview
Watermelon Radish is a visually striking heirloom root vegetable with a pale green exterior and distinctive pink-red flesh with white striations, resembling watermelon. Maturing in 90 days, this Japanese variety produces crisp, tender roots ideal for both fresh eating and cooking. The flesh offers a mild, sweet flavor with a subtle peppery finish and pleasant crispness that adds visual appeal and refreshing crunch to salads, slaws, and garnishes. This easy-to-grow variety thrives in deep, well-drained loam with full sun exposure.
Planting
Direct sow seeds 1/2 inch deep in late summer for fall harvest, 10-12 weeks before hard frost. Can also plant in early spring.
Growing
Sun: full. Water: high. Soil pH: 6–7. Space plants 4" apart. Germination: 4-7.
Pests & diseases
Common pests: Flea beetles, cabbage root maggots, aphids. Common diseases: Clubroot, black rot, white rust.