10+
Heirloom watermelon is a warm-season vine plant with a spreading growth habit and long trailing stems. It is well adapted to hot and sunny climates and performs best in full sun with fertile, well-drained soil. This variety establishes reliably from seed and is suitable for garden beds and open growing areas. It requires consistent warmth and moderate moisture for steady growth and uniform development throughout the growing season.
Features
- Warm-season plant with spreading vine growth
- Suitable for garden beds and open spaces
- Performs well in full sun environments
- Adapted to hot and sunny climates
- Steady growth with consistent warmth
Specifications
- Scientific Name: Citrullus lanatus
- Common Name (US): Watermelon
- Seed Type / Variety: Heirloom Variety
- Growth Habit: Spreading, trailing vine
- USDA Zones: 8-11
- Planting Season: Late spring to early summer
- Growing Season: Warm season
- Sowing Season: March to June
- Germination Time and Conditions: 5-10 days at 22-30°C
- Sunlight Requirements: Full sun
- Soil Requirements: Fertile, well-drained sandy loam
- Watering Needs: Moderate; keep soil evenly moist during growth
- Mature Plant Size: 3-6 meters vine length, spread varies
- Plant Spacing: 90-150 cm between plants
