Black Diamond Watermelon Seeds | Heirloom Non-GMO | 30-75 lb Fruit | Sweet Red Flesh | USDA Zones 3-10 |
Grow Black Diamond Watermelons from heirloom, non-GMO seeds! These massive melons have sweet, crisp red flesh and a tough, dark green rind. Weighing 30-75 lbs, they mature in 90 days and thrive in USDA zones 3-10. included!
- Sweet & Crisp Flesh: Bright red, juicy, and flavorful flesh, perfect for summer snacks and desserts.
- Massive Melons: Produces watermelons weighing 30-75 lbs, with a tough, bruise-resistant rind.
- Heirloom Variety: A trusted favorite among gardeners and market growers since the 1950s.
- Sunburn Protection: Large leaves and a tough rind help prevent sun damage.
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Easy to Grow: Thrives in full sun, matures in 90 days, and grows well in warm climates.
- Common Name: Black Diamond Watermelon
- Scientific Name: Citrullus lanatus
- USDA Zones: 3, 4, 5, 6, 7, 8, 9, 10
- Color: Dark green rind, bright red flesh
- Soil: Well-drained, fertile soil
- Sunlight: Full sun
- Watering: Regular, keep soil consistently moist
- Planting Season: Warm season
- Plant Type: Annual long vine
- Features: Heirloom, large fruit, sunburn-resistant
- Fruit Size: 30-75 lbs
- Days to Maturity: 90 days
- Plant Spacing: 18-36 inches
- Planting Depth: 1 inch
- Sowing Method: Start indoors or direct sow
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