Product Overview

Watermelon - Black Diamond seeds are derived from the large, popular heirloom variety known for its substantial size and sweet flavor. This non-hybrid, non-GMO variety produces watermelons with a semi-oval shape, capable of reaching weights up to 30 pounds. The seeds are ideal for gardeners seeking a traditional, flavorful watermelon with firm, bright red flesh and a tough, dark green rind.

• Germination Time | Usually 7-10 days with proper conditions
• Days to Maturity | 90 days from planting to harvest
• Plant Size | Vines can extend up to 12 feet in length, requiring ample space

Features

• Large heirloom watermelon variety with semi-oval shape, weighing up to 30 lbs
• Dark green, tough rind offers durability during growth and transport
• Bright red, firm, and very sweet flesh, ideal for slicing and consumption
• Thick vines provide extensive sun protection and support plant health
• Grows best in full sun environments with temperatures above 70°F
• Suitable for planting in April through June to optimize fruit development

Use Cases and Ideal Growing Conditions

• Best for home gardeners and small-scale farmers seeking a large, flavorful watermelon for fresh eating or sharing
• Recommended for gardeners with sufficient space to accommodate long vines and ample sunlight
• Perfect for summer garden installations in warm, sunny climates
• Ideal for gardeners on a budget looking for a reliable heirloom variety with high yield potential

Care Instructions and Additional Information

Plant seeds after the last frost date when soil temperatures reach at least 70°F. Water regularly to keep the soil consistently moist but not waterlogged. Mulch around plants to conserve moisture and suppress weeds. For best results, spacing plants 6-8 feet apart in rows at least 7-8 feet apart. Proper care and optimal growing conditions will produce large, sweet watermelons in approximately 90 days.