Densuke Watermelon (Citrullus lanatus) is a rare Japanese variety known for its naturally black rind and sweet, crisp red flesh. These Heirloom, Non-GMO seeds are suitable for home growers and small-scale gardeners seeking a unique, high-quality watermelon cultivar.
This variety grows best in warm, sunny conditions and produces round, medium to large fruits with firm texture and excellent flavor. Densuke Watermelon plants thrive in well-drained soil, making them suitable for raised beds, open fields, and greenhouse environments.
Key Features
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Heirloom and Non-GMO seeds
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Black-rind Japanese watermelon variety
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Sweet red flesh with crisp texture
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Warm-season annual
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Suitable for home gardens and commercial planting
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Germinates well in warm soil (24–30°C)
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High-yield potential in full sun
Planting Instructions
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Soil Temperature: 24–30°C for best germination
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Sowing Depth: 1–1.5 cm
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Spacing: 90–120 cm between plants
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Light Requirements: Full sun
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Growing Season: Warm-season annual
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Harvest Period: 75–95 days after transplanting
Ideal For
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Gardeners wanting a unique Japanese watermelon cultivar
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Warm-weather regions or protected greenhouse growing
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Growers looking for high-quality heirloom produce
Package Includes
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Premium Heirloom, Non-GMO Densuke Watermelon Seeds
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Detailed planting and care guidance