The Charleston Gray Watermelon (Citrullus lanatus) is a popular heirloom variety recognized for its elongated shape, vibrant red flesh, and refreshing sweetness. Known for its thick rind and durability, it performs exceptionally well in warm climates and offers generous yields. This variety is a top choice for home gardeners who want a dependable, classic watermelon.

Key Features

• Produces large, elongated red-flesh watermelons

• Sweet, crisp texture with excellent juiciness

• Thick, durable rind supports good field performance

• High-yielding and heat-tolerant variety

• Non-GMO, high-quality seeds

• Well-suited for home gardening and warm climates

Specifications

• Common Name: Charleston Gray Watermelon

• Botanical Name: Citrullus lanatus

• Seed Type: Non-GMO

• Fruit Color: Deep red flesh

• Fruit Shape: Long, oblong

• Fruit Weight: 20–30 lbs

• Maturity: 85–100 days

• USDA Zones: 3–11 (grown as a warm-season annual)

• Sun Exposure: Full sun

• Soil Type: Loose, well-drained sandy or loamy soil

• Water Needs: Moderate, consistent moisture

• Spacing: 3–4 ft between plants; 6–8 ft between rows

• Growth Habit: Long trailing vines

Planting Guide

1. Sowing Time: Plant outdoors after frost when soil warms to at least 70°F (21°C).

2. Sowing Depth: ½–1 inch deep.

3. Germination: 6–12 days in warm soil.

4. Watering: Keep soil evenly moist; reduce watering as fruits mature.

5. Sunlight: Requires full sun to produce sweet, well-sized melons.

6. Soil Prep: Grow on mounds or raised beds for improved drainage.

7. Transplanting: Start indoors 2–3 weeks early if needed; avoid disturbing roots.

8. Care Tips:

   • Allow vines to spread freely.

   • Mulch to preserve moisture and reduce weed growth.