All Sweet Watermelon Seeds – 25 Count

Southern Seeds was founded in 2019 by Ryan and Kim Dorn and became Seed Therapy in 2025. The family business moved its operations to the Dallas, Texas, area in 2023. Drawing on generations of growing experience, the team focuses on dependable seeds, personal customer service, and helping gardeners succeed. Its work includes relationships with American farms and seed donations to schools and community gardens.

Enjoy the classic taste of summer with All Sweet Watermelon seeds. This beloved heirloom is celebrated for its incredibly sweet, crisp, and juicy bright red flesh. It produces large, oblong fruits weighing 20-30 pounds with the iconic light and dark green striped rind. A vigorous and reliable grower, this variety also boasts excellent disease resistance, making it a favorite for home gardeners. Perfect for summer picnics, barbecues, and enjoying a refreshing treat on a hot day.

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• Incredibly sweet, juicy, and crisp bright red flesh.
• The classic, large, oblong watermelon perfect for summer picnics.
• A vigorous and productive vine with excellent disease resistance.
• A treasured heirloom with an unbeatable homegrown flavor.

• Plant Name: All Sweet Watermelon (Citrullus lanatus)
• Seed Quantity: Approx. 25 seeds
• Type: Heirloom, Open Pollinated, Non-GMO
• Lifecycle: Annual
• Height: 8-12 foot vine
• Days to Maturity: 90-100 days
• USDA Zone: 3-11
• Origin: American Grown

Sold as seeds for planting. Select this packet by its variety, quantity, and growing requirements; it is not a live plant.

Country of origin: United States. The supplier identifies this product as American-grown.

• Sowing: Direct sow outdoors in a sunny spot after all danger of frost has passed and the soil is very warm (at least 75°F).
• Depth: Plant seeds 1 inch deep.
• Spacing: Sow seeds in hills, planting 4-6 seeds per hill and spacing hills 6-8 feet apart. Thin to the strongest 2-3 plants per hill.
• Light Requirement: Full Sun.
• Soil: Prefers rich, fertile, well-draining soil.
• Watering: Water consistently and deeply, especially when fruits are forming.

Keep unused seeds dry and cool in a clearly labeled, closed container. Protect the packet from humidity and temperature swings, and retain the variety name and sowing notes for your next planting. Use the species-specific directions below when deciding whether to start indoors, sow directly, soak seeds, or provide a cold period. Germination and growth vary with seed handling and local growing conditions.

For general seed-starting and storage guidance, see University of Minnesota Extension’s seed-starting guide. Use the variety-specific packet directions for this product.

Shipping for this product

This product ships directly from Southern Seeds, now Seed Therapy. The supplier currently lists standard processing of 1–3 business days, increasing to approximately 3–5 business days during the busy late-December-through-April-or-May seed season. Processing is separate from carrier transit time. Its published standard shipping rate is $4.99 per order, with free standard shipping at a merchandise subtotal of $35 or more after discounts and before taxes. The options, offers, and final charges displayed at BuyAmerican checkout govern this order; purchases from other makers may ship separately. Carrier delivery dates are estimates. The supplier ships within the United States and may restrict certain seeds by destination.

Returns and seed guarantee

For this product, Southern Seeds/Seed Therapy publishes a 60-day satisfaction guarantee, offering an eligible replacement or product-price refund for concerns reported within 60 days of delivery. Original shipping is generally excluded. Preference-based physical returns generally require customer-paid return shipping; supplier errors or damaged or defective items receive an appropriate resolution without an additional return-shipping charge. Contact BuyAmerican at hello@buyamerican.com with your order number, product name, and concern before mailing anything back. BuyAmerican’s standard return policy provides a 30-day request period for eligible unused items in original packaging. Ask BuyAmerican to coordinate any supplier guarantee request for your marketplace order.

Read the BuyAmerican return policy or contact BuyAmerican order support before a return.