Pumpkin Siam-1 Seeds produce premium-quality deep green pumpkins with smooth skin, thick golden-orange flesh, excellent eating quality, and dependable field performance. This high-performing variety is ideal for home gardeners, market growers, and commercial producers seeking uniform fruit size, vigorous vines, and reliable yields throughout the growing season.
Scientifically known as Cucurbita maxima, pumpkin is widely recognized around the world by many names including Pumpkin, Winter Pumpkin, Winter Squash, Green Pumpkin, Kabocha Pumpkin, Japanese Pumpkin, Kent Pumpkin, and Squash. It is a staple vegetable in North American, Asian, European, Caribbean, and Australian cuisines, prized for its versatility in soups, roasting, baking, pies, curries, casseroles, and healthy family meals.
Siam-1 produces attractive deep green pumpkins with smooth skin, measuring approximately 25–30 cm in length and weighing 2.5–3.5 kg (5.5–7.7 lbs). The fruits develop rich orange flesh with excellent texture, making them ideal for fresh markets, home cooking, processing, and storage.
This vigorous trailing vine matures in approximately 80–90 days after sowing and delivers strong field performance with excellent fruit uniformity and an estimated yield potential of 18–22 tons per acre under proper growing conditions.
Suitable for warm-season production, Siam-1 performs best when sown from February through October. It thrives in backyard gardens, raised beds, market gardens, and commercial pumpkin fields throughout suitable USDA growing regions in the United States.
🌱 Key Features
- Premium Siam-1 pumpkin variety
- Botanical name: Cucurbita maxima
- Deep green pumpkins with smooth skin
- Large fruits weighing 2.5–3.5 kg
- Uniform fruit size and excellent appearance
- Rich golden-orange flesh
- Vigorous, high-producing vines
- Harvest in 80–90 days
- Excellent yield potential
- Suitable for home gardens and commercial farms
🪴 Growing Information
- Sow after frost danger has passed.
- Requires full sun (6–8+ hours daily).
- Grow in fertile, well-drained soil rich in organic matter.
- Water consistently during flowering and fruit development.
- Allow plenty of space for vigorous vines.
- Harvest mature pumpkins once the rind becomes firm and fully colored.
🍽 Culinary Uses
- Pumpkin pie
- Roasted pumpkin
- Pumpkin soup
- Curry recipes
- Baking
- Purees
- Stews
- Baby food
- Side dishes
- Freezing and long-term storage


































