Grow Waltham Butternut Squash: A Classic

Waltham Butternut squash is a beloved heirloom variety that delivers reliable harvests of sweet, creamy fruit year after year. Known for its rich golden flesh and nutty flavor, this winter squash is perfect for roasting, soups, and seasonal cooking. If you want a dependable squash that stores well and tastes exceptional, Waltham Butternut is an excellent choice.

What Makes Waltham Butternut Special?

This classic variety has been a gardener's favorite for generations. The fruits are bell-shaped with a tan exterior and develop a deep golden-orange flesh that's dense and sweet. Waltham Butternut squash typically weighs 2 to 3 pounds, making them ideal for family meals without excessive waste. The flavor deepens after storage, so harvested squash actually tastes better a few weeks after picking.

Beyond taste and appearance, Waltham Butternut plants are vigorous and productive. A single plant can yield multiple large fruits, giving you plenty of squash to enjoy fresh or store for winter use.

Planting and Growing Conditions

Waltham Butternut squash thrives in warm soil and full sun. Plant seeds directly in the garden after all frost danger has passed and soil temperatures reach at least 70°F. Space plants 3 to 4 feet apart to allow room for sprawling vines. These plants love rich, well-draining soil amended with compost or aged manure.

Water consistently throughout the growing season, providing about 1 to 2 inches per week. Mulching around plants helps retain moisture and keeps soil temperatures stable. As vines grow, they'll naturally spread across your garden bed—plan accordingly or use trellises for vertical growing.

Harvest and Storage

Waltham Butternut squash matures in about 75 to 85 days. Harvest when the skin is hard and the bottom spot turns from green to tan or buff color. Cut squash from the vine with a few inches of stem attached. Store in a cool, dry place with temperatures between 50 to 60°F, and your squash will keep for several months, developing even sweeter flavor over time.

Plant Waltham Butternut this season and enjoy a harvest of delicious, storable squash that brings warmth and nutrition to your fall and winter meals.

• AAS Winner. Recommended by USU
• Grows as a compact vine plant (not as a bush)
  
• Excellent butternut squash with better uniformity, larger yields and richer flavor
• Produces tan fruits which measure 8 to 10 inches long with a deep orange interior
• Days to Maturity | 100 days

Additional Details

Though considered a vegetable in cooking, botanically speaking, squash is a fruit (being the receptacle for the plant's seeds). Squash can be served fresh (in salads) and cooked (squash stuffed with meat, fried squash, baked squash).