Vegetable / Warm season

Waltham Butternut Squash

Long-season storage crop for gardens with real square footage.

Sweet orange flesh for roasting and soups.

Seed spacing and maturity

Days to maturity
95
Germination temperature
70-95F
Seed depth
1 inches
Spacing
36 inches
Row spacing
72 inches
Start method
Either

Frost-date timing

Indoor start
3 weeks before last frost
Direct sow
14 days after last frost
Transplant
14 days after last frost

Growing profile

Sun
Full sun
Water
Deep weekly water; reduce late when fruit cures.
Soil
Rich soil, large root zone, and warm temperatures.
Watch
Short-season climates need transplants and a realistic frost window.
  • storage
  • long-season
  • pollinators
  • vining

Browse context

Related varieties

Source: CSU vegetable planting guide