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Buttercup Squash

Photos are representative and may not match your specific variety.

Buttercup Squash

Squash

Cucurbita maxima

  • Full sun
  • Zones 3–11
  • 115 days to maturity
  • Vegetables
  • 48" spacing
  • Annual
  • pH 6–6.8
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  • Overview

    Buttercup Squash is a heirloom winter squash with distinctive dark green skin and a characteristic ridged button on the bottom end. It reaches maturity in approximately 115 days and produces medium-sized fruits weighing 2-4 pounds. The flesh is vibrant orange, sweet, and creamy with rich flavor notes reminiscent of sweet potato and honey. This variety excels in roasting, pies, and purees, delivering consistent, buttery results that make it a favorite for autumn cooking.

  • Planting

    Direct sow after soil reaches 65°F, or start indoors 2-4 weeks before last frost. Plant seeds 1-2 inches deep.

  • Growing

    Sun: full. Soil pH: 6–6.8. Space plants 48" apart. Germination: 7-14.

  • Pests & diseases

    Common pests: Squash bugs, cucumber beetles, squash vine borers. Common diseases: Bacterial wilt, downy mildew, black rot.