How to Grow Butternut Squash 'Burpee's Butternut'
Butternut Squash 'Burpee's Butternut'
Cucurbita moschata
vegetableBurpee's Butternut is a classic winter squash variety known for its bell-shaped fruits with tan skin and sweet, dense orange flesh. This reliable heirloom-style cultivar produces 2-3 pound fruits on vigorous vines and stores exceptionally well for winter use. It's a favorite for both home gardeners and commercial growers due to its consistent quality and excellent flavor.
Growing Conditions
Soil
Growing Zones
Find your zone →Thrives in zones 3-10; best in zones 5-9 with warm summers
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Growth Stages
Seedling (0-2 weeks)
2-3 weeksSeed germinates and first true leaves emerge. Plant appears as small mound with 2-4 leaves.
Keep soil consistently moist but not waterlogged. Maintain soil temperature 70-85°F for best germination. Thin to strongest seedling per hill once true leaves appear.
Vegetative Growth (2-4 weeks)
3-4 weeksRapid vine expansion with lobed leaves developing. Plants send out runners with tendrils.
Thin spacing to allow air circulation. Apply balanced fertilizer every 2-3 weeks. Mulch around base to retain moisture and suppress weeds. Monitor for pests weekly.
Flowering (4-7 weeks)
2-3 weeksLarge yellow flowers appear on vines. Male flowers emerge first, followed by female flowers with small fruit at base.
Ensure consistent watering; stress reduces fruit set. Bees and other pollinators should visit freely. Support vines with stakes or trellis if space is limited. Stop fertilizing to avoid excess vine growth.
Fruit Development (7-10 weeks)
3-4 weeksYoung squash rapidly expand to full size. Skin color transitions from pale green to tan, deepening throughout maturation.
Provide sturdy support for heavy fruit (slings can help). Reduce watering slightly to concentrate sugars and deepen flavor. Remove any diseased or damaged fruit.
Maturation & Harvest (10-12+ weeks)
2-4 weeksSkin hardens and becomes fully tan with no soft spots. Stems begin to dry. Fruit should be 7-9 inches long and 3-4 pounds.
Stop watering 1-2 weeks before harvest. Vines may wither naturally. Cut stem with 2 inches attached using sharp knife. Cure in warm, dry spot (80-85°F) for 10-14 days before storage.
Common Pests
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Hand-pick adults and egg clusters on leaf undersides daily. Apply neem oil or insecticidal soap weekly. Use row covers on young plants. Plant trap crops like nasturtiums nearby.
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Ensure good air circulation with proper spacing. Apply sulfur dust or baking soda spray (1 tbsp baking soda + 1 tbsp oil + 1 gallon water) weekly. Remove affected leaves. Water at soil level only.
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Use row covers until flowering. Hand-pick adults. Apply spinosad or neem oil. Plant radishes as trap crops. Avoid excessive nitrogen.
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Wrap stems with aluminum foil at soil line. Inject Bt (Bacillus thuringiensis) into hollow stems if borers detected. Plant succession crops 2-3 weeks apart. Till soil deeply in fall to kill pupae.
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Apply copper fungicide every 7-10 days starting early season. Remove affected leaves. Improve air circulation. Avoid overhead watering.
Uses
Roasting & Baking
CulinaryThe dense, sweet flesh is ideal for roasting halves, making puree for soups, pies, and risotto. The high sugar content (12-15% Brix) caramelizes beautifully when roasted at high heat. [source]
Seed Harvesting
CulinaryLarge, flat seeds are edible and highly nutritious. Roast them with salt and oil for a crunchy snack rich in zinc, magnesium, and healthy fats. [source]
Storage & Preservation
HouseholdThis variety's excellent keeping quality makes it ideal for long-term storage through winter. Properly cured fruits last 3-6 months, providing fresh produce during off-season. [source]
Nutritional Health Benefits
MedicinalRich in beta-carotene (vitamin A), fiber, potassium, and antioxidants. Regular consumption supports eye health, immune function, and digestive wellness. [source]
Decorative Display
CraftThe attractive tan-colored, bell-shaped fruits serve as beautiful fall and Thanksgiving decorations. Display in bowls, on porches, or as table centerpieces. [source]
This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.
Harvest Tips
Harvest when skin is fully tan and hard (thumbnail cannot puncture); typically 75-90 days from planting. Cut fruit with 2 inches of stem attached using a sharp knife—do not pull. Harvest before first hard frost. Cure in warm (80-85°F), well-ventilated space for 10-14 days to harden skin and heal minor cuts; this extends storage. Store in cool (50-55°F), dark, dry location (attic, basement); properly cured squash keeps 3-6 months.
Fun Facts
- 🌱 Burpee's Butternut was developed by W. Atlee Burpee in 1944 and introduced to American gardeners as an improvement over earlier butternut varieties, quickly becoming one of the most popular winter squash cultivars.
- 🌱 The name 'butternut' refers to both the creamy texture of the cooked flesh and the plant's botanical origin in Central America, where squash and beans were staple crops alongside corn (the 'Three Sisters' agricultural system).
- 🌱 A single mature butternut vine can produce 3-8 fruits depending on growing conditions, and the variety is particularly cold-tolerant for a Cucurbita moschata, maturing reliably even in cooler climates like zone 4.
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