How to Grow Long Island Cheese Squash
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Long Island Cheese Squash
Cucurbita moschata
vegetableLong Island Cheese is a winter squash variety prized for its dense, sweet, orange flesh and distinctive pumpkin-like ridged shape. Named for its resemblance to a wheel of cheese, this heirloom variety produces medium-sized fruits (3-5 lbs) with excellent storage capabilities and rich, buttery flavor ideal for roasting and cooking.
When should you plant Long Island Cheese Squash in your zone?
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Example Long Island Cheese Squash timeline · Pittsburgh, PA (Zone 6b)
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Plant Long Island Cheese Squash
Around Apr 17Near Pittsburgh's average last spring frost.
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Tend & protect
Late spring–summerWatering, feeding, and pest-watch reminders.
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Harvest Long Island Cheese Squash
Around Jul 26≈ 100 days after planting
Sample dates for Pittsburgh, PA. Sign up to get exact Long Island Cheese Squash dates for your own zip code.
Growing Conditions
Soil
Growing Zones
Find your zone →Thrives in zones 4-9; best in zones 5-8
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Get my Long Island Cheese Squash timeline →Growth Stages
Seedling
7-10 daysCotyledons emerge, followed by first true leaves. Plant develops sturdy stem with 2-3 leaves.
Keep soil warm and consistently moist. Thin seedlings to strongest plant if direct seeding. Provide strong light to prevent leggy growth.
Vegetative
35-45 daysVigorous vine growth with multiple lateral runners. Plants develop large lobed leaves and establish extensive root system.
Provide sturdy support or allow vines to sprawl. Mulch around plants to retain moisture and suppress weeds. Apply balanced fertilizer every 2-3 weeks.
Flowering
15-20 daysLarge yellow flowers appear on the vines; male flowers appear first, followed by female flowers with visible immature fruit behind the bloom.
Ensure adequate pollination by attracting bees or hand-pollinating. Reduce nitrogen fertilizer to encourage fruiting. Maintain consistent watering.
Fruit Development
40-50 daysYoung fruits rapidly expand, developing the characteristic ridged, round shape and tan-orange color. Fruits grow to 3-5 lbs.
Remove competing vines if space is limited. Provide well-draining soil to prevent rot. Reduce watering slightly once fruits are established to increase sugar concentration.
Maturity & Harvest
10-14 days before harvest windowSkin hardens and deepens in color to tan-beige. Vines begin to die back naturally. Stem connecting fruit to vine becomes woody.
Stop watering 2 weeks before harvest to cure the skin. Leave fruits on vine as long as possible before first frost. Cure harvested squash in warm, well-ventilated space for 10-14 days before storage.
Companion Planting
Plan your garden →Plant with:
Avoid planting near:
Common Pests
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Wrap base of vines with aluminum foil or row covers. Use neem oil sprays. Plant later in season to avoid peak emergence. Inject Bt (Bacillus thuringiensis) into stems if infestation occurs.
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Hand-pick adults and egg clusters (bright yellow eggs on leaf undersides). Use insecticidal soap. Deploy reflective mulches. Companion plant with nasturtium as trap crop.
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Use floating row covers until flowering. Apply neem oil or spinosad. Trap under yellow sticky traps. Remove infected plants immediately.
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Ensure good air circulation and avoid overhead watering. Spray with sulfur or potassium bicarbonate. Remove heavily infected leaves. Apply milk spray (1 part milk to 9 parts water).
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Improve air flow with strategic pruning. Avoid overhead irrigation. Use copper or sulfur fungicides. Remove affected foliage promptly.
Uses
Roasting and baking
CulinaryThe dense, sweet flesh is ideal for roasting, pureeing into soups, or baking in pies. Its rich, buttery flavor and low water content make it superior to many modern squash varieties for cooking applications. [source]
Storage and preservation
CulinaryLong Island Cheese squash excels in long-term storage when properly cured, making it excellent for fall and winter use. The thick skin protects the fruit and extends shelf life by months. [source]
Decorative harvest displays
HouseholdThe distinctive cheese-wheel shape and attractive tan color make it popular for autumn decorations and fall table arrangements, lasting longer than most squash varieties. [source]
Nutritional benefits
MedicinalRich in beta-carotene, vitamin C, and potassium with high antioxidant content. The dense flesh provides sustained nutritional value across months of storage. [source]
Pollinator attraction
WildlifeLarge yellow flowers attract bees and native pollinators, providing important nectar and pollen sources during mid-to-late summer when other forage may be scarce. [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 hardened and has changed from green to tan-beige, typically in late September to October before the first frost. Cut fruit from vine with 2-3 inches of stem attached using a sharp knife. Cure freshly harvested squash in a warm (70-75°F), well-ventilated area for 10-14 days to harden the skin further. Properly cured squash stores 2-3 months in a cool (50-60°F), dry location.
Fun Facts
- 🌱 Long Island Cheese squash is a heritage variety with origins tracing to Long Island, New York, where it has been grown since the 1800s and remains a regional specialty.
- 🌱 The distinctive ridged, flattened shape resembles a wheel of aged cheese, giving the variety its memorable name and making it one of the most recognizable squash varieties among heirloom gardeners.
- 🌱 Unlike summer squash, Long Island Cheese and other winter squash develop a hard outer rind that can withstand several months of storage in cool conditions, making it one of the best-keeping vegetable varieties for home gardeners.
Gardening Terms
New to gardening? Learn about terms used in this guide:
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