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Spaghetti Squash is a fascinating winter squash whose cooked flesh separates into long, pale-yellow strands resembling spaghetti — a low-carb pasta alternative that has made it one of the most popular health-conscious vegetables in home gardens. Growing on vigorous vines in zones 3–9, it matures in 75–100 days and produces oval, cream-to-yellow fruits weighing 4–8 lbs. The mild, slightly sweet flavor pairs with virtually any sauce or topping. Unlike many squashes that require extensive storage curing, spaghetti squash keeps 3–5 months in a cool, dry location. Each vine typically produces 4–5 fruits — making it exceptionally productive per plant. The seeds are also edible, roasted like pumpkin seeds.
Start spaghetti squash indoors 3–4 weeks before last frost or direct sow in warm soil (65°F+). Plant in full sun in fertile, well-drained soil amended with compost. Space hills 4–6 feet apart. Water deeply and consistently during vine growth; reduce irrigation as fruits mature to concentrate flavor. Apply a balanced fertilizer at planting and a phosphorus-potassium side dressing after fruit sets. Harvest when the skin turns from cream-green to fully yellow and resists fingernail puncture — usually late summer to early fall. A properly ripe spaghetti squash sounds hollow when tapped. Cure at room temperature for 1–2 weeks after harvest to harden the skin for long storage. Store in a cool (50–55°F), dry location for up to 5 months. Each vine typically yields 4–5 fruits with adequate spacing and nutrition.
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