Watermelon
Common Name:
Watermelon
Scientific Name: Citrullis lanatus
USDA Hardiness Zones: N/A (annual)
Approximate number of seeds per gram (ounce) : 10 to 20 (300
to 600)
Sun: full sun
Water: keep soil moderately moist during germination and water
regularly. Watering is particularly important from the time of fruit formation until fruits are
half-sized.
Soil: sow at 1 inch deep in well-drained, very
fertile, loam soil.
Temperature: 25 to 30 degrees Celsius (77 to 86 degrees
Fahrenheit) for germination
Spacing: 12 to 24 inches apart and in
rows 5 to 6 feet apart
Germination Time: generally 7 to 10
days
Watermelon originates from Africa and is believed to have been
cultivated as early as the second millenium BC. In warmer climates, watermelons may be direct seeded,
but shorter growing seasons will require starting indoors. Avoid night temperatures below 55 degrees
Fahrenheit (13 Celsius) Harvest when the curled tendril at the stem dries and turns
brown.
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