Dark Belle is a compact F1 watermelon hybrid bred for gardeners who want exceptional flavor in a manageable plant. Reaching maturity in just 75 days from transplants, this variety delivers a unique combination of distinctive rind coloring and shape that catches the eye in any garden. Hardy across zones 3 through 11, it thrives in warm conditions and produces fruit that rewards the extra attention to soil moisture and timing. The compact growth habit makes it surprisingly accommodating for gardeners with limited space, while the F1 genetics ensure reliable, vigorous plants from seed to harvest.
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High
3-11
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Moderate
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Dark Belle stands apart through its unique visual character and dependable speed to maturity. The 75-day timeline from transplants means even northern gardeners can count on a full harvest before frost, while the compact growth habit keeps plants manageable without sacrificing yield. Johnny's Selected Seeds describes it as having a distinctive shape, size, and rind color that makes it instantly recognizable, and the F1 genetics promise consistency across the entire crop. Pair this with its ability to thrive across a remarkably wide hardiness range (zones 3 to 11), and you have a hybrid that adapts to almost any regional growing season.
Dark Belle watermelon is grown for fresh consumption, sliced and eaten chilled in summer. The fruit is harvested at full maturity for eating fresh and can be stored short-term to extend the season's enjoyment.
No timeline data available yet for this variety.
Sow seeds indoors in 50-cell plug trays or 2 to 3-inch peat pots in late April, approximately one month before your planned transplant date (no sooner). Plant 2 seeds per cell or pot, pressing them about 0.5 to 1 inch deep. Keep the medium warm at 80 to 90°F (27 to 32°C) until germination occurs. Once seedlings emerge, grow them at 75°F (24°C) and handle young plants carefully, never letting the soil dry out. One week before transplanting, reduce both water and temperature to harden off the seedlings.
After hardening off, transplant outdoors once the weather is frost-free, warm, and settled. Space plants 2 to 3 feet apart in rows 6 to 8 feet apart (72 inches between rows). The variety reaches maturity in 75 days from transplants.
Harvest Dark Belle watermelons at 75 days from transplanting or when they reach full maturity. Look for a waxy appearance on the rind and a hollow sound when you thump the fruit with your knuckles. The melon should slip easily from the vine with a gentle tug when ready; if it resists, it needs more time. Cut the stem with a knife rather than wrenching the fruit from the plant.
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