Heading Radicchio
Bel Fiore Radicchio is an open-pollinated Italian variety prized for its spotted, round heads and reliable production across seasons. This cool-weather crop reaches harvest maturity in just 52 days, making it one of the faster radicchio varieties available to North American gardeners. The name itself, bel fiore, meaning 'beautiful flower', hints at the ornamental quality of its distinctive speckled heads, which add visual interest to both garden and plate.
12-18 inches apart
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3-10
?in H x ?in W
Annual
Moderate
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What sets Bel Fiore apart is its combination of speed and visual charm. The spotted, round heads are a departure from traditional deep-red radicchio, offering a more delicate appearance while maintaining the crop's signature bitter edge. At 52 days to harvest, this variety rewards patient cool-season gardeners with relatively quick turnaround, and its open-pollinated genetics mean you can save seed from your best plants year after year. The variety's suitability for year-round harvest in appropriate climates makes it a practical choice for succession planting strategies.
Bel Fiore radicchio is used primarily as a raw ingredient in salads, where its distinctive spotted appearance and bitter flavor provide both visual contrast and palate complexity. The leaves can also be grilled, sautéed, or roasted to mellow the bitterness and bring out subtle sweetness. In Italian cuisine especially, radicchio serves as a signature ingredient in risottos, pasta dishes, and composed salads where its character becomes part of the dish's identity.
Sow seeds indoors in flats at a rate of 4 seeds per inch, or use 3/4-inch plug trays, barely covering seeds with fine vermiculite. Germination requires cool conditions—keep soil temperatures below 75°F (24°C) by shading flats on warm, sunny days if necessary. Start seeds 3–4 weeks before your planned outdoor transplanting date. About 2 weeks after germination, transplant seedlings 1–2 inches apart into larger flats, pots, or cell-type containers. Harden seedlings by gradually reducing water and temperature for 2–3 days before moving them outdoors.
Transplant hardened seedlings outdoors as soon as soil can be worked in spring, or in mid to late summer for fall crops. Space plants to allow adequate room for head development—follow spacing recommendations based on your intended head size. Properly hardened transplants are cold-tolerant and can survive light frosts, so don't wait for warm soil.
Harvest Bel Fiore radicchio at 52 days from transplanting, or when heads reach firm, full size. Cut heads at the base with a sharp knife, leaving the root in the ground if you want regrowth for secondary harvests. The spotted appearance is your visual confirmation that the variety is expressing true to type. In cool climates, harvest before the first hard freeze, though the variety's hardiness means you can often extend the season into early winter.
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