Purple Cauliflower
Where to buy seeds
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Graffiti Cauliflower is a rare hybrid that transforms the humble cauliflower into edible art. Its dramatic purple florets with white marbling create a head-turning presence in any garden or market stand. Maturing in 80 days (though some sources report up to 89), this vigorous grower produces tender, mild-flavored heads in hardiness zones 3 through 10, thriving on full sun and modest water. The contrast between its deep purple exterior and creamy interior makes it as stunning on the plate as in the garden.
Full Sun
Low
3-10
?in H x ?in W
Perennial
High
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The real draw here is the visual spectacle: purple florets with bold white striping that look almost hand-painted. Beyond the show-stopping appearance, it delivers genuine eating quality, with a tender texture and gentle cauliflower flavor that works beautifully raw or cooked. Upright plants with excellent head protection mean you'll get those perfect, dense 6 to 8-inch heads without constant fussing, while the hybrid vigor ensures reliable production even for newer gardeners.
Graffiti shines brightest when you want to make people stop and look. Slice it raw into crudités, steam it whole as a dramatic centerpiece, or roast it to bring out deeper, almost nutty undertones in that mild flavor. Its tender texture and low-carb profile make it an excellent substitute for mashed potatoes when steamed and mashed. The striking purple color holds reasonably well through light cooking, though it will fade with prolonged heat, so quick cooking methods preserve both nutrition and visual appeal.
Start seeds indoors 4 to 6 weeks before your transplant date. Maintain soil temperature between 65 and 75°F for best germination. Seedlings prefer cooler conditions around 55°F to grow stocky and strong. Harden off transplants over 7 to 10 days before moving them outside.
Transplant after hardening off, spacing plants 12 to 18 inches apart with 18 inches between rows. Timing depends on your zone: in zones 3 to 5, transplant after the last spring frost for a summer crop, or in late July for fall harvest. In milder zones (8 to 10), fall and winter planting windows are more reliable. Ensure soil temperature is at least 50°F at planting.
Harvest when heads are tight and dense, typically 6 to 8 inches in diameter. Check heads regularly as they approach maturity around day 80. Cut with a sharp, clean knife, leaving several outer leaves around the head for protection during handling. Watch for signs of over-maturity: florets that begin to separate and a coarse, ricey appearance signal the head is past peak quality. Remove any heads that have started to open, even if undersized, as they won't improve.
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“While the catalog sources don't provide detailed breeding history, Graffiti represents the modern intersection of heirloom color genetics and hybrid vigor breeding. Its purple pigmentation likely draws from traditional purple cauliflower lines, now stabilized and crossed to create a uniform, market-ready hybrid. This is cauliflower bred specifically for visual impact, evidence of how modern vegetable breeding responds to what shoppers and home gardeners actually want: food that's as beautiful as it is nourishing.”