VegetableRadish
Hybrid Hot Radish
Hybrid Hot Radish is an award-winning daikon variety that delivers serious heat in a strikingly beautiful package. Deep pink skin that softens to white toward the core, these cylindrical radishes reach about 6 inches long and mature in 60 to 70 days, making them a quick payoff for cool-season gardeners in zones 3 through 10. What sets them apart is their exceptionally low water content, which concentrates their flavor into an intense, sharp spiciness that goes well beyond ordinary radish kick. The bonus: striking deep purple foliage that looks almost as good in the garden as the roots taste on the plate.
Photo © True Leaf Market
Growing Conditions
USDA Zone
3-10
Sunlight
Full Sun
Water
Moderate
Soil
Well-drained, Loose, Fertile Loam
Growth Stats
12 in
Height
Spacing
4
Plant Profile
Sunlight
Full Sun
Water
Moderate
Zones
3-10
Size
12in H x ?in W
Growth
—
Care
Moderate
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Highlights
Award-winning Karaine hot radishes earn their reputation through the perfect storm of looks and flavor. The contrast between deep pink skin and white core makes them visually arresting in any garden bed, while their lower moisture content creates an unusually potent spicy punch that lingers on the palate. These hybrids were bred to deliver maximum heat without sacrificing the crisp texture home gardeners expect, and the deep purple tops add ornamental interest throughout the growing season.
Common Uses
Hot radishes shine in raw preparations where their spicy bite and crisp texture take center stage. Slice them thin for salads, serve them with salt as a palate-cleansing side, or incorporate them into slaws where their heat complements rich or fatty dishes. Their low water content makes them less likely to become mushy than standard radishes, so they hold their texture and punch through storage and preparation.
Growing Timeline
No timeline data available yet for this variety.
Care Instructions
Direct Sow
Direct sow seeds into cool-season garden beds as soon as soil can be worked in spring, or in late summer for a fall crop. These annuals germinate best in cool conditions and should be sown roughly 4 weeks before the last spring frost or 8 to 10 weeks before the first fall frost.
Harvesting
Harvest when roots reach approximately 6 inches in length, typically 60 to 70 days after sowing. The roots are ready when the pink skin has developed its characteristic color and the radish feels firm when gently squeezed. Pull them from the soil by grasping at the crown and tugging steadily; they should release cleanly from loose, well-prepared beds. Harvest before they become overly large, as oversized roots may develop woody texture or hollow centers. The edible tops can be harvested along with the roots or trimmed off beforehand.
Growing Calendar
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Companion Planting
Ecology & Traits
Edible
Scientific Classification
Raphanus sativus
Family
Brassicaceae
Genus
Raphanus
Native Status
L48 (I)AK (I)HI (I)PR (I)CAN (I)GL (I)
History & Origin
“The Karaine hot radish represents modern hybrid breeding aimed at amplifying the natural heat and flavor intensity of daikon varieties. By selectively crossing parent lines for reduced water content and heightened pungency, breeders created a radish that breaks from the mild, watery profile many gardeners associate with spring radishes. These award-winning hybrids now circulate through seed catalogs as a go-to choice for gardeners seeking intensity and novelty in their cool-season crops.”