SproutSmart
SproutSmart™ Intelligent Garden Sowing

Kuroda

Family: Apiaceae Root Vegetable

Planting Schedule

Provide your location or planting zone to unlock dates and add Kuroda to a garden.

Sink your senses into Kuroda’s rich, earthy sweetness—an inviting carrot that matures in about 75 days to a deep, true orange root with a classic Danvers taper.

The flesh is crisp and finely grained, holding a satisfying snap whether you enjoy it straight from the garden or turn it into vibrant, silky preparations. Kuroda’s dependable shape and clean, uniform roots make it a standout for fresh use, roasting, and bold sauces alike.

Light: Full SunMaturity: 75 DaysHabit: Taproot

Botanical illustration of Kuroda

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Kuroda Planting Dates by USDA Zone

Estimated US hardiness-zone windows for sow, transplant, and harvest. Enter a US ZIP above for exact local dates, or open a zone below.

Zone Start Indoors Sow / Transplant Harvest
Zone 1a Protected Environment Only
Zone 1b Protected Environment Only
Zone 2a Direct Sow May 25th Aug 8th – Aug 29th
Zone 2b Direct Sow May 15th Jul 29th – Aug 25th
Zone 3a Direct Sow May 15th Jul 29th – Sep 1st
Zone 3b Direct Sow May 19th Aug 2nd – Sep 21st
Zone 4a Direct Sow May 15th Jul 29th – Sep 24th
Zone 4b Direct Sow May 13th Jul 27th – Sep 27th
Zone 5a Direct Sow May 8th Jul 22nd – Sep 30th
Zone 5b Direct Sow May 4th Jul 18th – Oct 5th
Zone 6a Direct Sow May 1st Jul 15th – Oct 10th
Zone 6b Direct Sow Apr 25th Jul 9th – Oct 16th
Zone 7a Direct Sow Apr 20th Jul 4th – Oct 20th
Zone 7b Direct Sow Apr 10th Jun 24th – Oct 28th
Zone 8a Direct Sow Apr 1st Jun 15th – Nov 5th
Zone 8b Direct Sow Mar 23rd Jun 6th – Nov 12th
Zone 9a Direct Sow Mar 6th May 20th – Nov 26th
Zone 9b Direct Sow Feb 9th Apr 25th – Dec 9th
Zone 10a — Oct 1st Dec 15th – Feb 28th
Zone 10b — Oct 1st Dec 15th – Feb 28th
Zone 11a — Oct 1st Dec 15th – Feb 28th
Zone 11b — Oct 1st Dec 15th – Feb 28th
Zone 12a — Oct 1st Dec 15th – Feb 28th
Zone 12b — Oct 1st Dec 15th – Feb 28th
Zone 13a — Oct 1st Dec 15th – Feb 28th
Zone 13b — Oct 1st Dec 15th – Feb 28th

Crop Details

TraitValue
Days to Maturity75
Sun RequirementsFull SunFull sun
Growth HabitTaproot
Support NeededNone
Planting DepthNormal
Germination Temp (°F)60
Min Soil Temp (°F)50
Min Night Temp (°F)35
Harden Off (days)Not Required

Culinary Notes


Chef's Note

Kuroda’s finely grained crunch gives you that unmistakable carrot snap even after heat, so it stays pleasant in roasts and purees rather than turning woolly. Use the sweetness to your advantage—roast for caramel edges or blend for a thick, spoonable puree that plays especially well with gingery warmth and rich fats.

Best Uses

  • raw ribbon salads with assertive vinaigrette
  • roasting until caramelized at the edges for maximum snap
  • silky purees and velvety soups that hold body without tasting starchy
  • bold carrot-forward sauces (glaze or reduced pan sauce)

Flavor Profile

rich earthy sweetness crisp, finely grained snap clean, true orange carrot flavor

Kitchen Pairings

ginger cumin butter orange zest goat cheese chicken or duck

Frequently Asked Questions


What pest or disease commonly affects Raphanus sativus (radish) “Kuroda,” and how can I fix it?
Watch for flea beetles on young radish leaves; they create small shot-holes and can stunt growth. Cover beds with a floating row cover once seeds are sown and remove it only after seedlings establish, and avoid letting weeds host pests. If you see leaf spots or mildew, remove affected foliage immediately and improve airflow between plants because tight, damp conditions in Brassicaceae increase fungal problems.
How often should I water Raphanus sativus “Kuroda” during the main growing phase?
During the main root-filling period (roughly weeks 3–7), keep the soil evenly moist but not soggy—aim for about 1 inch (2.5 cm) of water per week, split into 1–2 deep waterings. If the soil dries out between waterings, radishes can become pithy or woody; if it stays waterlogged, roots may rot. Check moisture 1–2 inches down and water when it feels just barely dry at that depth.
How do I tell when “Kuroda” radishes are ready to harvest?
Start checking around day 60–75, because Raphanus sativus typically develops usable roots in this window. Harvest when the root is noticeably sized for your bed spacing and the top shoulders are well-formed; gently pull one to confirm the root feels firm and crisp. If you wait too long, Brassicaceae radishes tend to become tough and can bolt, so harvest promptly once they reach the size you want.