Daikon

Family: Brassicaceae Root Vegetable

Silky and crisp from the first bite, Daikon Radish forms long, tapered roots with a clean, bright bite and a gently sweet finish.

The flesh stays tender and juicy, ideal for slicing into refreshing rounds or grating into bold, aromatic sauces and quick pickles—its mild character shines without turning harsh. Grow this 50-day favorite for a satisfying harvest that looks as elegant as it tastes, from garden to table.

Light: Full SunMaturity: 50 DaysHabit: Taproot

Planting schedules and alerts are optimized for Columbus (Zone 6b).

Crop Dates

Milestone	Date
Start Indoors	Direct Sow
Last Frost	Apr 25th
Transplant / Sow Outdoors	Apr 25th
Harvest Begins	Jun 14th
Harvest Ends	Oct 16th

Crop Details

Trait	Value
Days to Maturity	50
Sun Requirements	Full Sun
Growth Habit	Taproot
Support Needed	None
Planting Depth	Normal
Germination Temp (°F)	70
Min Soil Temp (°F)	45
Min Night Temp (°F)	40
Harden Off (days)	Not Required

Culinary Notes

Chef's Note

This daikon is built for that first-bite snap—juicy and mild enough to eat raw, but still assertive when it’s grated and marinated. Use it to cut through salty, fatty flavors (sesame, miso, chili) where its clean bite won’t collapse into mush.

Best Uses

shaved or sliced rounds under soy-based dressings
grated daikon for quick kimchi-style or vinegar pickles
grated into noodle bowls to cool and sharpen rich broth
shred for crunchy slaws with creamy sesame dressing

Flavor Profile

crisp, watery crunch clean, bright radish bite with mild sweetness tender, juicy flesh that grates easily subtly peppery finish without harshness

Kitchen Pairings

soy sauce rice vinegar sesame oil chili crisp miso ginger

Frequently Asked Questions

What pest or disease most commonly affects daikon (Raphanus sativus), and what should I do?

Clubroot (a soil-borne disease) is a frequent problem for Brassicaceae, causing swollen, distorted roots and stunted growth. Improve drainage and avoid replanting radish/Brassicaceae in the same bed; if clubroot is suspected, pull and discard infected plants and amend with lime per local soil-test recommendations to raise soil pH. For pests, watch for flea beetles that create small shot holes in young leaves—use row cover until plants are established and control with insecticidal soap as needed.

How often should I water daikon during the main growing phase to keep roots tender?

During active root bulking (roughly weeks 3–7), keep the soil consistently moist but not waterlogged—aim for an even dampness across the full root depth. In warm weather this often means watering about 1–2 times per week, increasing frequency when the top few inches dry out quickly. Uneven moisture can lead to woody roots and splitting, so water steadily rather than letting the bed dry then soaking.

How can I tell when daikon (Raphanus sativus) is ready to harvest?

Start checking at about 50 days from sowing: harvest when the roots are clearly enlarged and reach the size your variety is typically grown to. The tops should look sturdy, and the root should feel firm when gently pulled or pressed around the shoulder of the plant. Don’t wait until the root gets overgrown—if the root is thickening past your target size, quality can drop and bitterness increases.