Direct sow March to August every 2-3 weeks to have a continuous supply. Thin to 4–6” when plants are 2” tall. For fall harvest, transplant 9 weeks before first frost, without additional protection. In a hoophouse, you can plant 2-3 weeks later. It is best if there is plenty of moisture and they can grow quickly; otherwise, the flesh becomes overly tough and pungent. Sown in spring or later summer when days are shorter. Daikons are brittle, fork and lift roots carefully. Cut tops 2" above crowns, wash, and refrigerate. Stores for 6 to 10 weeks refrigerated. Soil pH 5.6-7.0. Hardiness zones 3. Annual.
Days from maturity calculated from the date of seeding. Average 2,240 seeds per ounce. Federal germination standard: 75%. Usual seed life: 5 years. Isolation distance for seed saving: 1/2 mile.
Planting Depth
1/4-1/2”Soil Temp. Germ.
45-80˚FDays to Germ.
4-11Plant Spacing
1”Row Spacing
8-12”Days To Maturity
50Full Shade,
Moist Well Drained