Growing Radishes in Zone 8B

Radishes are the fastest crop in the garden — some varieties are ready in under 30 days.

Zone 8B enjoys a long growing season. You can often get two plantings of cool-season crops (spring and fall).

Top Growing Tips

• Perfect first crop for kids and beginners
• Sow directly — don’t transplant root crops
• Harvest promptly or they become woody and hot
• Great row marker — plant with slow-germinating carrots
• Fall radishes (daikon) are larger and store better

Companion Planting

Good companions: lettuce, peas, beans, cucumbers

Avoid planting near: hyssop

Harvest Timeline

22-30 days (spring varieties), 50-60 days (winter varieties)

About Zone 8B

USDA Hardiness Zone 8B has an average last spring frost around Mar 12 and first fall frost around Nov 18. All planting dates above are calculated from these frost dates. Your specific location may vary — check with your local extension office for the most accurate dates.