Growing Radishes in Zone 5A

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

Zone 5A has a moderate growing season. Most crops do well here with proper timing around frost dates.

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 5A

USDA Hardiness Zone 5A has an average last spring frost around Apr 25 and first fall frost around Oct 8. 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.