Sakurajima Giant Radish, Heirloom Seeds

Sakurajima Giant Radish, Heirloom Seeds — The Largest Radish in the World, From Southern Japan

Sakurajima (Raphanus sativus) is the largest radish in the world — a traditional variety grown in the Sakurajima region of southern Japan, producing large, round, white roots with a basketball-like shape that average 5–10 pounds and have been known to reach up to 100 pounds. Sweet, mild flavor makes Sakurajima excellent for pickling and cooking. Best harvested when roots reach about 10 inches in diameter for peak flavor and texture. A genuinely extraordinary heirloom for adventurous gardeners and anyone who wants to grow something truly remarkable. 80 days.

Why Grow Sakurajima Giant?

• The largest radish in the world — averages 5–10 lbs, can reach 100 lbs
• Basketball-like round shape — a genuinely extraordinary garden spectacle
• Sweet, mild flavor — excellent for pickling and cooking
• Traditional Japanese heirloom — grown in the Sakurajima region of southern Japan
• Best at 10-inch diameter — peak flavor and texture at harvest size
• Open-pollinated heirloom — save seed year after year

Growing Notes

Direct sow in late summer for fall harvest. Sow seeds ½ inch deep in deep, loose, fertile, well-draining soil. Thin to 12–18 inches apart — these roots need room to develop. Full sun. Water consistently and deeply. Harvest at 80 days when roots reach about 10 inches in diameter.

Days to maturity: 80 days
Root size: 5–10 lbs average (up to 100 lbs), round
Packet size: 1.6 g / 100+ seeds
Type: Heirloom, Open-Pollinated, Annual
Spacing: 12–18 inches
Sun: Full sun
USDA Zones: 3–12