Burdock – Chiko

Arctium – Chiko

• Growing Temp 50°F – 75°F

• Days to Maturity 100-120 days

Ease of Cultivation and Culinary Use: Chiko burdock is a versatile Japanese variety renowned for its tender, sweet roots that are perfect for culinary applications. This vegetable is moderately challenging to grow, as it requires a long growing season and well-drained soil to thrive. Chiko burdock is commonly used in soups, stews, and stir-fries, adding a unique earthy flavor and crunchy texture to dishes.

Direct Sowing: For direct sowing, plant Chiko burdock seeds outdoors in early spring as soon as the soil can be worked, ideally when soil temperatures reach around 50°F. Sow the seeds about ½ inch deep and spaced 4-6 inches apart in rows that are 18–24 inches apart. Germination typically takes 10–14 days. Keep the soil consistently moist, but ensure proper drainage to prevent waterlogging. Once the seedlings emerge, thin them to allow ample space for the roots to grow long and healthy.

Early Sowing for Seedlings: To start early, sow Chiko burdock seeds indoors 8–10 weeks before the last expected frost. Use seedling trays filled with quality potting mix, placing 2-3 seeds per cell. Maintain a temperature of 65–75°F to promote germination. Once the seedlings develop their first true leaves and the danger of frost has passed, transplant them into the garden. Space the transplants about 4-6 inches apart in rows that are 18–24 inches apart. Water thoroughly after planting and apply mulch to help retain soil moisture and suppress weeds.

Harvesting: To determine when Chiko burdock is ready for harvest, look for roots that are about 1 inch in diameter and at least 10-12 inches long, typically ready within 100-120 days after sowing. Harvesting can be done in late fall or early winter for the best flavor and texture. Use a garden fork or spade to carefully loosen the soil around the roots before pulling them up to avoid damage. Chiko burdock can be stored in a cool, dry place for several weeks, but it is best enjoyed fresh for maximum flavor.