Sow in late in winter or early spring in cold frame, can be slow to germinate. Work soil deeply and free of debris. Prefers lighter soils like carrots. Can also be started indoors 8 weeks before last frost. Pick out seedlings to individual pots. Carefully weed to enhance root development and not disturb the roots. Pot up smaller divisions in early spring and grow them in lightly shaded area in cold frame, plant them out once they are well established in the summer. Requires abundant moisture in the growing season or roots will be tough. Harvest root after first frost. Lightly mulch to over winter in cold climates. Prefers some shade in hot climates. Soil pH 5.6-8.5. Hardiness zones 5-9. Perennial.
Average 2,240-2,800 seeds per ounce. Usual seed life 1-2 years.
Planting Depth 1/2”
Soil Temp. Germ. 65-70˚F
Days to Germ. 30
Plant Spacing 12”
Row Spacing 18”
Days To Maturity 120-140Part Shade
, Wet Climate