Direct sow thinly in Fall or very early Spring, likes moist ground or stream edges. Start indoor 10-12 weeks before last frost, plant out after frost. If does not germinate in 3-4 weeks, cold stratify for 2-4 weeks and bring back indoors. The growth of stinging nettle is an indicator of high soil fertility and soil disturbance. Nettle contain nitrogen, are a compost activator stimulating humus creation, can be used as a liquid fertilizer supplying magnesium, sulfur and iron, and attract beneficial insects. Flowers are dioecious, only one sex is to be found on a plant so both male and female plants must be grown to save seed. Plants may spread. Surface sow, press into soil, do not cover. Soil pH 5.6-7.8. Hardiness zones 3-10. Perennial.
Days from maturity calculated from the date of seeding. Average 180,000 seeds per ounce. There are no Federal germination standards for commercially sold herb seeds. Usual seed life 6-8 years.
Planting Depth surface
Soil Temp. Germ. 60-70˚F
Days to Germ. 10-21
Plant Spacing 8-12”
Row Spacing 3-4’
Days To Maturity 90-110Part Shade
, Moist Well Drained