Description
Hypericum perforatum, or commonly called St. John’s Wort, is a short-lived, shrubby perennial that has lovely, bright yellow flowers and is known as a medicinal herb..St. John's Wort is a 24 inch tall perennial growing in USDA zones 4 - 8..Sow St. John’s Wort seed indoors 6 – 8 weeks before the last expected frost. Or, for areas with a long growing season, start the seed directly outdoors in a prepared seed bed after frost danger has passed..Sowing Rate: 3 - 4 seeds per plant. Press the seed into the soil but do not cover it. Keep seed moist until germination. With a temperature of 60F, germination is usually within 20 days..Space the plant 18 – 24 inches apart. Grow this perennial in full sun to partial shade and in well-draining soil. St. John’s Wort is usually resistant to deer.
