Saint Johnswort Seed

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Saint Johnswort Seed

Popular medicinal with balsam-scented leaves and clusters of yellow flowers with a lemon scent.

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 Packet (0.05g, 516 seeds) $2.95  Qty:

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(Hypericum perforatum)

A woody-stemmed herb with balsam-scented leaves and clusters of yellow, lemon-scented flowers. Medicinal: Harvest flowers shortly after the plant comes into bloom. Olive oil extracts of the flowers impart a red color to the oil. Anti-inflammatory, anti-viral, anti-depressive. Many other uses for this multi-faceted herb.


Lifecycle:2    (0: N/A, 1: annual, 2: perennial, 3: biennial)
Height:12 to 24
Diameter:8 to 12' or larger
Container Planting:no

Cultural Requirements:

USDA Zones:3 to 8
Propagation / Germination:For best germination stratify 6 weeks then grow on at 70 degrees F. Germinates in 7 to 10 days. Transplant or direct sow in early spring or late fall to satisfy the stratification requirement. Some seed germinates without stratification. Slow growing at first.
Spacing:transplant or thin to 9 to 12
Sun:Full sun or light shade
Pests and Diseases:No diseases noted. The Klamath weed beetle was intentionally released to control the plant in some western states. For this reason we cannot ship seed to CA, CO, ID, HI, MT, ND, NV, OR, or WA. In Virginia we have have only seen the beetle once, and the plant has never been weedy here.

Garden Medicinals offers over 220 varieties of medicinal and culinary herb seeds, roots, and select heirloom vegetable and ethnic flower seed. All seeds are non-gmo, open-pollinated and untreated. Most seeds are naturally grown and a few are certified organic. Our vegetable seeds do especially well in hot, humid climates where vegetable production can be difficult. Our herb selection also includes dormant root stock of ginger, ginseng, goldenseal, black cohosh, false unicorn, and wild yam.

Note: Medicinal uses of herbs mentioned in our store are not intended nor implied to be a substitute for professional medical advice. Please see a qualified medical practitioner for diagnosis if you have a health problem.

Garden Medicinals and Culinaries: Preservation through Propagation