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2024 Seed Catalog

Topas St. John's Wort



St. John's Wort Seeds

Hypericum perforatum

Topas is an improved St. John's Wort with higher (.5%) levels of the active ingredient hypericin, used to treat insomnia and depression. The small, shrubby plants grow to 2 ft. tall, are covered in bright-yellow, ¾-1 in. flowers from early to midsummer.

St. John's Wort seeds cannot ship to CA and HI
500 seeds - $3.49

Growing Topas St. John's Wort Seeds

Bee introduces how to plant

Sow St. John's wort seeds thinly in cell packs or flats, using a packaged sterile seed starting mix. Barely cover and press firm. Kept at 60° F., germination averages 10-20 days. Transplant into the garden 24 in. apart in full to part sun. Will tolerate drought once established, but looks better with occasional to regular summer water.

Shipping Information

U.S. Shipping Rates

Free shipping on U.S. orders over $60.00.
Free priority shipping on U.S. orders over $150.00.

Standard U.S. shipping is $5.99.
Priority U.S. shipping is $9.99.

International Shipping Rates

Shipping to Canada is $13.99.
International shipping to all other countries is $15.99.

Satisfaction Guarantee

We guarantee all the seeds we sell for one full year from the date of purchase. If you are unsatisfied with any seeds purchased from Swallowtail Garden Seeds, we will issue a refund. For customers in the U.S., we can send one-time replacements or issue a refund.

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