Friday, May 13, 2011

How to Grow St. John's Wort






St John’s Wort (Hypericum perforatum) is a perennial (zones 4-9) native to Europe but naturalized (and quite a pest) in places as far flung as Canada, South Africa, California, Colorado, Arizona and Australia. It likes sun (but will tolerate partial shade) and thrives in poor soil. Plants grow to about three feet and produce lots of bright, yellow flowers in summer. If you hold the small

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