Hypericum prolificum

Shrubby St. Johns Wort, Hypericum prolificum

You can use Shrubby St Johns Wort in your landscape as a hedge, in a mass, and/or to stabilize embankments, or as part of a border. However you use it, you will be delighted by its blooms and all-season interest.

USES: Many Native American tribes used Hypericum prolificum to treat sores, fever, gastrointestinal issues, nosebleeds and snakebite. It was also said to treat ulcers, cancer and insomnia. Ancient Greeks were said to wave a sprig of Hypericum to ward off evil. There are lots of superstitions about this plant.

It contains several chemicals, including hypericin, hyperforin, and flavonoids. Researchers aren’t exactly sure how St. John’s wort works. Some have suggested that the herb acts similar to an SSRI, increasing the availability of the brain chemicals serotonin, dopamine, and norepinephrine.

SPECS: Genus: Hypericum ; Species: Prolificum; Plant Type: Shrub; Life Cycle: Perennial; Sun Exposure: Full Sun, Part Sun, Part Shade; Soil Moisture: Wet, Medium Wet, Mesic (middle), Medium Dry, Dry, Well Drained; Height: 4′ — 5′; Spread: 4′; Plant Spacing: 2′; Bloom Time: June — August; Bloom Color: Green, Yellow; Advantages: Erosion control, Low maintenance; USDA Zone: 3 — 8; Attracts: Bumblebees, Butterflies, Potter wasps, Syrphid flies; Tolerant: Deer, Drought, Rabbits, Rocky soil, Salt, Wet soils; Plant Community: Companion & understudy plants include: Hypericum prolificum with Aster oblongifolius, Hibiscus moscheutos, Monarda fistulosa, Panicum virgatum, Rudbeckia hirta or Silphium perfoliatum.;