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Plants/Shrub/Shrubby St. John’s wort

Shrubby St. John’s wort

Hypericum prolificumHypericaceae

Photo: Michael J. Papay, some rights reserved (CC BY), uploaded by Michael J. Papay via iNaturalist

Quick facts

Type: Shrub. Perennial
Height: 2 to 5 ft
Blooms: July to September
Flower: Yellow
Sun: Full sun
Soil: Medium
Good for: Pollinators

Where to buy seed

Sources: ONPS, Oklahoma Native Plants for Landscaping; iNaturalist; USDA PLANTS; Wild Things Nursery plant list, 2024 (Marilyn Stewart).

Oklahoma Native
Plant Society

The purpose of the Oklahoma Native Plant Society is to encourage the study, protection, propagation, appreciation and use of Oklahoma’s native plants.

P.O. Box 14274
Tulsa, OK 74159-1274
ONPSinfo@gmail.com

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© 2026 Oklahoma Native Plant Society. Founded in Tulsa in 1986. A 501(c)(3) nonprofit, EIN 73-1318037.Photos by ONPS members