Shrubby St. John’s Wort (Hypericum prolificum)
Estimated Height at Pickup: 1-2’, 3 gal
An adaptable, fast growing shrub with showy yellow blooms! A prime candidate for short hedges and erosion control, even in poor soils. Flowers are bright against the dark green foliage, and fall color varies from yellow to red.
Pollination: Likely self pollinating.
Light: Full Sun, Part Sun/Shade
Soil Moisture: Wet Mesic, Mesic, Dry Mesic
Soil Type: Adaptable
Height: 2’-4’
Width: 2’-4’
Bloom Color: Yellow
Bloom Time: June-Aug
Fruit: Black seeds in oblong seed pods mature in fall.
Fall Color: Yellow, Orange, Red
Root Type: Branching
Notable Wildlife Interactions: Flowers attract bees and flies. Hosts the gray hairstreak butterfly, moths such as the wavy-lined emerald, some leafhoppers and smaller insects. Generally avoided by mammalian herbivores.
Notes: Prune in early spring. Tolerates seasonal flooding. Reseeds readily on open ground.