Fourpetal St. John's-wort
Hypericum tetrapetalum
Hypericaceae


Landscape Uses:

Primarily recommended for natural landscapes and habitat restorations. Also wet wildflower gardens.

Ecological Restoration Notes:

Availability:
Grown by enthusiasts.
Description:
Small shrubby wildflower.
Height:
About 2-3 feet in height. Taller than broad.
Growth Rate:
Moderate.
Range:
Georgia south to Miami-Dade and Collier counties.
Habitats:
Pinelands.
Soils:
Wet to moist, seasonally inundated sandy soils, without humus.
Nutritional Requirements:
Moderate; can grow in nutrient poor soils, but needs some organic content to thrive.
Salt Water Tolerance:
Low; does not tolerate flooding by salt or brackish water.
Salt Wind Tolerance:
Low; salt wind may burn the leaves.
Drought Tolerance:
Moderate to low; requires moist to wet soils, but tolerant of short periods of drought once established.
Light Requirements:
Full sun.
Flower Color:
Yellow.
Flower Characteristics:
Semi-showy.
Flowering Season:
All year; peak spring-fall.
Fruit:
Inconspicuous capsule.
Wildlife and Ecology:
Provides some food and cover for wildlife.
Horticultural Notes:
Can be grown from seed. Harvest seed when mature, but before it becomes dried out.
Comments:


Roger L. Hammer
Shirley Denton
Shirley Denton
Shirley Denton