Virginia marsh St. John's-wort
Triadenum virginicum
Hypericaceae


Landscape Uses:

Primarily recommended for natural landscapes and habitat restorations.

Ecological Restoration Notes:

Availability:
Grown by enthusiasts and occasionally by native plant nurseries.
Description:
Medium herbaceous wildlfower.
Height:
About 1-2 feet in height. Taller than broad.
Growth Rate:
Moderate.
Range:
Eastern and central North America west to Texas and Oklahoma and south to Palm Beach, Highlands and Manatee counties.
Habitats:
Swamps.
Soils:
Wet to moist, moderately well-drained to poorly-drained organic soils.
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:
Low; requires moist to wet soils and is intolerant of long periods of drought.
Light Requirements:
Light shade.
Flower Color:
Purplish
Flower Characteristics:
Inconspicuous.
Flowering Season:
Summer.
Fruit:
Inconspicuous capsule.
Wildlife and Ecology:
Horticultural Notes:
Comments:


Shirley Denton