Spotted St. Johnswort

Hypericum punctatum

Spotted St. Johnswort

USGS Bee Inventory and Monitoring Lab from Beltsville, Maryland, USA

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Hypericaceae
Genus:
Hypericum
Species:
Hypericum punctatum

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
3-4 ft
Light Requirements:
Part Shade
Drought Tolerance:
Medium
Bloom Months:
may, jun, jul, aug, sep
Bloom Colors:
Yellow

Native Range

United States: Alabama, Arkansas, Connecticut, District of Columbia, Delaware, Florida, Georgia, Iowa, Illinois, Indiana, Kansas, Kentucky, Louisiana, Massachusetts, Maryland, Maine, Michigan, Minnesota, Missouri, Mississippi, North Carolina, Nebraska, New Hampshire, New Jersey, New York, Ohio, Oklahoma, Pennsylvania, Rhode Island, South Carolina, Tennessee, Texas, Virginia, Vermont, Wisconsin, West Virginia, Canada: Nova Scotia, Ontario, Quebec

Keystone Species Ranking

Caterpillar Keystone:
★★★☆☆ Based on number of butterfly and moth species using this genus as host plant (Source: National Wildlife Federation)

Host Plant for Caterpillars

Agonopterix lythrella, Caloptilia hypericella

Reported Fauna Sightings

Bees: Common eastern bumble bee (Bombus impatiens), Common eastern bumble bee (Bombus impatiens)

Soil Requirements

Soil Type:
moist, well-drained loamy soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
good drainage required
Moisture:
consistently moist
Notes:
prefers open woodlands and meadows