Botanical Name: Hypericum ascyron
Season of bloom: Summer
Growing Conditions: Full sun to part sun. Moist soil.
Wildlife benefits: Constantly a-buzz with large and small bumblebees. The caterpillars of the Gray Hairstreak butterfly feed on the developing capsules and seeds.
From Ottawa Valley or eastern Ontario sources:
Remarks: Flowers last only a day, but many buds mean plant is in bloom for several weeks. Not usually eaten by deer.
Similar species: Quite different from other native St. John’sworts, but see also Kalm’s St. John’swort.
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