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Hypercicum kalmianum

Kalm's St. John's Wort, Kalm's St. Johnswort

Main interest:
native, golden, yellow flowers
Soil & Exposure:
full sun to partial shade, dry to moist soil, well drained
Flower:
yellow, July to August
Foliage:
dark blue-green
USDA Hardiness:
zone 4: -34.4 °C (-30 °F) View Zone Map
Mature height & width (max.):
height: 2-3 ft (0.6-0.9 m) width: 2-3 ft (0.6-0.9 m)
Use:
hedge, borders ponds and streams

Kalm St John’s wort is a small native shrub from Eastern Canada. The rich nectar of the flowers of this small semi-evergreen shrub attracts butterflies and bumblebees. Bluish green leaves offering a nice contrast with the golden yellow flowers, blooming from early July to late August.

Please use availability information as a guide only. The weather is a fickle thing, and impacts when our plants are actually available for shipping. Please be aware that we are not answering emails regarding plants availability. The best advice we can give you is to check back once in a while, choose a size option and check the current stock.

This product is currently out of stock and unavailable.

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