Hypericum kalmianum

Common Name: Kalm's St. John's Wort

SKU: Kalm's St. John's Wort

Hypericum kalmianum

Common Name: Kalm's St. John's Wort

SKU: Kalm's St. John's Wort
I have only seen this plant near interdunal pools on calcareous sand. It seems to do very well on our heavy clay soil as long as it is in full sun. Beautiful yellow flowers bloom at the end of June to early July.  This is a very nice plant to be used in mas ...

$30.00 1 gallon

25 in stock

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Plant Details

Plant Type
Shrubs
Soil Type
Medium, Medium Dry
Light Exposure
Full Sun
Bloom Period
Summer
Habitat
Prairie Grasslands
Growth Form
Shrubby/Multi-stemmed/Low Branching
Growth Rate
Moderate
Flower Color
Yellow
Fall Color
Yellow Orange
Size
Max height3 Feet Max width4 Feet
Sizing Options
1 Gallon, 5 Gallon
Additional information
Pollinator hot spot