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PlantFiles: Kalm's St. John's Wort
Hypericum kalmianum

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Family: Clusiaceae
Genus: Hypericum (hy-PER-ee-kum) (Info)
Species: kalmianum (kal-mee-AH-num) (Info)

One vendor has this plant for sale.

2 members have or want this plant for trade.

Category:
Groundcovers
Shrubs

Height:
24-36 in. (60-90 cm)

Spacing:
24-36 in. (60-90 cm)
36-48 in. (90-120 cm)

Hardiness:
USDA Zone 4a: to -34.4 C (-30 F)
USDA Zone 4b: to -31.6 C (-25 F)
USDA Zone 5a: to -28.8 C (-20 F)
USDA Zone 5b: to -26.1 C (-15 F)
USDA Zone 6a: to -23.3 C (-10 F)
USDA Zone 6b: to -20.5 C (-5 F)
USDA Zone 7a: to -17.7 C (0 F)
USDA Zone 7b: to -14.9 C (5 F)

Sun Exposure:
Light Shade
Partial to Full Shade

Danger:
Unknown - Tell us

Bloom Color:
Bright Yellow

Bloom Time:
Mid Summer

Foliage:
Deciduous

Other details:
Unknown - Tell us

Soil pH requirements:
Unknown - Tell us

Patent Information:
Non-patented

Propagation Methods:
Unknown - Tell us

Seed Collecting:
Unknown - Tell us

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to view:

By DaylilySLP
Thumbnail #1 of Hypericum kalmianum by DaylilySLP

By DaylilySLP
Thumbnail #2 of Hypericum kalmianum by DaylilySLP

No details have been posted.

Regional...

This plant has been said to grow in the following regions:

North Chelmsford, Massachusetts
Pittsboro, North Carolina
Corning, Ohio



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