Hypericum kalmianum
Common Name(s):
- Phonetic Spelling
- hy-PER-ih-kum kal-mee-AH-num
- Description
-
Drought tolerant; more loose and open than other hypericum; most cold-hardy hypericum
range of soil types; tolerates dry soil.
Quick ID Hints:
- Stems 2-4 ridged on newer growth
- Leaves paired or whorled, sessile or short-stalked
- 5-petaled yellow flowers with numerous stamens
Deciduous or evergreen shrub, small tree or herb. There are around 400 species of Hypericum, which include herbs, shrubs and trees, with different bloom times and cultural requirements.
- See this plant in the following landscape:
- Cultivars / Varieties:
- 'Deppe'
- Tags:




- Cultivars / Varieties:
- 'Deppe'
- Tags:
-
-
Attributes:
- Genus:
- Hypericum
- Species:
- kalmianum
- Family:
- Hypericaceae
- Life Cycle:
- Woody
- Dimensions:
- Height: 2 ft. 0 in. - 4 ft. 0 in.
- Width: 3 ft. 0 in. - 4 ft. 0 in.
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-
Whole Plant Traits:
- Plant Type:
- Shrub
- Woody Plant Leaf Characteristics:
- Deciduous
- Habit/Form:
- Dense
- Erect
- Rounded
- Texture:
- Medium
-
-
Cultural Conditions:
- Light:
- Full sun (6 or more hours of direct sunlight a day)
- Partial Shade (Direct sunlight only part of the day, 2-6 hours)
- USDA Plant Hardiness Zone:
- 4b, 4a, 5b, 5a, 6b, 6a, 7b, 7a
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-
Fruit:
- Fruit Type:
- Capsule
- Fruit Description:
- A (2)3-5 celled capsule, sometimes fleshy.
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-
Flowers:
- Flower Color:
- Gold/Yellow
- Flower Inflorescence:
- Cyme
- Flower Bloom Time:
- Summer
- Flower Size:
- 1-3 inches
- Flower Description:
- Solitary or cymose, terminal or axillary. Yellow (usually) 5-petaled (rarely 4), 5 sepals (rarely 4); stamens numerous, in bundles or in showy boss.
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Leaves:
- Woody Plant Leaf Characteristics:
- Deciduous
- Leaf Color:
- Blue
- Green
- Leaf Type:
- Simple
- Leaf Arrangement:
- Opposite
- Whorled
- Leaf Margin:
- Entire
- Hairs Present:
- No
- Leaf Length:
- 1-3 inches
- Leaf Width:
- < 1 inch
- Leaf Description:
- Opposite or whorled, decussate, simple, entire; sessile or petiole short.
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-
Stem:
- Stem Color:
- Green
- Stem Is Aromatic:
- No
- Stem Description:
- Contain 2 to 4(up to 6) ridges on newer growth, smooth and rounded on older growth.