Plantae > Tracheophyta > Magnoliopsida > Malpighiales > Hypericaceae > Hypericum > Hypericum punctatum

Hypericum punctatum (spotted St. Johnswort)

Synonyms:

Attributes

Allergen Potential [1]  Medium-Low
Screening - Summer [2]  Moderate
Screening - Winter [2]  Porous
Bloom Period [2]  Early Summer
Drought Tolerance [2]  Low
Fire Tolerance [2]  Medium
Frost Free Days [2]  3 months 5 days
Fruit/Seed Abundance [2]  Medium
Fruit/Seed Begin [2]  Summer
Fruit/Seed End [2]  Summer
Growth Form [2]  Single Crown
Growth Period [2]  Summer
Growth Rate [2]  Moderate
Leaf Type [2]  Deciduous
Lifespan [2]  Perennial
Propagation [2]  Sprig
Regrowth Rate [2]  Slow
Root Depth [2]  10 inches (25 cm)
Seed Spread Rate [2]  Slow
Seed Vigor [2]  Medium
Shape/Orientation [2]  Erect
Structure [3]  Herb
Vegetative Spread Rate [2]  None
Flower Color [2]  Yellow
Foliage Color [2]  Green
Fruit Color [2]  Brown
Flower Conspicuous [2]  Yes
Height [2]  35 inches (0.9 m)
Hardiness Zone Minimum [2]  USDA Zone: 3 Low Temperature: -40 F° (-40 C°) → -30 F° (-34.4 C°)
Light Preference [2]  Mostly Shady
Soil Acidity [2]  Moderate Acid
Soil Fertility [2]  Intermediate
Water Use [2]  Moderate

Protected Areas

Providers

Pollinated by 
Bombus pensylvanicus (bumble bee)[4]
Chloralictus pilosus <Unverified Name>[4]
Chloralictus versatus <Unverified Name>[4]

External References

USDA Plant Profile

NatureServe Explorer

Citations

Attributes / relations provided by
♦ 1Derived from Allergy-Free Gardening OPALS™, Thomas Leo Ogren (2000)
♦ 2USDA Plants Database, U. S. Department of Agriculture
♦ 3Kattge, J. et al. (2011b) TRY - a global database of plant traits Global Change Biology 17:2905-2935
♦ 4Robertson, C. Flowers and insects lists of visitors of four hundred and fifty three flowers. 1929. The Science Press Printing Company Lancaster, PA.
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0