Plantae > Tracheophyta > Magnoliopsida > Malpighiales > Hypericaceae > Hypericum > Hypericum calycinum

Hypericum calycinum (Aaron's beard)

Synonyms:

Wikipedia Abstract

Hypericum calycinum is a species of prostrate or low-growing shrub in the flowering plant family Hypericaceae. Widely cultivated for its large yellow flowers, its names as a garden plant include Rose-of-Sharon in Britain and Australia, and Aaron's beard, Great St-John's wort, and Jerusalem star. Grown in Mediterranean climates, widely spread in the Strandja Mountains along the Bulgarian and Turkish Black Sea coast.
View Wikipedia Record: Hypericum calycinum

Attributes

Allergen Potential [1]  Medium-Low
Screening - Summer [2]  Moderate
Screening - Winter [2]  Porous
Bloom Period [2]  Early Summer
Drought Tolerance [2]  Medium
Fire Tolerance [2]  High
Flower Type [3]  Hermaphrodite
Frost Free Days [2]  4 months 10 days
Growth Form [2]  Rhizomatous
Growth Period [2]  Spring, Summer
Growth Rate [2]  Rapid
Leaf Type [3]  Evergreen
Lifespan [4]  Perennial
Pollinators [3]  Insects, Lepidoptera, Bats
Propagation [2]  Container, Sprig
Regrowth Rate [2]  Slow
Root Depth [2]  12 inches (30 cm)
Seed Spread Rate [2]  None
Shape/Orientation [2]  Erect
Structure [3]  Shrub
Usage [3]  A good ground cover plant; Very vigorous, it can swamp out small plants. For the densest cover plants should be cut to ground level each April; A yellow-orange dye is obtained from the flowers.
Vegetative Spread Rate [2]  Moderate
Flower Color [2]  Yellow
Foliage Color [2]  Green
Flower Conspicuous [2]  Yes
Height [3]  12 inches (0.3 m)
Width [3]  39 inches (1 m)
Hardiness Zone Minimum [2]  USDA Zone: 2 Low Temperature: -50 F° (-45.6 C°) → -40 F° (-40 C°)
Light Preference [5]  Mixed Sun/Shade
Soil Acidity [5]  Moderate Acid
Soil Fertility [5]  Intermediate
Soil Moisture [5]  Damp
Water Use [2]  Moderate
View Plants For A Future Record : Hypericum calycinum

Protected Areas

Predators

Hemiberlesia lataniae (latania scale)[6]

Consumers

Parasitized by 
Erysiphe hyperici[7]
Melampsora hypericorum[7]

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
♦ 3Plants For A Future licensed under a Creative Commons Attribution 4.0 License
♦ 4PLANTATT - Attributes of British and Irish Plants: Status, Size, Life History, Geography and Habitats, M. O. Hill, C. D. Preston & D. B. Roy, Biological Records Centre, NERC Centre for Ecology and Hydrology (2004)
♦ 5ECOFACT 2a Technical Annex - Ellenberg’s indicator values for British Plants, M O Hill, J O Mountford, D B Roy & R G H Bunce (1999)
♦ 6Ben-Dov, Y., Miller, D.R. & Gibson, G.A.P. ScaleNet 4 November 2009
♦ 7Jorrit H. Poelen, James D. Simons and Chris J. Mungall. (2014). Global Biotic Interactions: An open infrastructure to share and analyze species-interaction datasets. Ecological Informatics.
Abstract provided by DBpedia licensed under a Creative Commons License
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