Epimedium grandiflorum
Bishop's Hat
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Bishop's Hat (Epimedium grandiflorum) - Description
E. grandiflorum is native in China, Korea, and Japan. It bears relatively large blooms, with red outer sepals, pale violet inner sepals, and white petals. There are varieties with white, pinkish, or violet flowers.
Bishop's Hat (Epimedium grandiflorum) - Blooming
In spring, plants produce loose spikes of small, waxy flowers like tiny columbines in pink, red, red-orange, creamy yellow, or white. Flowers have four spurred or hooded petals and eight sepals, four inner and four small outer ones.
Bishop's Hat (Epimedium grandiflorum) - Growth
Evergreen and decidous, rhizomatous perennials. Leaves last late into the year even in deciduous types. Usable as a groundcover under shrubs and trees, prefers partial shade but will tolerate heavy shade. Also makes a nice addition to a border. Smaller species are appropriate for rock gardens.
Bishop's Hat (Epimedium grandiflorum) - Planting
Divide large clumps in spring or fall by severing tough roots. Adaptable to containers. Can also root rhizome cuttings, initially under glass until threat of frost passes. Division entails propagating a plant by splitting it into 2 or more parts. Each part has its own root system and more than one shoot or dormant bud.
Bishop's Hat (Epimedium grandiflorum) - Pest
Vine weevil. Another problem is mosaic virus.
Bishop's Hat (Epimedium grandiflorum) - Interesting facts
The majority of Bishop's Hats have four-petaled spider-like flowers in spring, resembling a bishop's mitre, and the roots are sometimes believed to be aphrodisiacs.
Bishop's Hat (Epimedium grandiflorum) - Soil and irrigation
Water moderately. Does best in fertile, well-draining soil that is humus-rich. Once established, many are drought tolerant.
