Agastache x 'Raspberry Summer'
Giant Hyssop
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Giant Hyssop (Agastache x 'Raspberry Summer') - Description
The Hyssop, Agastache cana 'Raspberry Summer' is a real summer treat for hummingbirds and butterflies. 'Raspberry Summer' is long blooming beauty and is adorned with raspberry pink tubular flowers from summer and into fall. The wonderfully fragrant foliage is deer resistant and forms attractive clumps up to 32" tall. Easy to grow in any well drained soil.
Giant Hyssop (Agastache x 'Raspberry Summer') - Blooming
Blooms spikes of whorled, small, 2-lipped flowers between midsummer and fall in shades of purple and pink.
Giant Hyssop (Agastache x 'Raspberry Summer') - Growth
Aromatic perennials. Giant Hyssops do well in full sun. Plant height varies depending on the variety. Some species will reach a height of 5 ft. Tender plants should be overwintered in a shelter. Works well in a herb garden or mixed border. Where not hardy, grow as annuals in containers.
Giant Hyssop (Agastache x 'Raspberry Summer') - Planting
Propagate from the seed in early spring at 55-64°F (13-18°C). Can also propagate by division in spring, or from semi-ripe cuttings in summer.
Giant Hyssop (Agastache x 'Raspberry Summer') - Pest
During dry summers, mildew and rust can affect foliage. Also prone to downy mildew and fungal leaf diseases. Agastache is very attractive to insects.
Giant Hyssop (Agastache x 'Raspberry Summer') - Interesting facts
Agastache is native to the dry, hilly sites of China, Japan, United States, and Mexico.
Giant Hyssop (Agastache x 'Raspberry Summer') - Soil and irrigation
Giant Hyssops require moderate water. Does best in rich soil that is well-draining.








