Latin Name: Hibiscus 'Summerific Holy Grail'
Height: 4.5 feet
Spread: 5 feet
Sunlight: Full Sun
Bloom Time: June-September
Hardiness Zone: 4Description:
Featuring large, 8-9" blood red blooms, Holy Grail loves the sun and heat. Jet black foliage produces a large shrub each year, and this water-loving perennial is a huge pollinator!
Other Names: Rose Mallow; Dinner Plate Hibiscus; Perennial Hibiscus