Japanese rock hosta Hosta kikutii 'Hillbilly Blues' Photo/Illustration: Todd Meier 1 2 3 4 5 6 7 8 9 10 11 Japanese rock hosta (Hosta kikutii 'Hillbilly Blues') HOSS-tah kih-KOOT-ee-eye Genus: Hosta A clump-forming perennial with flat-spreading, blue-colored leaves, Japanese rock hosta bears funnel-shaped white flowers, sometimes flushed with purple, on arching, leafy scapes 24 inches long. Noteworthy Characteristics: Use in the back of a mixed border or as landscape specimens. Care: Grow in moist but well-drained, fertile soil. Shade tolerant. Grows best with full morning sun. Tolerates drought, but a summer mulch is beneficial. Propagation: Divide plants in late summer or early spring. Problems: Slugs and snails. In containers, watch for vine weevils. Also viruses and foliar nematodes. Overview Height 1 ft. to 3 ft. Spread 1 ft. to 3 ft. Growth Habit Spreads Light Full Sun to Part Shade Moisture Dry to Medium Characteristics Showy Foliage Bloom Time Summer Flower Color Island Paradise Uses Beds and Borders, Ground Covers, Specimen Plant/Focal Point, Waterside Style Rock Garden, Woodland Garden Seasonal Interest Spring Interest Tolerance Drought Tolerant Type Perennials Hosta kikutii 'Hillbilly Blues'View the discussion thread.