A hardy hibiscus from the SUMMERIFIC Collection with dark, near black oval shaped leaves. Large, 8 – 9″ deep red flowers. Grows to 4 – 4 1/2′. Does best in moist, organically rich soil in full sun. Very late to emerge in spring. Botanical Name- Hibiscus Holy Grail Pronunciation- hih-BIS-kus Foliage- Deciduous Mature Width- Mature Height- Sun Exposure- Full Sun Soil Preferences- Evenly moist, average, well drained Current Size- 2 Bloom Color- Red Bloom Time- Summer Companion Plants- Rudbeckia fulgida ‘Goldsturm’ – dramatic red vs bright gold Fauna Attracted- Bees (bumble, honey), hummingbirds Plant Habit- Perennial
- Care Rating- Moderate
Default Beavercreek Nursery Bin – PP25 Yearly Care Instructions- Prune in late winter or early spring; keep soil consistently moist and fertilize in spring. Trimming Instructions- Cut back hardy types in late winter. Deadhead during blooming. Fertilization Instructions- Apply a balanced or slightly higher phosphate fertilizer (e.g., 14-14-14 or 5-10-5) in spring; moderate to high feeding need. Loosen clay and water well for big blooms. Fertilizer Recommendation- Flower-tone Possible Issues- Japanese beetles, aphids, rust
