Summerific "Holy Grail"
Hibiscus 'Holy Grail'
In growth
JFMAMJJASOND
In bloom
JFMAMJJASOND
Planting Guide
| Spacing | 54 in apart |
|---|---|
| Planting depth | Crown at soil level |
| Chilling hours | 1000+ |
| Life expectancy | 10+ years |
| Growth rate | Fast |
| Planted | 2022 |
| Bed | To Be Sorted |
Growing Conditions
| Sun | Full Sun |
|---|---|
| Water | Average |
| Soil type | Moist, well-draining, organically rich |
| Soil pH | 6.0-7.0 |
| Zones | 4-9 |
| Native status | Cultivar |
Appearance
| Type | Perennial |
|---|---|
| Leaf | Ovate (Egg-shaped) |
| Foliage colour | Near black |
| Bloom | Deep red |
| Fruit | Capsule |
| Evergreen | Herbaceous |
Root System
| System | Fibrous/Adventitious Systems |
|---|---|
| Morphology | Coarse Roots (> 2 mm) |
| Function | Mixed Orders |
| Propagation | Division, stem cuttings |
Wildlife & Safety
| Attracts | Bees, Butterflies, Hummingbirds |
|---|---|
| Deer | Deer Resistant |
| Toxicity | Non-toxic |
| Edibility | None |
| Companions | Coneflower, Joe Pye Weed |
Where it came from
| Grower | Proven Winners |
|---|---|
| Bought at | Kulak's Nursery |
Care
Cut it down in early spring before new growth.
Maintenance
Wait until late spring for new growth before removing old stems.
Cleanup
Late Spring cut back to 4-6 inches.
Notes
Stunning contrast of deep red blooms against incredibly dark foliage.