Hibiscus Summerific® 'Holy Grail' Rose Mallow
Hibiscus Summerific® 'Holy Grail' Rose Mallow
Zone compatibility details
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Zone compatibility details
This variety’s zone range
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My hardiness zone
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The USDA hardiness zones offer a guide to varieties that will grow well in certain climates. Each zone corresponds to the minimum winter temperatures experienced in a given area. Make sure that your hardiness zone lies within the zone compatibility range of this variety before ordering.
Fall Shipping Schedule
Fall Shipping Schedule and Zone Opening Earliest Ship Dates
Shipping For | Earliest Ship Dates |
---|---|
Zones 1–6 | Most products begin shipping mid-September |
Zones 7–13 | Most products begin shipping late September |
Peony | Begins shipping early October to all zones |


Grow Zone
4 - 9
Mature Height
54
Mature Width
60
Sun / Shade
Full Sun and Part Shade
Bloom Size
need bloom size meta
Tomato Fruit Set
Days To Maturity
Fruit Weight
Soil Tolerance
Normal, loamy
Moisture
Moist, well-drained
Description / Hibiscus Summerific® 'Holy Grail' Rose Mallow
The hunt is over - Hibiscus 'Holy Grail' has been found. This Proven Winners® legendary hardy hibiscus flaunts massive 9-inch crimson blooms which glow like embers against its midnight green foliage. The obsidian foliage meets the stunning ruby red blooms in a burst of legendary beauty. Hummingbirds adore the flowers while deer ignore the shrub completely. 'Holy Grail' is a sure victory in the garden as it demands all eyes with its powerful presence from the peak of summer until the first whispers of fall. This native plant may look intimidating, but it's actually quite easy going and needs little more than full sunshine and moist, well-drained soil to flourish. If you want to decorate your garden with large, conspicuous, brilliantly-colored blooms, look no further than the 'Holy Grail' Hibiscus it is a must have, colorful addition for your garden.
Product Details
SKU: 26706
Genus: Hibiscus
Species: hybrid
Variety: 'Holy Grail'
Item Form: Bareroot
Bloom Color: Dark Red
Foliage Color: BlackDark Green
Habit: Mound-shaped
Light Requirements: Full SunPart Shade
Moisture Requirements: Moist, well-drained
Soil Type: Normal, loamy
Bloom Start: Early Spring
Bloom End: Late Summer
Uses:- Cut Flowers
- Foliage Interest
- Ornamental
- Butterfly Lovers
- Easy Care Plants
- Flower
- Hummingbird Lovers
State Shipping Restrictions: GU, PR, VI
*Does Not Qualify for Additional Discounts