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Summerific® 'Holy Grail' Rose Mallow Hibiscus hybrid

  • Hardy Zones
    • 4 - 9
  • Exposure
    • Part Sun to Sun
  • Season
    • Spring
    • Summer
  • Mature Size
    • 48 - 54 Inches
Proven Winners® Perennials
Summerific® 'Holy Grail' Rose Mallow Hibiscus hybrid
Part Sun to Sun 48 - 54

Features

This is truly a special Hardy Hibiscus. Incredibly dark, near-black foliage hold 8-9” deep red flowers. Use as a focal point to your garden and be delighted in mid to late summer.

Long Blooming
Fall Interest
Attracts: 
Hummingbirds
Resists: 
Deer
Native to North America

Characteristics

Plant Type: 
Perennial
Height Category: 
Tall
Garden Height: 
48 - 54 Inches
Spacing: 
54 - 60 Inches
Spread: 
54 - 60 Inches
Flower Colors: 
Red
Flower Shade: 
Deep red
Foliage Colors: 
Black
Foliage Shade: 
Near-black
Habit: 
Upright
Container Role: 
Spiller

Plant Needs

Light Requirement: 
Part Sun to Sun
Maintenance Category: 
Easy
Bloom Time: 
Mid Summer
Bloom Time: 
Late Summer
Bloom Time: 
Early Fall
Hardiness Zones: 
4a, 4b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a, 9b
Water Category: 
Average
Soil Fertility Requirement: 
Average Soil
Soil PH Category: 
Acidic Soil
Uses: 
Landscape
Maintenance Notes: 

This plant grows best in full sun and moist, well-drained soil. It leafs out late in spring but grows very quickly. Cut it down in spring before new growth appears.

Summerific® 'Holy Grail' Hibiscus hybrid USPPAF, Can PBRAF
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