Holy Grail Rosemallow Hardy/Dinner Plate Hibiscus (Hibiscus Summerific® 'Holy Grail' PP31478) Unavailable

Holy Grail Rosemallow Hardy/Dinner Plate Hibiscus

Hibiscus Summerific® 'Holy Grail' PP31478

Rosemallow Hardy/Dinner Plate Hibiscus

Currently unavailable

Incredible dark, near-black foliage of beautiful, oval shaped leaves. Rich, deep red flowers are enormous at 8-9" across. The red and black colors perfectly complement each other. An added bonus, once the flowers are finished, bright green calyxes starkly contrast the dark foliage.

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Plant facts

Mature height36"+
Mature spread36"+
Growth rateModerate
SunFull Sun to Part Shade (3 to 6+ hours Sun)
WaterModerate
USDA hardiness zone4
Flower colorRed shades
Foliage colorOther

Good to know

Quick answers

How big does Holy Grail Rosemallow Hardy/Dinner Plate Hibiscus get?

About 36"+ tall and 36"+ wide at maturity.

How much sun does Holy Grail Rosemallow Hardy/Dinner Plate Hibiscus need?

Full Sun to Part Shade (3 to 6+ hours Sun).

How much water does Holy Grail Rosemallow Hardy/Dinner Plate Hibiscus need?

Moderate water use.

Will Holy Grail Rosemallow Hardy/Dinner Plate Hibiscus grow in Utah and the Intermountain West?

It is rated hardy to USDA zone 4, so it suits sites in zone 4 or warmer, which covers most of the region. The Salt Lake Valley floor is mostly zone 7; benches, mountain valleys and high plains in Utah, Idaho, Montana, Colorado and Wyoming are colder, often zones 3–6, so check the zone for your site.

Where can I buy Holy Grail Rosemallow Hardy/Dinner Plate Hibiscus in Utah?

Progressive Plants in Copperton, Utah carries it, but it is not available right now. You can join the waitlist to hear when it's back.

Can landscape contractors buy Holy Grail Rosemallow Hardy/Dinner Plate Hibiscus wholesale?

Yes. Landscape contractors and architects with a Progressive Plants wholesale account get trade pricing, bulk ordering and shipping across Utah, Idaho, Montana, Colorado, Wyoming and Nevada on our own trucks or by freight ($1,500 minimum outside our local delivery area). Apply at progressiveplants.com/wholesaleapp.html or call 801-565-7333.

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