Hybrid Tea Rose 'Red Masterpiece'

Rosa

Family: Rosaceae (ro-ZAY-see-ee) (Info)
Genus: Rosa (RO-zuh) (Info)
Cultivar: Red Masterpiece
Additional cultivar information:(aka JACder)
Hybridized by Warriner
Registered or introduced: 1974
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Class:

Hybrid Tea

Height:

4-6 ft. (1.2-1.8 m)

Spacing:

Unknown - Tell us

Hardiness:

USDA Zone 4a: to -34.4 C (-30 F)

USDA Zone 4b: to -31.6 C (-25 F)

USDA Zone 5a: to -28.8 C (-20 F)

USDA Zone 5b: to -26.1 C (-15 F)

USDA Zone 6a: to -23.3 C (-10 F)

USDA Zone 6b: to -20.5 C (-5 F)

USDA Zone 7a: to -17.7 C (0 F)

USDA Zone 7b: to -14.9 C (5 F)

USDA Zone 8a: to -12.2 C (10 F)

USDA Zone 8b: to -9.4 C (15 F)

USDA Zone 9a: to -6.6 C (20 F)

USDA Zone 9b: to -3.8 C (25 F)

Bloom Color:

Dark red (dr)

Bloom Shape:

Tea shaped

Flower Fragrance:

Very Fragrant

Bloom Time:

Late Spring/Early Summer

Blooms repeatedly

Habit:

Shrub

Patent Information:

Unknown - Tell us

Other Details:

Susceptible to mildew

Pruning Instructions:

Blooms on new wood; prune early to promote new growth

Soil pH requirements:

6.6 to 7.5 (neutral)

7.6 to 7.8 (mildly alkaline)

Propagation Methods:

From herbaceous stem cuttings

From woody stem cuttings

From softwood cuttings

From semi-hardwood cuttings

From hardwood cuttings

By grafting

By budding

By simple layering

By air layering

By tip layering

Foliage Color:

Unknown - Tell us

Bloom Characteristics:

Unknown - Tell us

Water Requirements:

Unknown - Tell us

Where to Grow:

Unknown - Tell us

Regional

This plant has been said to grow in the following regions:

Tucson, Arizona

Fernandina Beach, Florida

Athens, Illinois

Hampton, Illinois

Columbus, Ohio

Knoxville, Tennessee

Brookfield, Wisconsin

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Gardeners' Notes:

1
positive
0
neutrals
1
negative
RatingContent
Positive

On Dec 9, 2015, ValenTreaSures from Spokane, WA (Zone 6a) wrote:

Found nearly dead at Walmart, one of the few remaining roses from their garden section. There was a large unused section in the garden area at the place I was staying and it needed some additional rose color. If only it would grow tall enough to get the sun it needed...
Planted with scraps and a mixed dose of Chef Boyardee ravioli in red sauce. Sure enough, in a few weeks the Red Masterpiece exploded in massively tall spikes reaching into the sunlight. Roses are huge, especially pretty just before and during early bloom. There was a huge heat fire in the area and it makes the velvet red have violet splotches with white circles. Otherwise it remains a huge, overgrown majestic red rose. Grows very tall and vigorously.
Pretty sure Parentage is Carrousel and Chrysler Imper... read more

Negative

On May 11, 2008, plantoid from Castro Valley, CA (Zone 9b) wrote:

buds don't open fully in my area, 9b-10a in Oakland, CA. The partially opened blooms ball up and turn brown. I learned somewhere long ago that this plant requires a lot of heat for the buds to open fully. When the buds did open fully, the flowers were exceptionally pretty, of classic form and a beautiful dark blood red.

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