Hybrid Tea Rose
Rosa 'Karl Herbst'

Family: Rosaceae (ro-ZAY-see-ee) (Info)
Genus: Rosa (RO-zuh) (Info)
Cultivar: Karl Herbst
Additional cultivar information:(aka Red Peace, The Old Bull)
Hybridized by Wilhelm J.H. Kordes II
Registered or introduced: 1950
» View all varieties of Roses

Class:

Hybrid Tea

Height:

24-36 in. (60-90 cm)

Spacing:

24-36 in. (60-90 cm)

Hardiness:

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)

USDA Zone 10a: to -1.1 C (30 F)

USDA Zone 10b: to 1.7 C (35 F)

USDA Zone 11: above 4.5 C (40 F)

Bloom Color:

Medium red (mr)

Bloom Shape:

Double

Tea shaped

Flower Fragrance:

Very Fragrant

Bloom Time:

Late Spring/Early Summer

Blooms repeatedly

Habit:

Shrub

Patent Information:

Non-patented

Other Details:

Susceptible to black spot

Susceptible to mildew

Stems are moderately thorny

Pruning Instructions:

Blooms on new wood; prune early to promote new growth

Soil pH requirements:

6.6 to 7.5 (neutral)

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:

,

Jonesboro, Arkansas

Hampton, Illinois

Gardeners' Notes:

1
positive
2
neutrals
0
negatives
RatingContent
Neutral

On Jul 6, 2010, Glenn3 from Camden, ME wrote:

Will come through most winters with protection here on the coast of Maine. Sometimes suffers from split centers.

Positive

On May 16, 2005, Gindee77 from Hampton, IL (Zone 5a) wrote:

This roses is a prolific bloomer and the blooms are great for cutting. It's also known as Red Peace.

Neutral

On Aug 16, 2004, Paulwhwest from Irving (Dallas area), TX (Zone 8a) wrote:

Bred in Germany. Won the RNRS Gold Medal in 1950.

Parentage:
Seed: Independence
Pollen: Peace