Rose (Rosa 'Kentucky Derby') in the Roses Database

Alternative cultivar names:
'Kentucky Derby'
'AROder'

Data specific to Roses (Edit)
Bloom size: Large: 4-5"
Bloom shape: High-centered
Petal count: full: 26-40 petals
Rose bloom color: Dark red
Rebloom: Good
Class: Hybrid tea
Growth Habit: Medium, 3-4 feet, upright
Fragrance: Mild
Hybridizer & year: David L. Armstrong, 1972
Optimal growing zones: USDA zone 7 and warmer

General Plant Information (Edit)
Plant Habit: Shrub
Life cycle: Perennial
Sun Requirements: Full Sun
Soil pH Preferences: Moderately acid (5.6 – 6.0)
Slightly acid (6.1 – 6.5)
Neutral (6.6 – 7.3)
Slightly alkaline (7.4 – 7.8)
Plant Height: 3-4 feet
Plant Spread: 2-3 feet
Leaves: Deciduous
Flowers: Showy
Fragrant
Flower Color: Red
Flower Time: Spring
Summer
Fall
Uses: Cut Flower
Wildlife Attractant: Bees
Propagation: Other methods: Cuttings: Stem
Cuttings: Tip
Miscellaneous: With thorns/spines/prickles/teeth
Parentage: John S. Armstrong x Grand Slam

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By zuzu
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Location: In my Northern California gardenDate: September 2011
By zuzu
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Discussion Threads about this plant
Thread Title Last Reply Replies
✺✺ May 2017 Bloom and Chat ✺✺ by Calif_Sue Jun 1, 2017 5:40 AM 412

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