Data specific to Roses (Edit)
Bloom size: Medium: 2-3"
Petal count: very full: 40+ petals
Rose bloom color: Dark red
Rebloom: Some
Class: Other: Hybrid kordesii
Extra Color Info: Cherry-red
Growth Habit: Tall, 5-6 feet, bushy
Fragrance: Mild
Hybridizer & year: Ogilvie and Svejda, 1981
Optimal growing zones: USDA zone 3 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: 5-6 feet
Plant Spread: 3-4 feet
Leaves: Deciduous
Flowers: Showy
Fragrant
Flower Color: Red
Flower Time: Late spring or early summer
Late summer or early fall
Uses: Cut Flower
Wildlife Attractant: Bees
Propagation: Other methods: Cuttings: Stem
Cuttings: Tip
Miscellaneous: With thorns/spines/prickles/teeth

Image
Alternative cultivar names:
  • 'Quadra'
  • 'J.F. Quadra'

Trade name information:
Series: Explorer
Cultivar name: 'Quadra'
Common names
  • Rose

Photo Gallery
Photo by nippstress
Location: Calgary, AB
Date: 2016-06-26
Photo by Joannabanana
Location: Marshfield, Missouri
Date: 2012-04-23
Quadra
Location: Marshfield, Missouri zone 6a
Date: 2011-05-12
Photo by Joannabanana
Comments:
  • Posted by MaryinLa (Marshfield, Missouri - Zone 6a) on May 3, 2012 8:05 PM concerning plant:
    Grows and blooms well in zone 6a, Marshfield, Missouri. Huge spring flush with sporadic reblooming afterwards.

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