Data specific to Roses (Edit)
Bloom size: Small: under 2"
Bloom shape: Cupped
Petal count: semi-double: 8-15 petals
Rose bloom color: Mauve and mauve blend
Rebloom: None
Class: Other: Hybrid spinosissima
Growth Habit: Short, 2-3 feet, bushy
Fragrance: Moderate
Hybridizer & year: Unknown, before 1850
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)
Minimum cold hardiness: Zone 3 -40 °C (-40 °F) to -37.2 °C (-35)
Maximum recommended zone: Zone 9a
Plant Height: 2-3 feet
Leaves: Deciduous
Other: Small and coarsely fern-like foliage. Suckers freely on its own roots.
Flowers: Showy
Flower Color: Mauve
Flower Time: Late spring or early summer
Uses: Cut Flower
Wildlife Attractant: Bees
Propagation: Other methods: Cuttings: Stem
Cuttings: Tip
Miscellaneous: With thorns/spines/prickles/teeth
Parentage: Unknown

Image
Alternative cultivar names:
  • 'William III'
  • 'Wilhelm III'

Common names
  • Rose

Photo Gallery
Location: My garden in Ontario, Canada
Date: 2008-06-18
Shown with nicely matching lupins!
Location: Nationale Plantentuin Meise (Brussels)
Location: Nationale Plantentuin Meise (Brussels)
Location: Nationale Plantentuin Meise (Brussels)
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