Rose (Rosa 'Osiria') in the Roses Database

Data specific to Roses (Edit)
Bloom size: Large: 4-5"
Bloom shape: High-centered
Petal count: full: 26-40 petals
Rose bloom color: Red blend
Rebloom: Good
Class: Hybrid tea
Extra Color Info: Red, with white reverse
Growth Habit: Medium, 3-4 feet, upright
Fragrance: Strong
Hybridizer & year: Reimer Kordes, 1978
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: Bi-Color: Red and white
Flower Time: Spring
Summer
Fall
Uses: Cut Flower
Wildlife Attractant: Bees
Propagation: Other methods: Cuttings: Stem
Cuttings: Tip
Miscellaneous: With thorns/spines/prickles/teeth

Image

Photo gallery:
San Jose Heritage Rose Garden, CA.
By Calif_Sue
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Location: In my Northern California gardenDate: 2011-10-25
By zuzu
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By zuzu
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San Jose Heritage Rose Garden, CA.
By Calif_Sue
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San Jose Heritage Rose Garden, CA.
By Calif_Sue
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By zuzu
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Location: In my Northern California gardenDate: 2011-06-24
By zuzu
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Discussion Threads about this plant
Thread Title Last Reply Replies
In the u.s. by kylebeasley148 Jul 15, 2015 3:28 PM 9
Growing from seed by Karyn Apr 25, 2016 8:27 AM 1
Thought I'd check in with you guys! by Beth_NorCal Mar 22, 2019 12:06 PM 32
January 2019 -- Photos and Chat by zuzu Jan 31, 2019 12:31 AM 142
Advice on how to grow Rosa Osiria from seed by Karyn May 24, 2016 7:26 AM 9
Show Stopper by MargieNY Aug 25, 2015 11:01 PM 11
Palatine's site is being updated for 2014/2015 season by zuzu Apr 29, 2015 7:04 PM 98
Regan Roses -- New for 2015 by zuzu Jul 15, 2014 8:14 PM 8
Palatine's website has been updated for 2013/2014 season by zuzu Oct 31, 2014 2:28 PM 54
New Blooms, first half of June 2012 by zuzu Jun 22, 2012 8:46 AM 19

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