Flowering Onion (Allium 'Purple Sensation')

Also sold as:
Allium hollandicum 'Purple Sensation'
Allium aflatunense 'Purple Sensation'
Allium Persian Blue™

General Plant Information (Edit)
Plant Habit: Herb/Forb
Life cycle: Perennial
Sun Requirements: Full Sun to Partial Shade
Water Preferences: Mesic
Minimum cold hardiness: Zone 4b -31.7 °C (-25 °F) to -28.9 °C (-20 °F)
Maximum recommended zone: Zone 10b
Plant Height: 30 inches
Flowers: Showy
Flower Color: Blue
Purple
Bloom Size: 4"-5"
5"-6"
Flower Time: Late spring or early summer
Underground structures: Bulb
Suitable Locations: Xeriscapic
Uses: Cut Flower
Dynamic Accumulator: K (Potassium)
Ca (Calcium)
Na (Sodium)
Wildlife Attractant: Bees
Butterflies
Resistances: Deer Resistant
Rabbit Resistant
Drought tolerant
Propagation: Other methods: Bulbs
Pollinators: Bees
Various insects
Awards and Recognitions: RHS AGM
Other: 2010 Great Plant Picks award winner

En masse in the Spring borders at Harlow Carr

Photo gallery:
Location: Harlow Carr garden, Yorkshire, UKDate: 2013-06-14En masse in the Spring borders at Harlow Carr
By kniphofia
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Location: Kingsport, TNDate: 2019-04-25
By TNLaura
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Location: Athol, MADate: 2020-06-02
By joannakat
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Location: VermontDate: 2020-06-07
By Char
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Location: Kitchen hosta garden - morning sun only.Date: 2013-05-18
By pirl
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Location: Athol, MADate: 2020-05-30
By joannakat
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Location: Athol, MADate: 2020-05-29
By joannakat
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Location: central IllinoisDate: 2011-05-09
By jmorth
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Location: TennesseeDate: 2014-04-23
By SongofJoy
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Location: ILDate: 2008-06-27
By molanic
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Location: VermontDate: 2020-06-23
By Char
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Location: My GardensDate: May 19, 2014Close Up View
By TBGDN
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Location: My Garden in Kalama, WaDate: 2016-05-03
By Joy
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Location: Washington 8bDate: 2017-05-14
By Patty
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Location: Athol, MADate: 2020-05-21
By joannakat
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Location: Sun Zone 6aDate: 2012-05-13Stunning deep rich purple.
By ge1836
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Location: Belmont gardenDate: 2010-0514
By pirl
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Location: ILDate: 2004-05-07
By molanic
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Location: Washington 8bDate: 2017-05-05
By Patty
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Location: Washington 8bDate: 2017-05-05
By Patty
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Location: VermontDate: 2017-06-02
By Char
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Location: Athol, MADate: 2020-05-24
By joannakat
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Location: Athol, MADate: 2020-06-02#pollination #bee
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Location: Athol, MADate: 2020-06-02#pollination
By joannakat
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Location: Harper post, full sunDate: 2013-0515
By pirl
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Location: Terrace garden right sideDate: 2008-0514
By pirl
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Location: Terrace garden right sideDate: 2010-0514
By pirl
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Location: Terrace garden right sideDate: 2010-0524Beginning to go to seed.
By pirl
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Location: My Garden in Kalama, WaDate: 2016-05-03
By Joy
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Location: RHS Harlow Carr, Yorkshire, UKDate: 2019-05-22En masse in the summer borders.
By kniphofia
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Location: RHS Harlow Carr, Yorkshire, UKDate: 2019-05-25
By kniphofia
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Location: central IllinoisDate: 2020-05-08
By jmorth
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Location: central IllinoisDate: 2020-05-08
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Location: central IllinoisDate: 2020-05-08
By jmorth
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Location: Athol, MADate: 2020-04-18
By joannakat
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Location: Athol, MADate: 2020-05-16
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Location: Athol, MADate: 2020-05-30
By joannakat
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Location: Kitchen hosta garden - morning sun only.Date: 2013-0518Some in bud just beginning to bloom.
By pirl
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Location: Belmont gardenDate: 2010-0515Exceptionally tall in this spot.
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Location: Belmont gardenDate: 2011-0702
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Location: Terrace garden right sideDate: 2010-0630Same bloom time as many tall bearded irises and Russell Lupines.
By pirl
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Comments:
Posted by linjarvis (Peterborough, ON, CANADA - Zone 5a) on Aug 5, 2015 9:24 PM

I have had success with this plant in Zone 5A although it is slow to spread

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Plant Events from our members
chelle On October 24, 2014 Transplanted
Ash tree bed, center.
aspenhill On September 28, 2014 Obtained plant
ADR - qty 25
aspenhill On October 12, 2013 Obtained plant
ADR (qty 15)
Yorkshirelass On June 5, 2017 Miscellaneous Event
Dried seedheads are suitable for inclusion in indoor plant arrangements over winter when not much else is available.
A vase of them with other seedheads and a few small branches off a contorted willow or similar and dressed with minimal decorations are ideal as a Christmas display.
MrsBinWY On April 6, 2019 Seeds germinated
lots & lots up! Re-emerged April 2020.
MrsBinWY On July 14, 2018 Seeds sown
Several seeds from 2018G in milk jug to back patio for warm moist stratification followed by cold moist stratification.
MrsBinWY On December 17, 2017 Obtained plant
Planted two gift bulbs received 12-15-17 from Samlav :)
mscuser73 On September 16, 2017 Obtained plant
OBI Budaörs, 3 db hagyma
gochna From October 23, 2019 to February 9, 2020 Seeds sown
bulbs planted
» Post your own event for this plant

Discussion Threads about this plant
Thread Title Last Reply Replies
Beautiful pic! by purpleinopp Nov 27, 2013 5:44 PM 7
Something weird in my allium flowers (Purple Sensation) by joannakat May 27, 2020 8:12 PM 9
Yellowing leaves on Allium by joannakat May 27, 2020 6:15 PM 6
2020 Chicagoland Annual Plant Swap by pitimpinai Jun 10, 2020 12:11 PM 157
Spring bulbs by crawgarden May 10, 2020 6:59 PM 32
Banner for January 16, 2020 by ge1836 by ge1836 Jan 23, 2020 6:00 PM 11
Banner for September 24, 2019 by ge1836 by ge1836 Sep 24, 2019 8:28 AM 6
Hanover 2019 Bloom Fest by Misawa77 May 17, 2019 5:29 PM 153
My bulbs by remaxpatcomcastnet Apr 18, 2019 8:22 PM 6
Must Watch Garden Shows! by kousa May 1, 2020 7:49 AM 112
Blooms 2019 by cliftoncat Mar 11, 2020 9:12 PM 2,568

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