Standard Dwarf Bearded Iris (Iris 'Invisible') in the Irises Database

Common names:
Give a thumbs up Iris
Give a thumbs up Standard Dwarf Bearded Iris

Data specific to Irises (Edit)
Hybridizer: Paul Black
Year Of Registration: 2003
Year Of Introduction (May Differ From Registry): 2004
Seedling Number: I296B
Classification: Standard Dwarf Bearded (SDB)
Registered Height: 14 inches (36 cm)
Bloom Season: Mid
Flower Form: Ruffled
Bloom Color Classification: White
Yellow
Flower Patterns: Glaciata
Bloom Color Description: White standards with cholorophyll green; white falls, greenish yellow texture veining, yellow in throat
Beard Color: Yellow, white at end and white base
Style Arm Color: White
Fragrance: Pronounced
Spicy
Awards: Honorable Mention: 2006

General Plant Information (Edit)
Life cycle: Perennial
Sun Requirements: Full Sun to Partial Shade
Soil pH Preferences: 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 8b
Flowers: Showy
Fragrant
Underground structures: Rhizome
Propagation: Seeds: Will not come true from seed
Propagation: Other methods: Division
Parentage: F231A: (Software x D127B: (Midnight Mist x A109A: (Dark Blizzard x unknown))) X Troubadour's Song
Child plants: 7 child plants

Photo courtesy of Stout Gardens

Celebrating Winter Interest!Celebrating Winter Interest!
February 14, 2015

Pine cones, seed heads, winter bloomers, colorful red berries, and much more! Let's kick off Winter Interest Week with a look at the most popular plants in our database that give some kind of interest to our gardens in the winter. We also introduce a new gallery option in our database for winter interest, with bonus acorns this week!

(Full article9 comments)
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Discussion Threads about this plant
Thread Title Last Reply Replies
Bonnie's Bloomers 2018 by grannysgarden Mar 19, 2019 6:14 PM 1,772
What do you use to keep your iris's standing? by petruske Jun 5, 2017 8:22 PM 11
2017 orders by Lestv Sep 18, 2017 10:45 AM 1,756
"Goners" 2016 by crowrita1 Nov 28, 2016 4:19 PM 1,310
2016 Orders by Henhouse Oct 20, 2016 4:50 AM 2,169
Blooming in my Utah Garden....... by Paul2032 May 15, 2015 2:42 PM 96
What did you do in the Iris garden today? by Paul2032 Mar 20, 2019 3:27 AM 15,763
Show Us Your Blooms - Spring 2015 - Part 1 by Moiris Nov 23, 2015 9:29 AM 2,013
Most disliked by TiaLee Nov 26, 2017 5:33 PM 162
Mindless chatter by Muddymitts Mar 20, 2019 4:20 AM 17,044
It's Happening! by tveguy3 May 30, 2014 3:28 PM 269
Mary Ann's Irises by Muddymitts Aug 11, 2014 11:17 AM 728

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