Tall Bearded Iris (Iris 'El Oro') in the Irises Database

Common names:
Give a thumbs up Tall Bearded Iris
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Data specific to Irises (Edit)
Hybridizer: Mary Tharp
Year Of Registration: 1939
Year Of Introduction (May Differ From Registry): 1939
Classification: Tall Bearded (TB)
Bloom Season: Mid
Bloom Color Classification: Gold
Flower Patterns: Self

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 9b
Flowers: Showy
Underground structures: Rhizome
Propagation: Seeds: Will not come true from seed
Propagation: Other methods: Division
Parentage: (Rajput x Alcazar) X Amerind

Thinning Versus Dividing in Bearded IrisesThinning Versus Dividing in Bearded Irises
April 16, 2013

Although irises produce glorious flowers, the plants are remarkably carefree. They do have a somewhat unusual pattern of growth in comparison with other common garden perennials, though, and this presents challenges to gardeners.

(Full article33 comments)
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Discussion Threads about this plant
Thread Title Last Reply Replies
Mid-America Surplus Sale by cbunny41 Sep 23, 2019 10:47 AM 105
Growing iris in pots by bluegrassmom Aug 3, 2019 10:28 AM 6
My Enchanted Garden 2019 by Dachsylady86 Oct 6, 2019 6:56 PM 444
Mid-May at Mid-America by Lestv Sep 2, 2019 5:47 AM 87
Sowing, slightly immature, Iris seeds ? by ShawnSteve Jul 1, 2019 3:40 PM 9
favorite iris by irisarian Jul 1, 2019 1:14 AM 24
Japanese irises 2019 by Tienito Jul 9, 2019 11:20 PM 31
Dwarf bearded iris by JLWilliams Jun 7, 2019 6:35 AM 11
I got a box! 2019 by evelyninthegarden Oct 6, 2019 5:38 PM 516
Hillside Happenings '19 by Snork Jun 29, 2019 2:47 PM 159
My 2019 Northern Blooms by Lbsmitty Jun 29, 2019 10:06 PM 199
Dwarf bearded iris yellow w white rim by KatsI2 May 14, 2019 12:49 PM 3
2019 Bloom has started - Daisy's Garden by DaisyDo Jun 7, 2019 7:29 PM 80
Hanover 2019 Bloom Fest by Misawa77 May 17, 2019 5:29 PM 153
TBs that make a clump quickly! by bluegrassmom Jun 17, 2019 3:11 PM 48
Mosaic Virus in Irises by FullyWashable Nov 11, 2019 4:41 AM 31
Bloomin time in Cheese head country! by tveguy3 Sep 7, 2019 3:36 PM 543
Choose 10 by DaisyDo Sep 10, 2019 10:42 AM 81
Zone7 bloom 2019 by arilbred May 14, 2019 8:44 AM 32
Nothin' Could Be Finer Than to Be In Carolina - 2019 blooms by Lestv Sep 15, 2019 11:35 AM 774

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