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■(JI) 'Ipsus'

1981, Innerst

'Ipsus' ( Sterling Innerst, R. 1981). Seedling 944-1. JI (6 Falls, diploid), height 36" (91 cm), Midseason bloom. Ruffled navy blue, gold signal. 'Star At Midnight' X 'Thunder And Lightning'. Bush, Innerst 1981. Honorable Mention 1983, Payne Award 1986.

From the 2022 Rebloom Checklist: Rebloom reported in: NJ, PA. USDA Zones 6

See below:
Photo by Carol Warner-Draycott GardensPhoto by Cascadia Iris GardensPhoto by T. WhitePhoto by Carol Warner-Draycott GardensIspus16Ispus

References:

From AIS Bulletin #241 April 1981 Introducing IPSUS. JA, 36", Sdlg. 944-1: (Star at Midnight x Thunder and Lightning). Smooth, velvety navy blue, ruffled, wide and round. Contrasty small gold signal. One branch and 4 buds. Double and fertile. $20.00. Sterling Innerst.
 

Culture

Quick Summary of Cultural Directions

FURTHER CULTURAL INFORMATION Sort
Hardiness Zones 4-8 for most varieties, Some Japanese cultivars tolerate colder, others tolerate warmer zones (please comment in comment box with your location if this cultivar grows well in zone 3, 4, 9, or 10.)
Exposure Prefers full sun for optimal performance, may still bloom in half-day shade
Water: Prefers well drained but moist good garden soil, More tolerant of dry conditions in established plants, Needs swampy conditions especially in Spring bloom season.
PH Prefers Acid solis 6.1 to 7.0, intolerant of limy soils
Fertilizer Prefers rich conditions on organic soils.

-- BobPries - 2011-03-07

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Your Observations Are Valued. Please make note of bud count, branching, purple based foliage and bloom time, etc. Because these are affected by climate, note date, year and geographic location and write these and other comments in the comment box below.

 

-- MikeLowe - 14 Oct 2009
I Attachment Action Size Date Who Comment
Ipsus9.JPGJPG Ipsus9.JPG manage 49 K 16 Apr 2021 - 12:47 TerryLaurin Photo by Carol Warner-Draycott Gardens
Ispus16.jpgjpg Ispus16.jpg manage 213 K 18 Feb 2016 - 14:30 BetsyHiggins  
Ispus_2003Jun_cl.jpgjpg Ispus_2003Jun_cl.jpg manage 98 K 07 Aug 2009 - 12:56 Main.CButton Ispus
ipsus.jpgjpg ipsus.jpg manage 27 K 15 Jun 2010 - 04:09 Main.wilsonjh Photo by Carol Warner-Draycott Gardens
ipsus01.JPGJPG ipsus01.JPG manage 1 MB 12 Dec 2017 - 15:41 TerryLaurin Photo by Cascadia Iris Gardens
ipsus5.JPGJPG ipsus5.JPG manage 285 K 21 Dec 2023 - 12:23 TerryLaurin Photo by T. White
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Topic revision: r18 - 30 Oct 2024, PatOlsen
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