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■(TB) 'Summer Radiance'

1996, Wilkerson

'Summer Radiance' (Betty Wilkerson, R. 1996). Seedling# E31-1Re. TB, 36" (91 cm), Early to very late bloom. Standards bright chrome yellow (RHS 14B); falls chrome yellow (14A); beards yellow; slight spicy fragrance. 'Lemon Reflection' X 'Hindenburg'. Bridge in Time 1996.

See below:
P1510709-X2 summer radiance.jpgSummer-Radiance90.jpgSummer-Radiance91.jpgSummer Radiance Clump.jpgSummer Radiance I.jpgSummer Radiance KWW.jpgsummerradiance01.jpgSummerRadiance01.jpgSummerRadiance02.JPGSummerRadiance03.jpgSummerRadiance04.jpgSummerRadiance06.JPGsummerradiance9.jpgsummerradiance90.jpg


From AIS Bulletin #301 April 1996 Introducing SUMMER RADIANCE: (B. Wilkerson) Sdlg. #E31-1Re: (Lemon Reflection X Hindenburg) TB, 35", VE & VL. This starts to bloom again two weeks after the end of regular bloom season. This one is a bright, screaming, "Hey, look at me" yellow self. Will be noticed in the early garden. $50.00. Bridge In Time Iris Garden.


Quick Summary of Cultural Directions

Hardiness Zones 4-8 for most varieties, Some 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 good garden soil, Tolerant of dry conditions in established plants, Intolerant of swampy conditions.
PH Prefers Neutral to basic solis 6.1 to 8.5, quite toleranr of more extreme conditions
Fertilizer Prefers rich conditions on relatively inorganic soils.

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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.


-- Main.RPries - 2010-10-06
  • Summer Radiance has good stalks and has been a good parent. -- BettyWilkerson - 25 Nov 2010
I Attachment Action Size Date Who Comment
P1510709-X2_summer_radiance.jpgjpg P1510709-X2_summer_radiance.jpg manage 215 K 17 Feb 2016 - 06:30 BrockHeilman Please contact Brock Heilman for image use.
Summer-Radiance90.jpgjpg Summer-Radiance90.jpg manage 74 K 06 Nov 2021 - 02:23 Main.TLaurin Photo by Nola's Iris Garden
Summer-Radiance91.jpgjpg Summer-Radiance91.jpg manage 60 K 06 Nov 2021 - 02:23 Main.TLaurin Photo by Nola's Iris Garden
SummerRadiance01.jpgjpg SummerRadiance01.jpg manage 71 K 09 Apr 2015 - 02:59 Main.TLaurin Photo scanned from the John Weiler slide collection
SummerRadiance02.JPGJPG SummerRadiance02.JPG manage 56 K 14 Apr 2014 - 14:10 Main.TLaurin Photo by Blue J Iris
SummerRadiance03.jpgjpg SummerRadiance03.jpg manage 59 K 14 Apr 2014 - 14:10 Main.TLaurin Photo by Blue J Iris
SummerRadiance04.jpgjpg SummerRadiance04.jpg manage 55 K 04 Apr 2015 - 03:16 Main.TLaurin Photo by Elladan McLeester
SummerRadiance06.JPGJPG SummerRadiance06.JPG manage 71 K 09 Apr 2015 - 03:05 Main.TLaurin Photo by John Weiler
Summer_Radiance_Clump.jpgjpg Summer_Radiance_Clump.jpg manage 54 K 25 Nov 2010 - 22:44 BettyWilkerson A clump as it blooms in the spring at the display garden in Bowling Green KY. Then blooms again the end of June or first of July.
Summer_Radiance_I.jpgjpg Summer_Radiance_I.jpg manage 35 K 25 Nov 2010 - 22:43 BettyWilkerson  
Summer_Radiance_KWW.jpgjpg Summer_Radiance_KWW.jpg manage 54 K 20 Jan 2017 - 19:00 Main.KWalker Photo by Ken Walker; AIS 2012 Convention
summerradiance01.jpgjpg summerradiance01.jpg manage 45 K 01 Nov 2014 - 12:48 Main.TLaurin Photo by Pleasants Valley Iris Farm
summerradiance9.jpgjpg summerradiance9.jpg manage 228 K 20 Feb 2023 - 15:05 Main.TLaurin Photo by George Bacon-Breezeway Iris Garden
summerradiance90.jpgjpg summerradiance90.jpg manage 225 K 20 Feb 2023 - 15:05 Main.TLaurin Photo by George Bacon-Breezeway Iris Garden
Topic revision: r19 - 20 Feb 2023, Harloiris
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