CULT: winter hardiness


Linda Mann has requested I post a summary about how well my various
cultivars performed through the winter...including rot susceptibility...and
which ones increased like gangbusters versus which ones stayed dormant
(hibernated).

Type Cultivar              Hybridizer      Year  Fans  Rot
---- --------------------- --------------- ----  ----  --------
IB   Alene's Other Lover   Dean            1984  7
TB   Autumn Bugler         F. Jones        1986        severe
BB   Autumn Orangelite     G. Brown        1962  7
TB   Babbling Brook        Keppell         1966        moderate
BB   Batik                 Ensminger       1968
SDB  Be Happy              Aitken          1990  6
TB   Before the Storm      Innerst         1989  2     moderate
AB   Boaz                  Hunt            1980        severe
AB   Cairo Love Song       Nichols         1978  11
TB   Calypso Mood          Schreiner       1989  6     moderate
TB   Champagne Elegance    Niswonger       1987        moderate
TB   Chinese Treasure      Blyth           1983        light
MDB  Ditto                 Hager           1982  7     light
AB   Esther the Queen      Hunt            1968        light
AB   Fourteen for Rachel   Hunt            1977  11
TB   Gideon Victorious     Miller          1985        moderate
TB   Ginger Swirl          Schreiner       1985        severe
TB   Grand Canyon          Kleinsorge      1941
TB   Green & Gifted        Blyth           1989        light
AB   Green Eyed Sheba      Boswell         1984  12
MDB  Hey There             Lankow          1992  6
TB   Honky Tonk Blues      Schreiner       1988
TB   Inca Queen            Blyth           1983
MDB  Irish Doll            A. Brown        1963
SDB  Jade Jewels           Aitken          1989  6     light
SDB  Jade Stone            Niswonger       1994
SDB  Jewel Baby            Hall            1984        light
AB   Jewel of Omar         Boswell         1986  9
SDB  Kentucky Bluegrass    ?               ?     14
TB   Lady Essex            Zurbrigg        1991        severe
MTB  Lodestar              Hall            1925
TB   Louvois               Cayeux          1936        * died *
MDB  Maya Mint             Machulak        1986  9.5
TB   Mother Earth          Hager           1988        moderate
AB   Opals for Ethel       McAllister      1984  6
AB   Satan's Mistress      Seligmann       1983
AB   Solomon's Shield      Hunt/McAllister 1985  2
SDB  Spark Plug            Byers           1989        light
SDB  Squiddler             Innerst         1995
TB   Superstition          Schreiner       1977  7     moderate
TB   Thornbird             Byers           1989
TB   Touch of Bronze       Blyth           1984
TB   Traitor               Jameson         1994        moderate
TB   Uriah the Hittite     Miller          1979
TB   Vitafire              Schreiner       1968        severe
TB   Winterland            Byers           1990        moderate
MDB  Zipper                Zindt           1979


Fans:  This number is how many fans were on the rhizome at the end of
March-1998.  All rhizomes were newly planted in July-1997.  If there is no
number specified, it's because there was between 3 & 6 fans and I didn't
bother to record it exactly.  Fractional numbers result from taking the
average number of fans from the multiple rhizomes I planted.

I thought HONKY TONK BLUES had died of soft rot in February, but it turns
out that it was LOUVOIS instead.  My mistake!  HONKY TONK BLUES is
performing better than most TB rhizomes here!  LOUVOIS died of just
"general" winter conditions.  All the other rot damage occurred during our
freak earaly-March freeze where temperatures dropped to 7 deg F almost
every night for almost a week.  Two-thirds of the USA experienced this
arctic blast, so I'd be interested to compare notes with you on that.  Also
keep in mind that my rhizomes were not mulched at all...no sand, no snow,
no nothing to protect them from the cold.

Please realize that individual results are dependent on the sizes of the
rhizomes when planted.  You should have very similar results, in general,
if  you live around Cincinnati, Ohio or have a similar winter climate.

Feedback, both private and public, is most welcome!  By the way, nothing is
ready to bloom yet here.


Dennis Kramb; dkramb@tso.cin.ix.net
Cincinnati, Ohio USA; USDA Zone 6; AIS Region 6
Member of AIS, ASI, HIPS, RIS, SIGNA, & Miami Valley Iris Society
Primary Interests: Hybridizing Arilbreds, Raising Native Ohio Species Irises




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