TETRAPLOIDS

 

In the tetraploid hybridizing program, the original focus at Adena Daylilies was to be the development of better northern hardy whites and reds, with a secondary focus on edges, both metallic and picotee.  While we are still working on those goals, the primary focus at this time is on developing northern rebloom and we have had promising results.

 

WHITES:

 

Our white program has made some significant advances in the past 2 seasons.  Like that of so many others, we use many of the fine Stamile introductions, particularly GREAT WHITE.  Though it is a slow growing evergreen, GW exhibits excellent plant habits in our garden, with an especially good scape and, when crossed with rock hardy partners, produces many hardy, well branched seedlings.  However, we are also using more and more introductions from northern hybridizers.  Melanie Mason, Phil Korth and Nan Ripley have produced some excellent near whites that should be better known and there are other northern hybridizers working in this color range who are producing excellent plants.

 

Also, we are exploring a path which others have traveled by crossing pinks with very light lavenders and purples to get white seedlings and we are having some success.  We are also crossing lemon yellows with whites.

 

                                    1                                           2                                           3                                           3a

          

 

The seedlings above are from a cross of GREAT WHITE x J. T. DAVIS.  Anyone who grows either plant knows that while they are great parents, they also both grow and increase slowly.  These seedlings also have this trait but they are so beautiful that I have hybridized with them and rather heavily at that.   Easily hardy in my worst soil, easily fertile both ways, all three seedlings are low growing on 18 in., heavily budded scapes.  Seedlings 1 and 2 will never be introduced (though 2 is the best white I have ever seen) because they just will not increase, remaining 1 fan each after 2 years of bloom.  Seedling 3/3a had 2 scapes with 3 - 4 way lateral branching with 22 - 26 buds in its second year of growth, plus it sent up a rebloom scape and had a proliferation.  Unfortunately, there are only 3 fans right now so introduction is likely a few years off though I moved it into a better bed and the piece I took into the greenhouse this winter immediately put up a small side fan.

 

Oh yeah, one other thing, many J.T. DAVIS seedlings have opening issues due to their edges.  This past summer, seedling 3 had 5 total blooms on all 3 scapes that were hung up and not open in the morning, but by noon, 4 of those blooms had released and were fully open.

 

                    1                                        2                                         3                                               3a

          

 

These seedlings shown above are from a cross of DIAMONDS AND PEARLS x CLARIFICATION.  In a very short cross of 5 seedlings, all of them were near whites The only reason I can figure for this result, coming from a cross of a gold edged pinkish lavender parent and a mauve/lavender petaled, black-purple eyed and edged parent is that we are seeing recessive genes going back to ADMIRAL’S BRAID, a grandparent on both sides.

 

But ADMIRAL’S BRAID is a very poor plant here and these seedlings are not poor at all.  They are all 24 in. or taller, increase well, open well, are pod and pollen fertile, have good foliage, and are easily hardy.  Seedling 3 is the best; 26 in. tall with 3 lateral branches and a 6 in. bloom of excellent substance, the first photo (3) is an early season bloom taken at noon and the bloom has bleached to a near white The second bloom (3a, courtesy of Mike Huben) is a late season bloom taken before 9 a.m. where the bloom is a pinkish cream and the edge is developed a little more due to the late July heat.

 

 

                          1                                            2                                             3                                          4

                 

 

Here are some more near white seedlings we have developed and are using in our hybridizing program.

 

Seedling #1 is a cross of WOMEN SEEKING MEN x WHITE PERFECTION and has a 34 in. scape, 3-way, wide lateral branching, 7 in. blooms and is fertile both ways.  It is also quite vigorous.  I have crossed it with almost every other fancy white seedling I have because of the good traits it exhibits.  There is another nice white seedling from this cross, plus some pink and lavender seedlings that demonstrate potential as breeders.

 

Seedling #2 is a cross of SHERRY LANE CARR x UNKNOWN (most likely GREAT WHITE.)

 

Seedling #3 is from a cross of PEARL HARBOR x WHITE PERFECTION

 

Seedling # 4 is from a cross of GREAT WHITE x NORDIC MIST.  This seedling already demonstrates excellent potential as a parent as the 5 seedling photos below demonstrate – the cross is PRIVATE SHOWING X (GREAT WHITE x NORDIC MIST) The seedlings belong to Mike Lyons and I am growing them for him…

 

 

            

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