Mid-May Freeze in a Zone 3 Canadian Garden
A few nights of frost? The daylilies should be fine. The foliage pictures are of daylilies covered in frost during lots of active growth. As long as the daylilies don’t have scapes with buds on them, they should be fine even if they are laying flat out. In 2015 we had 11 nights of May freezing temps including -5.8 C and -4.4 C.…
The Super Hardy
This gallery contains 9 photos.
The winter of 2013-2014 led to the selection of a few super hardy daylilies for zone 3. No tree, snow, or mulch protection -30C plus windchill. All that was left in the open were these six. Winter 2014-2015 should lead to more discoveries as January had 2 weeks of no snow cover and plus temperature. Karl suggests…
Botrytis Resistance
It took 40 years before weather conditions were wet enough for botrytis to affect lilies here at the farm in Lucky Lake, Saskatchewan. Since 2010 botrytis resistance has been an obvious goal. Here are three cultivars that show good resistance. Tetraploid pollen used on Iowa Rose results in easy seed. Poorer results on Morden Butterfly. Not Centurion being a diploid asiatic lily…