DORMANT TEMPERATURES

Kathleen Sayce kathleen.sayce@gmail.com
Thu, 19 Dec 2019 09:31:02 PST
My SA bulbs grow in an open side cold frame, basically an alpine house, with open sides and a clear top. I water green and growing bulbs no more than every two weeks, and do not water the dormant bulbs at all. The sides are closed only when prolonged subfreezing temperatures are forecast, below 28F or 2 C, which does not happen every winter. These bulbs seem to do well, though the low light levels mean many grow quite tall. 

 They include Veltheimia, Moraea, several Lycoris, and others, as it is raining now, I am not running out there to get a current inventory! This does solve the winter rain issue for me, and I have been pleased to find most tolerate near freezing temperatures very well, as they should, because desert winter climates can actually be quite cold at night. 

Kathleen 
South Coast of Washington, z8

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