On Tuesday, August 5, 2014 7:09:04 AM UTC-7, mkr5000 wrote:
On Saturday, August 2, 2014 7:49:03 PM UTC-4, David E. Ross wrote:

On 8/2/2014 8:52 AM, Higgs Boson wrote:

On Friday, August 1, 2014 5:26:50 PM UTC-7, David E. Ross wrote:

n 8/1/2014 1:13 AM, Jeff Layman wrote:


On 31/07/2014 16:00, David E. Ross wrote:

[ ...snippage]

I'll have to read up on "callous" -- never heard of that.

It's also referred to as "hardening off".

HB