On 13 Sep, 18:52, Broadback wrote:
Years ago I went to a talk on cuttings, there they recommended that a
seed of corn was pushed into the bottom of the stem of the plant. Later
when the corn had germinated simply pull it out. That was thought to
greatly assist the root growth.

How annoying! I have the feeling I have heard something about this but
can't find where - do you have more info on this or do you know where
we could get it?