[NAFEX] anchorage of apple trees
list at ginda.us
Sun Dec 7 11:20:22 EST 2008
People have been talking about how well anchored apples are on M7 vs.
M111 and similar questions. What, exactly, is anchorage? Is it the
likelihood a tree will blow over, leaving it's roots in the air.
(Or, the ability to withstand that sort of thing, I guess.) Is it
the sturdiness of the trunk, and whether the trunk needs staking to
keep it growing upright rather than leaning over? These strike me as
different characteristics - one mostly a quality of the trunk and the
other of the roots. (Although of course the rootstock can affect the
quality of the trunk, otherwise there wouldn't be dwarfing rootstocks.)
I have a few different rootstocks (M7, M111, G30, a wild crab) but my
trees are in partial shade and young, so my experience probably isn't
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