I'm sure someone more knowledgable than me will post something for you, but my gut feeling is that this timing could vary from variety to variety and even from tree to tree. I use NDemand 30 from Wilber Ellis. Some of these products might stain fruit and may have a waiting period. Good luck and I have had the same question myself... http://ag.wilburellis.com/products/pages/NDemand30L30-0-0.aspx?Type=Foliar-applied&main=Plant%20Nutrition&title=NDemand ®%2030L%2030-0-0&cat=ag
On Tue, Sep 18, 2012 at 7:19 PM, Lee and Vivien Williamson < leeandviv...@bigpond.com> wrote: > Hello all,**** > > ** ** > > Can anybody tell me when senescence in apple trees actually starts and > finishes? I understand what senescence is and how it works, at least in > laymen’s terms, but I’m interested from the perspective of applying foliar > post harvest fertilisers. When are the leaves at their most receptive in > terms of absorbing the nutrients and despatching them to the roots for > storage over the Winter months? Should the PHF be applied immediately > after harvest or is it more advantageous to wait until the leaves have > started to change colour? And if so, what shade should they be? At what > point do the leaves stop absorbing the nutrients because the cells are too > ‘old’, in other words at what point am I wasting time and money? And I > imagine that it is better to apply the PHF in stages rather than in one > large hit, for example, three applications of nitrogen at two percent > rather than one at six percent?**** > > ** ** > > Any advice and insights would be greatly appreciated.**** > > ** ** > > Thank you all.**** > > ** ** > > Lee Williamson**** > > Eden Gardens Orchard**** > > Western Australia**** > > _______________________________________________ > apple-crop mailing list > apple-crop@virtualorchard.net > http://virtualorchard.net/mailman/listinfo/apple-crop > >
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