Re: Gumming of Almonds
- To: , "Mediterranean Discussion Group"
- Subject: Re: Gumming of Almonds
- From: W* v* P*
- Date: Fri, 12 Nov 1999 22:49:53 +0100
-----Oorspronkelijk bericht-----
Van: Albert <bestard@bcn.servicom.es>
Aan: willempu@worldonline.nl <willempu@worldonline.nl>; Mediterranean
Discussion Group <medit-plants@ucdavis.edu>
Datum: dinsdag 9 november 1999 7:51
Onderwerp: Re: Gumming of Almonds
Albert
My soil is a light red clay, Ph 7.5 and was ploughed every year by the
previous owner. The garden is in the Algarve, so no frost occurs. The trees
are at a slight slope, so waterlogging sounds unlikely
Wim
>
>Wim,
>
>I understand that gumming in almond trees and other Rosaceae is normally
>a symptom of some sort of stress, not a disease in itself. If you prune
>heavily you will get rid of the effects of the original problem but
>probably not of the problem itself.
>
>Down here gumming is often a symptom of lack of oxygen in root areas
>(due to soil compaction, waterlogging, etc.). Also sometimes it appears
>after damage by a heavy frost and I just learned from my plant disease
>book that it can also be a symptom of certain types of fungus (but
>doesn't say which ones nor how to treat them).
>
>What are your soil conditions like?
>
>
>
>Albert Bestard
>Collbato (near Barcelona)
>Zone 8'5 (ish)
>
>
