Answers
Symptoms on Fig. 2 could be caused by iron deficiency, and symptoms on Fig. 1 and 2 - water and heat stress. There is no enough soil for stable water supply of plants.
Posted
by: alex ignatov
(1 point)
Posted: May 29, 2016
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How long have they been planted? I cannot really tell from the pictures but do any of the spots have a yellow halo around them? almost 9 years ago.
No yellow, it's browning and curling at those areas almost 9 years ago.