By Pershore18
United Kingdom 
my acer has small black sticky caterpillers on the leaves, How can i get rid of them?i pick them off daily,but they keep returning. please anyone....HELP....Mary.
4 May, 2011
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« What is eating my bearded iris? I don't see any sign of slugs, no trails, but...
You could spray with a solution of organic washing up liquid in water.
4 May, 2011