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Garden Plant diseases symptoms and remedies.

 

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  Page 13
Garden Plant Symptons - Leaves Distorted
 
Tarsonemid mites
(leaves distorted)
Plants affected:
Begonias,dahlias,fuchias,gerberas,pot cyclamens,ferns and other greenhouse plants.
Symptoms:
Leaves distorted in severe infestations, or slightly curled at edges: slightly thickened and brittle.
Tarsonemid mite. Picture of infected leaf
Treatment:
Apply sulphur dust.
 
Leaf rolling rose sawflies
(leaves distorted)
Plants affected:
Bush and climbing roses.
Symptoms:
Leaves tightly rolled down along their whole length.
Leaf rolling rose sawflies. Image of infected leaf.
Treatment:
Remove and burn affected leaves in May and early June if possible, or spray with trichlorphon,BHC or a systemic insecticide at fortnightly intervals in May.
 
Lilac leaf miners
(leaves distorted)
Plants affected: Lilacs and privet.
Symptoms:  Tissues of leaves almost completely eaten away; leaves distorted and rolled.
Plant disease symptons-Lilac leaf miners
Treatment: Pick off and burn affected leaves and spray with BHC in May. Repeat if necessary.
 
Phlox eelworms
(leaves distorted)
Plants affected: Perennial phlox.
Symptoms:  Young leaves unisually narrow and die off prematurely.
Plant disease symptons-Phlox eelworms
Treatment:  Remove and burn severely affected plants. Clean stocks may be raised by taking root cuttings, but do not replant in infected soil.
 
 
 
 
Moths on garden plants
 
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