WSU Extension


Common Cultural Problems
Air pollution 
Construction damage 
Desiccating wind 
Drought damage 
Fertilizer burn 
Frost injury 
Hail damage 
Lime-induced chlorosis 
Marginal leaf necrosis 
Morphological changes 
Mosses and lichens 
Needle loss 
Needle tip necrosis 
Nutrient deficiency 
Overwatering or poor drainage 
Plant girdling and circling roots 
Poor pollination 
Salt damage 
Transplant shock 
Winter desiccation 
Winter injury 

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Caption: Hail damage on salvia
Photo by: R.S. Byther
Common Cultural : Hail damage
(revision date: 4/30/2013)

Hail damage can vary from minor leaf spots and shredding to complete defoliation. Scarring of fruit may also occur. Minor damage may not be immediately apparent. Distribution of damaged plants can be limited to localized geographical areas.
Management Options

Non-Chemical Management
None recommended
Select non-chemical management options as your first choice!

Chemical Management

None recommended


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Caption: Hail damage on salvia
Photo by: R.S. Byther
Caption: Hail damage
Photo by: R. Maleike
Caption: Tattered leaves and pear fruit damaged by severe hail storm
Photo by: M. Bush