Foliar burn
From PLANTFACTS.OSU.EDU
1. Desiccation of leaves due to application of fertilizers or other materials in excessive concentrations.

A sample of foliar burn.
Source: http://www.winetitles.com/diagnosis/details.asp?view=268
1. Desiccation of leaves due to application of fertilizers or other materials in excessive concentrations.

A sample of foliar burn.
Source: http://www.winetitles.com/diagnosis/details.asp?view=268