Check out this chart:

http://www.greenmanspage.com/guides/tables.html

BORON (B)
Growing shoots turn grey or die. Growing shoots appear burnt. Treat with one teaspoon of Boric acid (sold as eyewash) per gallon of water.
Perp Reviewed by Perp on . ne1 know how to fix a Boron deficiency? read the title Rating: 5