Boron Deficiency in Shade Trees for Tea

Shade Trees for Tea

Without sufficient boron, shade trees can suffer dieback, malformed leaves, cracked bark, and excessive side-shoot growth. Silver oak trees can also suffer necrosis of the cambium.

U.S. Borax, part of Rio Tinto, is a global leader in the supply and science of borates—naturally-occurring minerals containing boron and other elements. We are 1,000 people serving 500 customers with more than 1,700 delivery locations globally. We supply 30% of the world’s need for refined borates from our world-class mine in Boron, California, about 100 miles northeast of Los Angeles.  Learn more about Rio Tinto.

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