Used as an alternative or adjunct to DTPA
EDDHA is ethylmediamine-di-o-hydroxyphenylacetic acid, a bonding agent which bonds to metals and elements in the soil and makes them absorbable to plants.
The copyright of the article What is EDDHA? in Desert Gardens is owned by Robert Dailey. Permission to republish What is EDDHA? in print or online must be granted by the author in writing.
