Mark wrote, "He says when he keeps the boron levels in the soil at 1.5 ppm
and the copper at 12-15 ppm rust is no longer a problem."
Mark,
What kind of Rust(s?) does it control? It doesn't work on White Pine
Blister Rust. My raspberries get a Rust during moist seasons that I haven't
identified because it isn't serious enough to treat. My garden and orchard
is constantly monitored for micronutrients.
Jim Fruth
Brambleberry Farm
Pequot Lakes, MN 56472
For jams, jellies & syrups:
www.bberryfarm.com
(877)265-6856 [Store]
(218)831-7018 [My Cell]