Q: Do you recommend chelated iron fertilizer for citrus? A: All the fertilizers for fruit trees (that includes citrus) are applied very early in the season, as early as possible but usually between ...

Q: When should I fertilize my roses? Is it OK to use fertilizer stakes? They are starting to bud now. A: Fertilize them any time now. They are fertilized sometime toward the end of January when growth ...

Iron chlorosis is shown in this pin oak in the final stages before the tree died. Treat it by applying chelated iron and a sulfur soil acidifier to the shrubs and vines. Neil Sperry Special to the ...