I have been using this fairly new product for the first time this season it's called Recharge it is a professional strength microbial. and is formulated with beneficial bacteria and mychorrixae, humic acid fulvic acid amino acid and even molasses and a bunch of other things. It is one of the best products I've ever used for my plumerias you will definitely notice a different in your specimens I use it on everything in the yard now vegetables roses Etc you can find it online and it's made by Real Growers. I have never given a testimonial on a product here before but people give it a try, you will love it