If you haven't tried Sunshine Boosters Pro series amino acid based plant nutrients, now is the time. New kits for 1 plant, 4 plants and 8 plants have been added to our line up. Samples (first time buyers only) will be offered at 40% off + FREE SHIPPING for a limited time. You must apply for samples online here: https://sunshineboosters.com/samples.html. We will call to verify that you are human and then will send you a discount code good for a one time only use.