Wonderful raise in production on a 4 years old Grape tree by using Arin Fertilizer

Here is a 4 years old Grape tree which it’s the second year of fruiting.
As the owner says, last year he could only get 3 single grape cluster on the tree. But this year he used about 50g of Arin Fertilizer for this tree, and as you can see, there could be like more than 100 single grape cluster on the branches. It also helped the greenness of the leaves…