Cal Max Hard is an Calcium, Magnesium and Boron solution of high quality and concentration. It has shown to be one of TNA’s best products in terms of yield, quality and affordability. Cal Max Hard is a favorite among Thai fruit farms of Mango, Durian and other high value export crops. It greatly increases quality, skin strength and color. 

Calcium and boron are immobile elements. That is, once set in place within the plant, these 2 elements will not be translocated to other areas of the plant. This is why foliar spraying has proven to be the most effective way of feeding these nutrients.

Benefits:

• Promotes pollination
• Prevents fruit and flower drop
• Reduces cracked and spoiled fruits
• Increases strength on fruit’s surface.

Packing Sizes: 200 Liter, 20 Liter, 5 Liter, 1 Liter, 500ml, 250ml