Humic Acids, Granular (5 lb Box) Shirt Our greenhouse film spring lock

Our greenhouse film spring lock attachment ensures that your greenhouse covering can hold up in high winds and harsh environments

Heavy duty

25 plants per square foot

Hiring & managing labor

It is UV-resistant and can endure various weather conditions

Humic Acids, Granular (5 lb Box) Shirt Our greenhouse film spring lockGranular Humic Acids is a highly concentrated source of humic substances that is ideal for use on fields, turf, and vegetable gardens. Carefully mined from one of the world's richest deposits, it is derived from the ancient remains of decomposed organic plant materials and may increase micronutrient uptake by plants. Naturally occurring, unaltered oxidized lignite, crushed, screened and graded to a particle size of 1 3 mm. Use for vegetable gardens &