MontanaGrow Organic Granular Silicon (25 lb)

MontanaGrow Organic Granular Silicon (25 lb) is a naturally produced plant-available silicon amendment that builds strong roots, stems, and foliage. Derived from volcanic tuff mined minerals, it improves yield and quality by boosting nutrient uptake and chlorophyll production, and its highly absorbent granules help soils retain moisture for less frequent watering.

At a glance

• Type: Granular silicon soil amendment
• Source: Volcanic tuff mined minerals
• Analysis: 76% silicon dioxide, 24% inert material
• Size: 25 lb bag
• Form: Granular (low dust application)
• Improves soil texture and moisture retention

Best for

• Strengthening cell walls for pest and stress resistance
• Improving nutrient uptake and yield
• Boosting moisture retention in sandy or fast-draining soils
• Pre-plant soil prep and top dressing
• Amending potting and container mixes
• Organic and sustainable growing

How to use

For pre-planting, mix into the soil at 1 to 2 pounds per 100 square feet before establishing crops. For established plants, top dress the same rate around the base. When potting or transplanting, add 1 to 2 tablespoons per gallon of mix. Water the area thoroughly after application to help the granules release silicon into the soil.

About Grow Organic

Grow Organic supplies natural soil amendments and garden essentials to help growers build healthy, productive soil.