Welcome to GrowTime!

Collection:

Silica

13 products
Show:
Regular price from $19.99
Sale price from $19.99
Regular price
Unit price
per 
SiLicium facilitates the absorption and regulation of macro and micronutrients within plants through xylem, enhancing their growth and development. It strengthens stems, leaves, and overall biomas...
Choose Options
Regular price $21.99
Sale price $21.99
Regular price
Unit price
per 
Boost your plants with Botanicare Silica Blast 1qt! This powerful formula helps strengthen cell walls and promotes healthy growth. Give your plants the essential nutrients they need for strong, vib...
Regular price $29.99
Sale price $29.99
Regular price
Unit price
per 
Enhance the strength and resilience of your plants with General Hydroponics Armor Si 1qt! This powerful solution contains silicic acid, which improves plant health and helps them withstand stressor...
Regular price $127.99
Sale price $127.99
Regular price
Unit price
per 
Boost your plants' strength and durability with Advanced Nutrients Rhino Skin 4L! This powerful formula contains essential ingredients that strengthen cell walls, increasing resistance to pests, di...
Regular price from $99.99
Sale price from $99.99
Regular price
Unit price
per 
Mills is the first company to offer a highly bioavailable and soluble form of silica with Vitalize. A breakthrough in plant health and growth. Promotion of plant growth and vitality Vitalize i...
Choose Options
Regular price $39.99
Sale price $39.99
Regular price
Unit price
per 
  Safeguard your grow with Rhino Skin®, a potassium silicate biostimulant that strengthens your high-value plants. We carefully selected the most soluble forms and bioavailable forms of this natura...
Sold Out
Regular price $44.99
Sale price $44.99
Regular price
Unit price
per 
Botanicare silica blast yield enhancer. Helps strengthen plant tissue helping plants flourish in adverse environmental conditions such as heat, drought, and frost. For use in container gardens or s...
Regular price from $19.99
Sale price from $19.99
Regular price
Unit price
per 
SiLicium Bloom, tailored for 12/12 flower cycles, fosters larger flowers and fruits while mitigating “salt stress.” Its formulation, rich in monosilicic acid and fulvic agents, facilitates phospho...
Choose Options
Regular price from $14.85
Sale price from $14.85
Regular price
Unit price
per 
RAW Silica contains 45% silicon dioxide, one of the highest concentrations available in a flowable, water-compatible form. pH neutral and clean, it can be used throughout growth and bloom to suppor...
Choose Options
50% Off
Regular price $125.00
Sale price $125.00
Regular price $250.00
Unit price
per 
PowerSI Granular is an extended release top-dress proprietary silica.  These ingredients play a key role in releasing locked up nutrients from the soil.  Naturally generated silica is available to ...
Sold Out
Regular price $299.99
Sale price $299.99
Regular price
Unit price
per 
Mammoth Silica® increases plant strength and stature and guards against environmental and pest pressure during all plant growth stages. Mammoth Silica is easy to mix and apply
Regular price $72.60
Sale price $72.60
Regular price
Unit price
per 
AGSIL16H is manufactured by PQ corporation and is one of the few silica products on the market that is water soluble. This simple powder will save money over buying water based Silica Bottle produc...
Sold Out
Regular price from $59.99
Sale price from $59.99
Regular price
Unit price
per 
Mammoth Silica® increases plant strength and stature and guards against environmental and pest pressure during all plant growth stages. Mammoth Silica is easy to mix and apply.

Featured brands!