FREE SHIPPING ALERT! ORDERS OVER $150 SHIP FREE – STOCK UP NOW!

🔥 GROWER'S CLEARANCE – UP TO 50% OFF | SHOP NOW

Silica

4 products
Availability Show all Availability
Price
  • -
Show all Price
Brand Show all Brand
15% Off Sold Out
Grotek - Gro-Silic - Highly Concentrated Liquid Silicon Supplement Grotek - Gro-Silic - Highly Concentrated Liquid Silicon Supplement
from $28.95
from $28.95
$33.95
Grotek Gro-Silic is a powerful monosilicic acid-based liquid silicon supplement designed for soilless and hydroponic systems. This concentrated formula delivers plant-available silicon to enhance p...
15% Off
Advanced Nutrients - Rhino Skin - Potassium Silicate Plant Strengthener
from $21.25
from $21.25
$24.99
Fortify your plants and prepare them for heavy yields with Advanced Nutrients Rhino Skin, a powerful potassium silicate biostimulant designed to strengthen your high-value crops. By integrating the...
15% Off Sold Out
NPK - RAW Silica - 45% Silicon Dioxide for Strong Stems and Cell Walls
from $16.95
from $16.95
$19.95
NPK RAW Silica offers an unparalleled concentration of 45% Silicon Dioxide, making it the highest available to home gardeners. This potent supplement is flowable, suspendable in water, and naturall...
Black Swallow Wollastonite Rock Dust – Organic Silica for Stronger Plants & Soil Health Black Swallow Wollastonite Rock Dust – Organic Silica for Stronger Plants & Soil Health
$12.95
$12.95
Black Swallow Wollastonite Rock Dust is a high-quality, calcium silicate rock dust sourced from a high-grade deposit near Seeleys Bay in Ontario. Rich in silica (27%), calcium (16.5%), and magnesiu...
Guided Grow Support

Connect with our team for expert guidance on your growing journey.

Call Us – 289-878-5444

Need help? Give us a call for assistance with any questions or concerns you may have.

Check Our FAQs for Answers

Looking for quick answers? Visit our FAQ section to find solutions to common questions

Contact Us

info@plantwellinc.com

721 Main Street East, Milton, Ontario, L9T 3Z3

About Us

At Plantwell, we're dedicated to helping you grow. We believe every grower deserves access to quality tools, expert guidance, and a supportive community. Join us as we cultivate growth together, one plant—and one grower—at a time.

Popular Collections

Quick links

  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Visa