Happy 4/20. Save 20%.
For 4 days only, every LINKS product is 20% off — the hardware that monitors and controls your entire grow. Climate, lighting, irrigation, and nutrient delivery.
April 18 – 21 only · While supplies last
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Build Your System
LINKS System Builder
Answer a few questions about your grow and we'll recommend the exact LINKS equipment you need — with the option to email it to yourself or add everything to your cart.
Are you controlling lighting?
LINKS can dim and schedule your fixtures automatically.
What brand and type of lights?
Select every type you have and enter the number of zones for each. A "zone" is a group of lights controlled together.
Climate control
Select everything you want to automate and tell us how many of each. A climaLINK sensor is added automatically for each climate zone.
Irrigation
Automated valve control for precise watering and crop steering.
Each valveLINK handles 8 zones. We'll add more as needed.
Substrate sensing
terraLINK sensors track moisture (VWC), EC, and temperature in the root zone — essential for crop steering.
One terraLINK per zone. canopyLINK holds up to 8 sensors total.
Nutrient mixing & dosing
Optional: automate nutrient tanks and feed recipes.
Your Recommended Build
Your LINKS system
Shipping and tax calculated at checkout.
Your Grow, Your Way — Made Easier
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Set It & Forget It
Automate irrigation, lighting, and climate control with intuitive, plug-and-play devices.
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Dial In Perfection
Keep your plants in the ideal environment for maximum yield, terpene profile, and visual appeal.
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Grow at Your Pace
Start with a single device and expand as your garden grows—no rewiring, no headaches.