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The Verdure Grow Hub

Guides, calculators, and deep dives written for growers who want to understand their systems — not just follow instructions.

1 guide in Solar
Solar

Solar Sizing for Grow Rooms: How to Calculate What You Actually Need

Running a grow room on solar requires more planning than a standard home installation — the load is large, concentrated, and runs on a fixed schedule. Here's how to calculate panel, battery, and inverter sizing so your system actually delivers.

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Verdure-built calculators. Enter your numbers — get immediate, accurate answers without digging through forums.

VPD Calculator

Vapor pressure deficit from temperature & humidity

Current VPD
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Enter your temperature and humidity above.

Lighting Calculator

Recommended wattage from room dimensions & stage

Recommended Wattage
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Enter room size above.

Nutrient Dilution Calculator

ml per gallon to hit your target EC

Nutrient to Add
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Enter your reservoir size and target EC.

Solar Sizing Tool

Panel wattage & battery capacity for your grow room

Not the LED's marketed "equivalent" wattage — check the spec sheet for actual watts pulled from the wall. HPS/MH/CMH nameplate wattage is generally accurate as-is.
Recommended
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Enter your equipment wattage above.