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Ships within 48 hours · Estimated delivery Oct 2 - Oct 7
and leaf spots
This is the real deal from “old school” Humboldt County
ONA PRO Gel is as close to odorless as ONA has ever come
Easiest to use CO2 controller on the market
Alarm Box and/or Sample Pot
Grower's Edge® Thermometer/Hygrometer with Sensor Size:Grower's Edge Digital Thermometer / Hygrometer w/ Remote Sensor and leaf spotsLarge screen digital readout. Wireless sensor transmits up to 50 ft. Expandable to accept 2 additional sensors. Waterproof casing is chemical and UV resistant. Displays in F or C. Wireless Sensor For use with Grower's Edge Digital Thermometer Hygrometer #716555. Transmits up to 50 ft. 2 AAA batteries included.
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