The amount of moisture or water vapor present in the air compared to the maximum amount the air can hold at a given temperature, expressed as a percentage. In cannabis cultivation, maintaining the proper relative humidity is crucial for optimal plant growth, as it affects water absorption, nutrient uptake, and the overall health of the plant.
In the Wild — Example
The RH in the drying room stayed between 58 and 62 percent throughout the two-week dry.
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