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Whether you use these containers hydroponically or with soil-based growing
Long-term drift is under 2% per year
It offers the benefit of being highly concentrated
That is where the per-unit cost comes down at this volume
Boveda 62% 4g Unwrapped Bulk - 600 Pack Cal Mag Additives Whether you use these containersBoveda 4g 62% Unwrapped Bulk Humidity Control Packs, 600 Count The thing that catches people out with unwrapped bulk is when the clock starts. It starts when the case opens, not when a pack goes into a jar. Every one of the 600 begins equalizing with the room at that moment. Each 4 g pack holds a half ounce at 62% RH, adding or pulling moisture as a sealed jar drifts. Boveda's own figure is 15% higher weight retention against material stored without
