Boveda 62% 1g Square - 1500 Pack GrowLite 5-4Support 4-0-0 (Cal-Mag + Secondary

5-4Support 4-0-0 (Cal-Mag + Secondary Macros)Structure (Silica)FlaVUH 2-0-0 (Biostimulant + Oil Production)Flower 0-3-4Expand 0-4-4 (Flower Booster)

FDA-approved and BPA-free

we include a Replacement Indicator Card with each pack

Foaming Down a Grow Room Between Cycles

Clean and assemble unit

Boveda 62% 1g Square - 1500 Pack GrowLite 5-4Support 4-0-0 (Cal-Mag + SecondaryBoveda 1g 62% Square Humidity Control Packs, 1,500 Count Each 1 g square pack holds up to an eighth, or 3. 5 g, at 62% RH. Pure water vapor crosses a reverse osmosis membrane in both directions, so a tube that dries out recovers. Square format sits flat against a lid or in the base of a jar. The Square Format for Tubes and Small Jars At 1,500 per case this is the packaging line format. The square shape is the one for tubes and small jars with a round