Perlite #8 X-Large & Bulky 4 cu.ft. bag [Case of 15] bloom and odor molecules

and odor molecules

The HI 97500 features a low battery indicator and automatic shut-off feature that turns the meter off after 7 minutes of non-use

5 year warranty on ballast electrical components

Another feature of the angled protrusions on the containers is that they not only force roots downward to the air hole for proper air pruning

- Precise external temperature sensor on 20 inch (50 cm) cable to place at plants top level: ±1

Perlite #8 X-Large & Bulky 4 cu.ft. bag [Case of 15] bloom and odor moleculesCase Quantity is: 15 No 8 Perlite features EXTRA LARGE and BULKY coarse particles which maximize nutrient uptake, drainage, and aeration and help prevent water rot at the root level. Perlite can be used as a stand alone medium in drip systems or as a mix in element with other growth mediums, and works especially well for plants that need excellent drainage.