Ona Block Fresh Linen -- 6 oz Filters they continue to multiply until

they continue to multiply until they reach the insect's hemolyph (blood)

Apply directly to the grow media every two weeks

OMRI-certified organic coco coir

Our pH adjustment products are of superior quality and stability compared to the cheaper

Ona Block Fresh Linen -- 6 oz Filters they continue to multiply untilThe ONA Block Fresh Linen is ideal for small areas such as closets, foyers, attics, cars, gym bags, boats, kitchens, garbage cans, cupboards or vents. Simply remove the cap, or punch several small holes in the cap and place in desired location. The ONA Block measures 3" x 3" and will fit in most places. The ONA Block will release its powerful odor neutralizing agent and keep the location free from undesirable odors. Replace as necessary.