Click or scroll to zoom Tap or pinch to zoom 72-Cell Square Plug Flat Insert by Hydrofarm Sale $2.29 SKU 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to Cart Currently we have 27 quantity in stock. Don’t see the quantity you are looking for? Please call (702) 413-6300 or email us at firstname.lastname@example.org for assistance. Use this 72 cell pack insert with coco plugs, regular soil, or soilless mixes to plant seeds or cuttings. Fits into heavy duty Cut Kit Tray and all standard seed flats.