A-OK Starter Plugs™ for starting seeds and rooting of cuttings prior to plugging into the larger Gro-Blocks. A-OK Starter Plugs™ come labeled with instructions in a shrink-wrapped sheet that fits a standard 10 x 20 tray (flat). Note: Item #713020 is supplied without shrink wrap.
All-purpose Measure Master® Graduated Containers feature easy-to-read US oz and metric mm graduations. Positioned right on the container is our simple conversion chart for use as a reference guide for other commonly used measurements. Measure Master® Graduated Containers are made from an impact-resistant and translucent plastic for durability and clear view of liquid levels. Available in 5 different sizes: 8 oz/250 ml 16 oz/500 ml 32 oz/1000 ml 64 oz/2000 ml and 120 oz/5000 ml.
"Grodan A-OK 25/40 - 1 inch Starter PlugsThese square size plugs are connected to each other at the top of the plug forming a sheet fitting a 10/20 tray.Grodan plugs are meticulously designed to streamline the growing process