Grodan Gro-Blocks Improved with our Advanced Wetting Agent. In the scientific trials, plants grown in these new blocks had faster rooting-in, higher yields, improved quality, and less water and nutrient usage throughout the entire crop cycle. 6 x 6 x 6 inch Growing blocks with 1-1/2 inch hole for smaller
BIG MAMA is the largest block ever produced by Grodan. It is 8″ square and contains over twice the amount of wool as the popular Hugo block. When your plant outgrows its current block, just place it on top of Big Mama BIG MAMA is solid wool and does not
6 x 6 x 6 inch Growing blocks with 1-1/2 inch hole for smaller cubes. Used for growing real big plants. These cubes work best with a drip system. In a flood system the top half can dry out quickly and lead to salt buildup so rinse with water or
Gro-Slabs are for the second or third stage of a plant’s life. Slabs are available in a variety of sizes and come with instructions on the wrapping. These slabs come in clearly marked biodegradable UV resistant poly sleeves. The poly sleeves have several functions; Comfort in handling. Preventing algae growth.
Macroplugs have a slit that allows for easy insertion of a cutting or bare-root plant. These round plugs fit perfectly into our Gro-Blocks™. For best results with these Macroplugs always insert them in the Grodan Gro-Smart tray. The individual cells will make sure that the plugs stay closed around the
Grow-Cubes are small 1/4” cubes of stonewool (Rockwool). There are several advantages; Grow-Cubes stack on top of each other leaving air space in between them this promotes root growth. Each cube has four surfaces from which excess water can drain. This way, even if you water a lot, the Grow-Cubes
Grow Chunks are quite similar to the Grow Cubes. The larger size makes Grow Chunks hold onto moisture and nutrients longer than the Grow Cubes giving you a little more time between watering. Like our other loose media, Grow Chunks can be mixed with other media and used in any
A-Ok Starter Plugs™ are for starting seeds and rooting cuttings prior to plugging into larger Gro-Blocks™. The 1.5” size work perfectly in the Gro-Smart tray. The advantage of the Gro-Smart tray is it elevates the plugs above the waterline and ensures good airflow around the plugs. A-Ok plugs come labeled
Whether starting your seeds and cuttings in A-OK Starters, Macroplugs, or Mini-Blocks it is a good idea to transplant into a 3” or 4” block. You know it’s time to transplant to the Gro-Block when roots coming out of the starter are about 1” long. Just place your Mini-Block on
Whether starting your seeds and cuttings in A-OK Starters, Macroplugs, or Mini-Blocks it is a good idea to transplant into a 3” or 4” block. You know it’s time to transplant to the Gro-Block when roots coming out of the starter are about 1” long. Just place your Mini-Block on
Starter MINI-BLOCKS™ can sit in a tray (flat) without support for easy starting of seeds and cuttings. They are individually wrapped in white plastic to minimize algae growth. For best results put them on the flat side of the GRO-SMART Tray™ to ensure good airflow around the cubes. Remove wrapping
Whether starting your seeds and cuttings in A-OK Starters, Macroplugs, or Mini-Blocks it is a good idea to transplant into a 3” or 4” block. You know it’s time to transplant to the Gro-Block when roots coming out of the starter are about 1” long. Just place your Mini-Block on
Heavy duty double sided tray for starting great plants in Grodan. Dimensions: 9.25”x20”x2”(23.5cmx50cmx5cm) Weight per tray: 1.8 lbs! Pefectly fits in any standard 10×20 flat Propagate great clones by keeping your Grodan starters elevated away from the water at the bottom of the flat. 78 cells on one side; perfect
