Halatool 1 Inch Rockwool Cubes for Hydroponics, 100 Plugs Seed Starter Cube

You will get 2 sheets of 1-inch rockwool, a total of 100 pieces of rockwool cubes. These rockwool cubes will be great for your gardening needs, are just the thing for starting seeds and cuttings

This rockwool is very effective hydroponics supplies, made of high-quality basalt, centrifuged at high speed to form fibers after being melted at high temperature, and compressed into blocks through proprietary process, soft and even texture, good water absorption and strong air permeability, which is helpful to the growth of roots

Please cut the rockwool into cubes according to your needs with a knife before soaking. Then simply soak the cubes briefly (10 sec) in a nutrient solution to adjust its EC and pH value to the range required by your seeds. The optimum pH for most plant seeds is about 5.5. Then control the suitable moisture, illumination and temperature to improve germination rate of seeds. When the robust roots penetrate through th…

Rockwool grow cubes keep the seeds long enough to establish a root system because of they have high water absorption while retain a lot of oxygen, you can cut it into different sizes, cubes will not sepreate after immersion, easily transplant to net pots, soil, planting machine after rootted

These rockwool starter plugs have good moisturizing effect and handy planting hole, widely used in hydroponics, seed starting, rooting, plant propagation, cloning systems and so on. Much convenient than starting in the soil, these are great for planting enthusiasts and commercial growers