Grodan new whitepaper on mineral wool efficiency
Is there scientific proof that growing on mineral wool is more efficient in use of fertilizers than in soil or in organic substrates?
Mastering the use of Substrates in Hydroponics
By Karla Garcia and Deidre Hughes Substrates are a key element in hydroponic systems. As growers, we must learn the needs of the hydroponic system and crop. Crops and hydroponic systems demand particular characteristics from growing substrates.
Growers use Grodan rockwool to produce specialty crops
While Grodan rockwool may be more often associated with greenhouse tomatoes and cucumbers, controlled environment growers are quickly learning that this substrate is an ideal choice for specialty crop production.
Grodan rockwool substrates offer growers more control
Grodan stone wool products offer the benefits of high irrigation efficiency, plant steerability and uniform crop development. Grodan stone wool substrates are made from basalt rock that is processed at a very high temperature (over 2,900ºF). This hygienic, inert substrate offers vegetable and ornamental plant growers the opportunity to control growth from propagation to harvest….
Grodan’s Stone Wool Substrate
As a commercial hydroponic grower, it is important to be able to promote the production of high quality vegetables, grown in a clean and sustainable environment. Produced from pure basalt rock, Grodan’s Stone Wool Substrate (also commonly known as Rockwool) is of the highest of grades, promoting uniform wetting and providing excellent drainage. Grodan’s proprietary…
Starting Seeds in Grodan
The most important thing when using Grodan stone wool is that you need to saturate the product fully before using it. When you don’t fully saturate it, some of the stone wool can stay dry and will be hard to get wet at a later stage (hydrophobic). A way to check if the product is…
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