The most commonly used is still, perhaps, rock wool. Originally used for isolation and is also known as mineral insulation, was first used as culture medium Rockwool gardeners Dane. Now, it is frequently used drip style interior gardens worldwide. Rockwool will cotton candy by a similar process: a special mix of sand and rocks, then melted into fibers by spinning the mixture of products from different shapes and sizes from 1 "cubes startup and large plates to produce 3 "x12" x36 "in size. The variety of shapes and sizes of rock wool is becoming one of the media most frequently used. The main advantages and disadvantages of this medium more and more popular are listed below. Rockwool forces WATER HOLDING – Rockwool as growing medium in hydroponic systems is that they possess a large quantity of water capable. This creates additional protection for situations where water is not delivered due to breakdowns or failures in pumps or garden tools. Capitalizing AIR – up to 18% of the air to conserve, rockwool. With this capability, there is a very low risk of mineral water, and plants are always provided with enough oxygen. Several shapes and sizes – it is a small 1 "cubes for seeds or a large plate 3×12x36 cm for large installations, Rockwool offers a variety of shapes and sizes to choose from. In addition, wool in bulk is also designed to fill containers of different plants. No dust and easy to use – for wool holds its shape almost perfect, they can not accidentally scattered. Unless packaged, usually rock wool plastic material is very clean to work simply and comfortably. Rockwool weaknesses are NOT a "Green" – made the claim, a matter which is not environmentally friendly because of its life almost unlimited collapse. HEALTH represent – the mineral particles and fibers of serious risks to health, particularly in the lung of man. Therefore, it is necessary to wear a protective mask dust while working with Rockwoll. pH PROBLEMS – because of the high pH level of the wool, it is necessary to pH in the nutrient solution and balance just to make the plants you grow. In general, the use of rock wool is more demanding work routine on the pH of your nutrient solution to maintain a stable level. Long Pre-conditioning duration – from rockwool in hydroponic system can be used, should be soaked for at least 24 hours in advance. Other culture media generally do not require pre-soaking, just as water wells themselves.
Hydroponics Gardening Guide – culture media used in hydroponics – HOW ROCKWOOL
October 19th, 2009
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