What is “hydrogel for plants” ?
It is a function polymer that can absorb water and turn to water gel. This gel will release water back when plants need.So we can regard it as a “mini-reservoir”.
Is it really safety? Will it be poisonous after physiolysis?
The kind of polymer is totally Non-toxic, harmless, nonpolluting.(It even can be used in artificial skin making ).Other side, it will turn to water,carbon dioxide and ammonia gas.
How to know the quality ?
Hydrogel can be “sodium polyacrylate” or “Potassium polyacrylate”.Potassium polyacrylate will be much better than sodium polyacylate and the price will be more expensive. You should amke it clear before buy it.
Different Applications ,different sizes (Click photo for details)
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