water parameters on the plant. ammonia

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    Water parameters on the plant. Ammonia, carbonate hardness, heavy metals

    Hello friends I am an aquatic plant grower (out of water) I use DIY substrates in the aquarium. Peat moss / mineral pumice and silica sand and slow release fertilizers The growth was excellent in the first week. But after 50% change in water, the plants are severely damaged. Scratching of leaves...