nails hydroponic plants are afraid of iron deficiency. If they are short of iron, they will have yellow leaves and soft branches. It hurts to look at them. At this time, a simple iron nail can release iron ions in the water to supplement the necessary iron elements for flowers and plants how to use: be sure to prepare rusty nails, otherwise intact nails are difficult to oxidize in water. If you want to supplement iron, you have to wait until the age of the monkey potassium permanganate potassium permanganate is actually a disinfectant. Many people use it to wash their roots before going to the basin. If your hydroponic plant has rotten roots, it will have yellow leaves and scorched leaves, so potassium permanganate will be used usage: dilute potassium permanganate and water in the ratio of 1:500, then pour more than 20 drops into the hydroponic flask, stir evenly, insert the plants, pour them out one day, and then replace them with clean water ferrous sulfate iron deficient yellow leaves will appear in plants due to iron deficiency. We need to supplement it with iron in time. The iron nail introduced above is this truth. But if you think it's too slow to use nails, try ferrous sulfate how to use: take 1ml ferrous sulfate and add it to 1000ml of water, about as much as two bottles of mineral water. Drop 8 drops into the hydroponic flask once every two weeks charcoal charcoal can purify and prevent corrosion. Hydroponic plants often have rotten roots and stems. Charcoal can save them how to use: break the charcoal into the size of fingernail, and then gently put it into the hydroponic bottle. Slap a small bottle, put 5 or 6 pieces. You can put more bottles as appropriate! Remember to replace the water with new charcoal coarse sand hydroponic culture is the most important root health. Pour coarse sand into the hydroponic flask, which is conducive to plant rooting. This is the same truth as putting cuttings in coarse sand to promote roots usage: prepare coarse gravel, because fine sand or soil will make the bottle water turbid. Then sprinkle it gently along the bottle wall, and it can be 3cm thick on the flat bottom rooting water do your hydroponic plants have strong roots? If you often yellow leaves, maybe it's because the root is too weak. In this way, even if there is a lot of nutrition in the water, it can't eat it. So if this happens, be sure to add a little rooting powder you can buy excellent rooting water at Huahua mall. Click the following to read the original text. Huahua conscience recommends usage: dilute 1g with 1L of water. Add about 15 drops to the hydroponic flask each time, and you can see a significant effect at one time. Use it once or twice a week vitamin tablets if there are expired or damp vitamin tablets at home, such as vitamin B12, it can help plants take root, promote germination and grow leaves. It is also a good assistant for hydroponic culture how to use: crush the tablets, put the amount of one tablet in 2 liters of water, and use it quickly after stirring, otherwise there will be a strong taste of vitamins in the kettle. Don't use plants too often. If you don't have a problem, you can use them too often for the last month nutrient solution nutrient solution can be mixed with flower fertilizer, such as common compound fertilizer, potassium dihydrogen phosphate, etc. If it's troublesome, you can buy it at Huahua mall. It's very cheap. Click the following to read the original text how to use: dilute 1g to 1L of water, and drop 7 or 8 drops into the hydroponic flask that's all for Huahua today. Do you still know those "artifact" that can put water culture bottles? Leave a message and tell Huahua. Finally, don't forget to share it with relatives and friends who love raising flowers