plant fertilizer

Could anyone tell me what deficiency my Amazon Sword (Reni) is experiencing? I suspect iron, but am not 100% sure! TIA

I want to help out my dying plants. I recently switched out my gravel substrate to sand. I wanted dirt instead but was told that cories need sand. I'm new to keeping live plants and there's only one product near me that says plant fertilizer. The other products help in different ways. There are...

Hello, My tanks are all heavily planted and at the moment under my care i have 4 tanks. I use these liquid fertilizer for all my tanks; - A local brand all in one liquid fertilizer which i use everyday - A local brand liquid fertilizer that specialize in brightening the color of the plants...

Hello everyone :)  I have a 60 gallon tank that I would consider med-heavy planted. I currently dose 2 ml of liquid seachem flourish everday. No co2.  I have 2x 32watt T8's. I like the liquid ferts and know they're making a difference. All of my plants are taking off really well, except for my...