water chemistry

First things first: Tank size: 5 gallons Filtration: one HOB filter with bio medium and filter wools, one sponge filter. Water specs: Ammonia: 0 Nitrite: 0 Nitrate: between 5-10 ppm water hardness: 100+ PH: 7.6 - 7.8 Aquarium type: freshwater Livestock: one nerite snail, 5-10 pest snails, one...

OK Aquarium Forum, I need some help diagnosing some plant issues. I have a 10 gal. freshwater planted tank, and the plants just aren't doing well. Here is a list of issues: -small/wrinkled/deformed leaves -dropped leaves -small holes in leaves -brittle leaves -bottle-brush algae on leaves I...