Seachem Plant Pack Fundamentals Level 1 is an excellent pack for beginning aquatic gardeners. It contains Flourish, Flourish Iron and Flourish Excel with a content of 100 ml each.Seachem FlourishSeachem Flourish is a growth stimulator for aquarium plant stems and leaves. It contains a broad spectrum of essential trace elements, vitamins, and amino acids. Flourishis rich in gluconate iron, manganese, calcium, magnesium, potassium, inositol, choline B12, biotin, and other factors that have been determined to be beneficial to aquatic plants.Seachem Flourish IronSeachem Flourish Iron is a companion product to Flourish and Flourish Tabs. It is a complexed ferrous (Fe+2) iron product which contains 10,000 mg/L of iron and is ideal for iron maintenance in the natural planted aquarium. Plants can utilize both ferric (Fe+3) and ferrous (Fe+2) iron, although they prefer ferrous iron when available.Seachem Flourish ExcelSeachem Flourish Excel is a simple source of readily available organic carb