MasterLine I contains a concentrated macroelement formula. MasterLine I is a concentrated macronutrient formula. MasterLine II is a macronutrient fertiliser formula that meets the daily needs of plants and inhibits algae growth. MasterLine II provides an accelerated growth rate, especially in aquariums with soil, but also in aquariums with normal gravel. Avoid using UV lamps. It is recommended to use MasterLine II together with MasterLine I and MasterLine Carbo. This will give aquatic plants all the nutrients they need for healthy growth. MasterLine II helps to prevent algae such as GSA, BGA and also beard algae. A water change of 30-50% per week is recommended.MasterLine II+ fertilizer for ornamental aquarium plants, which contains all the macro nutrients necessary for a harmonious development+ provides an accelerated growth rate, similar to MasterLine All In One Boost but with more control+ suitable for dutch tanks, with plenty of plants, and fast growth rate+ allows separate contro