Category Archives: CO2

Carbon Dioxide Part Two: Estimating Concentration

by John Tullock In Part One last week, I discussed the importance of carbon dioxide (CO2) in the planted aquarium, and described several types of equipment used for adding CO2 to improve plant growth. In this post, I will discuss how CO2 concentration can be estimated when the pH and alkalinity of the aquarium are […]

Carbon Dioxide: Part One

by John Tullock All plants need four basic things to survive. These are: sunlight, carbon dioxide, water, and minerals. In the aquarium or paludarium, water is never in short supply. Thus, light, carbon dioxide, and minerals become the important factors limiting plant growth. This series of posts will examine the role of carbon dioxide and […]

CO2, The Basics

Lately quite a few hobbyist have contacted us looking for more information regarding the addition of CO2 in a planted tank. The planted tank community is growing fast as hobbyist learn that keeping aquatic plants brings on a whole new exciting and rewarding challenge to the aquarium keeping. CO2 is one of the most important […]