Gallon pot style is uniform, simple and beautiful, has large and deep feature. It has large internal diameter and volume, which can keep the moisture in soil. This flower pot allows the plant roots to stretch well in pot, suitable for growing woody plants, such as rose.
But if you use gallon pots to grow herbaceous plants, because pot deep, water volatilizes slowly, plant root system is not so developed, which easily cause water accumulation and rotten roots.
If you like the style of gallon pot, and the flowers and plants you want to plant are not large, it is recommended to choose 1 gallon pot, best to put some large ceramsite on bottom, it is easy to control the humidity of pots soil.