Only about a quarter to one-third of the container should be filled with gravel and soil for the most attractive presentation, says Hachadourian.
Your first layer in the bottom of the container should be gravel so the plants aren’t sitting directly in water. Then add a few inches of any type of potting mix on top. Only about a quarter to one-third of the container should be filled with gravel and soil for the most attractive presentation, says Hachadourian.