Containers
Follow the water through a container
Follow where water enters a pot, how it drains and where it collects before choosing a container’s position.
A plant saucer catches water, but it should not become an unexamined part of the pot.
A growing pot needs working space around it.
A potting-mix change is easier to learn from when its details are recorded.
A plant support should fit the plant's growth habit and the space around it.