But I always use a moisture meter to check if my plants need water. That is the most accurate way to check if the plants need to have a drink, I think. You can buy those in most nurseries.

Houseplants communicate with the Discovery moisture meter. Set the control to one of five moisture levels, insert the probe into the soil close to the roots, water the plant and relax. When moistur… ...

Data provided: Some moisture meters offer more data than soil moisture levels, such as sunlight exposure, ambient temperature, and pH. This information can be useful when caring for houseplants.

Cacti and some succulent plants are exceptions; they can take dryer conditions longer. An inexpensive moisture meter is as handy as your finger to determine soil moisture levels.

To make sure — like, really sure — your plants actually need to be watered, you may want to pick up this moisture meter from Amazon while it’s on sale for 50 percent off.