Tending to plants involves watering them, which is a five-letter word. Watering plants is an important part of caring for them, as it helps them to grow and stay healthy. Without WATER, plants will not be able to survive. Watering plants also helps to keep the soil moist, which is necessary for the roots to absorb nutrients. Additionally, watering plants helps to keep pests away, as some pests are attracted to dry soil.