How often should I water an outdoor potted plant?
As the plants get larger and the mercury creeps higher be prepared to water every day, with small pots or water “pigs” you might even have to water twice a day. You will also need to water more quickly if it is a windy day. Wind will cause pots to dry out more quickly, especially hanging baskets. Early in spring when your plants are smaller and the temperatures are lower you may only have to water every 3 or 4 days. As the plants get larger and the mercury creeps higher be prepared to water every day, with small pots or water “pigs” you might even have to water twice a day.
Is 1 cup of water too much for a plant?
Each plant has its specific needs, but as a starting point plants in pots with: 3-4 inch diameter containers need about half a cup of water. Container size should be in proportion to plant size. One rule of thumb is the container should be one third as tall as the plant. This is measured from the soil it is growing in to the plant’s tallest leaf. Although you can grow plants in any container, plastic containers are recommended.