Geraniums that are grown in hanging baskets should be watered only when the soil surface feels dry. Too frequent watering can lead to root rot. However, plants grown in hanging baskets dry out more quickly than those in the ground. Check your geranium's soil every day or two to see if it needs watering.
About this Author
Aileen Clarkson has been an award-winning editor and reporter for more than 20 years, earning three awards from the Society of Professional Journalists. She has worked for several newspapers, including "The Washington Post" and "The Charlotte Observer." Clarkson earned a Bachelor of Arts in journalism from the University of Florida.