Flowering crabapple trees grow best in clay loam and sandy clay loam soils, according to the Colorado State University Extension. They prefer a soil that is moist and has a slightly acidic pH (5.0 to 6.5).
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.