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Malus - Wikipedia - http://en.wikipedia.org/wiki/Malus
An article covering general information on the genus, with photographs, descriptions, cultivation advice and uses for the fruit. |
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TreeHelp.com: Crabapple - http://www.treehelp.com/trees/crabapple/
A long article covering recommended varieties, cultivation, and common pests and diseases. |
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Crabapple - http://www.clemson.edu/extension/hgic/plants/landscape/trees/hgic1007.html
Descriptions of a range of species and cultivars with notes on their uses and disease resistance. The information from Clemson University is particularly relevant to South Carolina. |