R & R Landscaping can asses your plant needs according to your landscape design - whether you are looking for shade tolerant or sun loving plants.  Here are some links you may find useful:

• Chicago Botanic Gardens
• HGTV Garden's Plant Finder
• Illinois Natural History Survey's gallery of Illinois plants
• Illinois wildflowers information
• Morton Arboretum Plant database
• USDA's Natural Resource Conservation District Plants databas