"Take the LAWN challenge" – This web site contains information concerning types of lawn grasses, dealing with shady sites, seeding, sodding, watering, mowing, fertilizing, thatch, grubs and other pests, weeds, and diseases.
Planting Site Preparation
Visit the Ohioline for information on turf selection, lawn care, diseases, weeds and insects.
For further information on mowing turfgrasses, refer to the Pennsylvania State turfgrass site.
Weeds in Turfgrass
For pictures to aid in the identification and control of Turf grass weeds, link to University of Illinois Midwest Turf grass Weed Identification and Control site.
Factors Affecting Plant Growth
For more information on container growing media consult the Texas A&M University online Texas Greenhouse Management Handbook.
For a list of plants shown to improve air quality check out the link above.
Information on how to propagate houseplants at the University of Missouri guide sheet.
Insects and Diseases
For a listing of common disease problems on indoor plants see the Penn State University web site on interiorscape plant diseases
Indoor Plant Guide
For specific care instructions for flowering potted houseplants see the University of Missouri guide sheet. For a listing of houseplants for particular situations see tables at the end of the online Texas Master Gardener Manual, Houseplants Chapter. For guides to care of over 70 different indoor plants check the Virginia Cooperative Extension publication.
Household Plants Dangerous to Animals
For information on Household Plants that can be Dangerous to animals, check out the Univ. of IL has a web site. Cornell University's Department of Animal Sciences site.
Preparing the Soil
For more information on Vegetable crop rotation to prevent diseases, see the North Carolina State University web site on Sustainable Vegetable production. For a guide to growing, storing, and preparing vegetables, see the University of Illinois Urban Extension site.
For more information on the value of landscaping, see the Virginia Cooperative Extension guide sheet on the topic.
The Design Process
For more information about Energy Efficient Landscaping see the online booklet from Kansas State University on that topic. For a national website dedicated to planting with natural landscape materials.
For more information about naturalistic landscaping see the online booklet from Kansas State University on that topic For more information on low-maintenance landscaping see the University of Missouri Extension guide on that topic. For more information on low-water use landscaping see the University of Missouri Extension guide on that topic.
Weed ID Resources
University of Illinois (C-FAR)
Excellent interactive site for identifying weeds. As you describe the weed by selecting from the given characteristics, the list of 172 possible weeds narrows down for you. If you aren't sure about a term, click on "learn more". Contains nice color pictures.
Midwestern Turfgrass Weed Identification and Control, University of Illinois
Nice site containing information about and pictures of common turf grass weeds.
Weed Science Society of America
Has a nice photo herbarium of over 200 common American herbs, plants, and weeds.
Rutgers University Cooperative Extension Weed Gallery
Nice weed ID site with a little information about each weed. You can search by name or thumbnail image which is nice when you have no idea what the weed is.
Virginia Tech Weed Identification Guide
Follow the useful, interactive, on-line key for identification aid or click on a given weed for detailed plant characteristics and nice pictures.
Common Weed Seedlings of Michigan
This is a great site for seedling identification. Contains pictures and brief descriptions for about 30 species.
Purdue University, Department of Botany and Plant Pathology
Iowa State University Weed Identification Resources
This is a growing site for seedling identification. Contains links to other weed ID sites.
University of California, Statewide Integrated Pest Management Program
Contains pictures and brief descriptions of many weeds. However, best used if weed name is already known, since many weeds on this site are uncommon to Illinois.
Dictionary of Botanical Epithets
Interesting site for those times you can't remember your Latin.
Gallery of Illinois Plants
Excellent site by Dan Busemeyer, Illinois Natural History Survey Botanist. It contains 850 species so far, but is a work in progress so check back often for added plants.