To further your knowledge and interest in landscaping and gardening, Greenwood Nursery provides this listing of free online gardening and landscaping courses.
BBC How to be a Gardener
Introduction to Organic Gardening
Low Maintenance Gardening
Wildlife in the Lawn and Garden
Free gardening mini-classes:
Note: While these courses are from reliable sites to the best of our knowledge, we take no responsibility for them nor offer any technical support for them.