Great Gardening Advice from Across the Atlantic

Who better to get some good sound gardening tips than from the UK’s Royal Horticulture Society (most famous for the Chelsea Flower Show). The RHS has a great website that gives tips on common gardening activities from lawn mowing to pruning. While these can be specific to Britain, there is a good store of general information as well.

Useful sections include:
Top Pests
Top Diseases
The Plant Selector
Popular Plants
General Advice Section

For more specific information from societies closer to home check:
American Horticulture Society
National Garden Clubs
All America Rose Selections
The Garden Conservancy
National Gardening Association