Grimo Nut Nursery: Absolutely the best for many of the trees here on the farm:

Gardening in the city, and computers:

Research on herbal use, by a master herbologist:

Biodynamics Society of Ontario, information and help on farming biodynamically:

Certification for biodynamic farming in Canada (except British Columbia):

one of the original books
practical information for almost all projects
help for the most brown-thumbed gardeners
forgotten wisdom from 1929