Industry association sites

California Association of Nurserymen
California Cut Flower Commission
California Landscape Contractors Association
American Society of Landscape Architects
Association of Specialty Cut Flower Growers
San Francisco Flower Mart
PestWeb- Pest Control Associations
Roses Inc.
American Floral Endowment
Ohio Florists Association
Society of American Florists
Hortnet
Nurseryman.com
Green Beam