Benary
Jelitto
Kieft Seeds
PanAmerican Seed
Sahin
Magazines
Greenhouse Product News
Many of Paul Pilon's excellent articles on perennials and growth regulators for perenniasl are available online at the GPN site.
Greenbeam
Online home of Greenhouse Management and Production (GMPro) and Nursery Management and Production (NMPro)
Grower Talks
Ball Publishing's greenhouse magazine.
Perennial Information
Perry's Perennial Pages
Dr. Leonard Perry's Web pages for on-line perennial and related horticultural information.
Gardens
University of Georgia Trial Gardens
Athens, Georgia. Dr. Allan Armitage's trial garden.
Michigan State University Horticulture Demonstration Gardens
East Lansing, Michigan. MSU is a beautiful and extensively landscaped campus, featuring multiple gardens including an excellent perennial garden (and the Children's Garden is worth a visit regardless of your age.)
There are also extensive annual and perennial gardens at the Magnetic Resonance Imaging Center when at MSU. Just down Service Road from the perennial gardens.
Hidden Lake Gardens
Tipton, Michigan. A Michigan State University landscape arboretum for the benefit and education of the public.
Forums
Gardenweb forums
Extensive gardening forums, the largest internet gardener community.
Please contact us about broken links, or with suggestions of useful links to add