Hem Zaden is member of Fleuroselect. Fleuroselect is the international organization for the ornamental plants industry. Its main activities include testing, protecting and promoting of new flower varieties. Membership includes breeders, producers and distributors of ornamental varieties. The secretariat is currently based in Noordwijk, The Netherlands.website: http://www.fleuroselect.com
HOME GARDEN SEED ASSOCIATION
The Home Garden Seed Association (HGSA) is a member driven organization made up of garden seed packet companies, seed growers for the packet trade and allied vendors. Organized in 2008 the membership is committed to promote gardening from seed.website: http://www.ezfromseed.org
ALL AMERICA SELECTIONS
All America Selections is an independent non-profit organization that tests new varieties on garden performance across geographically diverse areas all over the USA and Canada. Only the varieties with the best garden performance can become an AAS winner. The secretariat is currently based in Downers Grove, Illinois, U.S.A.website: http://www.all-americaselections.org
NATIONAL GARDEN BUREAU INC.
Hem Zaden is proud member of NGB. National Garden Bureau is a non-profit organisation dedicated to educate, inspire and motivate people in North America to increase their use of plants in homes, gardens and work places, by being the marketing arm of the horticultural industry.website: http://www.ngb.org