American Hydrangea Society «
http://www.americanhydrangeasociety.org/ | | Dedicated to the study of the genus , species and cultivars , as well as culture , habits , and hardiness. event schedule , new introductions , photographs and resources. |
Azalea Society of America «
http://www.azaleas.org/ | | Gives information about azaleas , " the royalty of the garden" . there are azaleas for almost any growing situation you have , with almost any color , habit and height you desire |
Holly Society of America, Inc. «
http://www.hollysocam.org/ | | Society for people interested in hollies , including both novices and skilled growers , to exchange information through scientific studies , publications , meetings , visiting holly collections , and other educational activities. includes information about vari |
International Oleander Society «
http://www.oleander.org | | Dedicated to the promotion of the oleander in culture , history and lore features articles and membership information. |
The American Boxwood Society «
http://www.boxwoodsociety.org | | Not-for-profit membership organization devoted to the appreciation , scientific understanding , and propagation of the genus buxus. |
The Rhododendron, Camellia & Magnolia Group of the Royal Horticultural Society «
http://www.rhodogroup-rhs.org/ | | Information on membership , events , publications , and seed exchange , and for each of the plant groups an overview of cultivation information , species , and hybrids , with photo gallery. |
