Plants
- 361
- National Chrysanthemum Society
- Promotes the propagation and cultivation of the chrysanthemum and increase the bonds of fellowship among growers of the chrysanthemum.
- 362
- International Aroid Society
- Dedicated to the dissemination of information on the plants in the family Araceae such as taxonomy, nomenclature, botany, pollination, horticulture, ethnobotany, literature, and art, as well as membership information.
- 363
- Paghat's Garden: Jack-in-the-Pulpits, Aroids, and Carnivorous Plants
- Index to a large number of pages describing cobra lilies, Jack-in-the-pulpits, lords-and-ladies, voodoo lilies, and pitcher plants. Each page features several photos with background and cultivation information.
- 364
- American Hydrangea Society
- Dedicated to the study of the genus, species and cultivars, as well as culture, habits, and hardiness. Event schedule, new introductions, photographs and resources.
- 365
- Azalea Society of America
- 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
- 366
- Holly Society of America, Inc.
- 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 various species.
- 367
- International Oleander Society
- Dedicated to the promotion of the Oleander in culture, history and lore features articles and membership information.
- 368
- The Rhododendron, Camellia & Magnolia Group of the Royal Horticultural Society
- 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.
- 369
- Homage to Lilacs
- Enthusiast shares information and photos of lilacs, as well as links to books and online resources.
- 370
- Lilacs- Gardener's Net
- Information on varieties of Lilacs, how to grow and care for them, and annual festivals.
- 371
- Purple Lilacs: Fragrant Favorites of New Hampshire
- Discusses the history of the New Hampshire state flower. Includes growing tips.
- 373
- Azalea Works Home Page
- Contains information about azaleas and information about The Azalea Society of America.
- 374
- Downs' Rhododendrons
- Provides photographs and descriptions of varieties of rhododendrons and azaleas.
- 375
- Henning's Rhododendron & Azalea Pages
- Expert home gardener offers extensive information on rhododendron species: history, botanical details, cultural conditions, care for common problems, and suggestions for companion plants.
- 377
- Vireya Rhododendrons
- Dedicated to presenting this section of the genus from Southeast Asia. History, information on distribution, classification, and cultivation, extensive species gallery, and lists of where to see and buy.
- 378
- American Conifer Society
- Association for the development, conservation, and propagation of conifers, with an emphasis on those that are dwarf or unusual. Photo gallery, database, information about membership and journal.
- 379
- Magnolia Society International
- A worldwide organization of gardeners, nurserymen and other people who are devoted to the appreciation and study of magnolias.
- 380
- W1W Street Tree Initiative London
- Local residents recently celebrated the completion of the first of three phases of the W1W Tree Planting Initiative with the planting of forty chanticleer pear trees. The trees now line the entire length of Hallam Street up to the BBC’s new Broadcasting House facility.