If you have some questions about a particular plant, or about something you see in these pages, you're invited to join in the discission on any of the following forums. These forums are visited often by many knowledgeable and experienced plant enthusiasts. Anyone can post to the following three message boards; you don't need to log in! And, of course, if you have some relevant botany or gardening knowledge you are welcome to share it.

• The Temperate-Zone Desert Garden - Discuss desert plants, with an emphasis on growing cacti and succulents in temperate, maritime climates and cold-winter, continental climates!
• Southern Hemisphere Plants for Northern Temperate Gardens - Discuss Southern Hemisphere native plants and relate experiences growing them in temperate regions of the Northern Hemisphere! Moderated by fellow plant nuts Frank and George.
• Hardy Eucalyptus Board - Discuss Eucalyptus botany and cultivation, with an emphasis on cold-hardier species.

• YuccaYucca Forum
• Hardy Desert and Other Exotic Plants
• The UK Oasis
• Northwest Palms Discussion Board
• HardyPalms.org Forum
• Hardy Palm and Subtropical Board
• Cacti and Succulents @ UBC Forums
• Cacti and Succulents @ GardenWeb
• Yahoo! Groups Agave Forum
• Yahoo! Groups Too Cold For Cactus
• Yahoo! Groups Cactus Study
• Yahoo! Groups Grevilleas
• Yahoo! Groups Banksias