Clematis on the Top
- Norwegian enthusiast presents information on the different forms and a photo gallery. More detailed information on the Norwegian version.
- http://www.klematis.org

Clematis From Seed
- Detailed illustrated germination methods for clematis species, tips and tricks including hardening off seedlings, and germination records of dozens of species and varieties.
- http://www.bcollingwood.com/

Photos of Clematis Plants
- Shows different varieties of Clematis. Photos can be viewed by color or by name.
- http://myweb.tiscali.co.uk/rickstevens/clematisphotos/Titlepage.html

Brewster Rogerson, Clematis Connoisseur
- Article about a gardener tending the largest private collection of clematis west of the Rockies. Background of the collection, and list of published work.
- http://www.gardenweb.com/cyberplt/people/rogerson.html

Bill Bird: New Clematis Cultivars
- New York grower shares photos of new hybrids, as well as photos from a New Zealand clematis tour and his garden.
- http://homepage.mac.com/diveanddig/

GardenWeb: Clematis Forum
- Members discuss cultivation of clematis, exchange plants and seeds, and share photos.
- http://forums.gardenweb.com/forums/clematis/

Growing Clematis
- Ohio State fact sheet on growing Clematis.
- http://ohioline.osu.edu/hyg-fact/1000/1247.html

Classic Climbers
- Provides instructions for planting, pruning, and controlling diseases and pests. Includes a list of varieties with links to photos and basic facts.
- http://www.classicclimbers.com/

Growing Clematis in the UK
- Describes the different varieties of cultivars and explains how to propagate, plant, prune, and care for them. Includes photos.
- http://www.gardenaction.co.uk/plantfinder/clematis_1.asp

Howells on Clematis
- Lists books, articles and information on clematis by Dr. Howells and also provides links to the publishers.
- http://www.howellsonclematis.co.uk/

Clematis on the Web
- Searchable database from the University of Hull; many entries include photographs.
- http://www.clematis.hull.ac.uk/

Home of Clematis
- Information on growing beautiful clematis that will bloom year after year
- http://www.homeofclematis.net

Clematis - Container Nursery
- Provides a searchable database of Clematis varieties including characteristics, growing requirements and care instructions.
- http://www.clematis.com.pl

Clematis is a Popular Garden Climber
- Information for growing clematis from the Purdue University.
- http://www.hort.purdue.edu/ext/clematis.html

Clematis Photographs
- A collection of photos of this plant from a private gardener.
- http://www.phy.duke.edu/~fortney/flowers/clematis/image-index.html

Collecting and Growing Clematis Seeds
- Notes on growing clematis seeds from the International Clematis Society.
- http://dialspace.dial.pipex.com/clematis/seeds.htm

Pruning Clematis
- Information on pruning the different clematis groups.
- http://www.gardenforum.demon.co.uk/clematis.htm

How to plant clematis and keep them healthy
- Features rules for growing clematis.
- http://www.catkin.org/gardens/

Clematis from Seed
- Notes on germinating seeds, raising seedlings, flowers; links.
- http://www.richardsdad.btinternet.co.uk/