Purdue guide to aromatic and medicinal plants.

Article about catnip and how it affects cats.

HDW Enterprises and Foothill Felines Bengals - Article about catnip, the aphrodisiac adored by cats everywhere, but a surprisingly versatile herb as well.

Purdue University College of Veterinary Medicine - entry on toxic plant website.

Article on types of catnip, reaerch on catnip, and how to grow catnip.

ScienceDaily Magazine - Researchers report that nepetalactone, the essential oil in catnip that gives the plant its characteristic odor, is about ten times more effective at repelling mosquitoes than DEET - the compound used in most commercial insect repellents.

Discussion of which cats respond to catnip, and how it should be handled for best response.

Article on catnip and how it affects cats.

Tips for cultivating catnip.

How Stuff Works - article on how catnip works, Why it is only for cats, and whether it works on tigers, and leopards.

Information on pharmacognosy of catnip.

informational article from the Tomball Veterinary Clinic in Texas.

Article on the effects of catnip on the feline, and use catnip for behavioral problems in cats.

Information on medicinal properties, non-medicinal uses, natural habitat, cultivation, harvest, storage, processing, marketing, conservation and management of catnip. [PDF format]

ProVet Healthcare article on active ingredients and common effects of catnip.