Plant Information Websites

General Plant Information:

Cornell University Poisonous Plants Informational Database
Animal Science at Cornell University

Animal Poison Control Center
ASPCA

Know your Plants ... Safe or Poisonous
California Poison Control System
and
University of California Cooperative Extension

Plants Toxic to Animals
Veterinary Medicine Library
University of Illinois at Urbana-Champaign

Toxic House Plants
UWEC ENPH Environmental Toxicology 490/690
University of Wisconsin, Eau Claire

Indiana Plants Poisonous to Livestock and Pets
Cooperative Extension Service, Purdue University

Guide to Poisonous Plants
Colorado State University

Pest Control Information:

Managing Houseplant Pests
Colorado State University Cooperative Extension

Least Toxic Control Methods to Manage Indoor Plant Pests
University of Missouri Extension

Plant Healthcare:

Interior Plants: Selection and Care (pdf) (html)
Cooperative Extension, Universityof Arizona

Diagnosing Problems on Indoor Plants
Ohio State University Extension Fact Sheet