Budgie & Parakeet Place FAQ: What Plants/Substances are Poisonous and Non-Poisonous

Here are some great links on poisonous plants and substances (and other hazards):

Toxic and Non-Toxic Plants @ The Budgie and Parakeet Place
Gillian's Help Desk - Toxicity of different plants/objects/ substances pet birds might eat or be fed.
Toxic & Nontoxic Woods for Birds @ MD Vaden of Oregon
Safe Plants for Birds @ Hot Spot For Birds
Suggested Avian Landscape Plants @ Exotic Edibles
Hazards FAQ @ UpAtSix