Tools for volunteers

• A Field Guide to Monarch Caterpillars: This guide will help you recognize and identify monarch eggs and larval instars as you monitor. It has been adapted from A Field Guide to Monarch Caterpillars (Danaus plexippus) by Karen Oberhauser and Kristen Kuda, copyright 1997. Illustrations are by Kristen Kuda.

  Egg | First instar | Second instar | Third instar | Fourth instar | Fifth instar 
  
  Color Pictures of all five Instars together: Pic 1 | Pic 2 | Pic 3

  
  
  
• Milkweed Identification:  The MonarchWatch website, based at the University of Kansas, has images and descriptions of many milkweed species.
  
  
  This is a good link for identifying milkweed in Texas - http://asclepias.homestead.com/
  
  
  MilkweedFarm.com - has information on different Milkweed Species in every state.