Track Monarch Butterfly Migration

 

Spring Migration Is Here

Stay vigilant for migrating monarchs and emerging milkweed during spring migration and report your observations. Explore Journey North maps to learn where monarchs and milkweed are being observed.  

— Reporting first monarch

  • First arrivals of monarchs to their breeding range occur from March to June depending on your location

  • Submit your observation to Monarch Adult (FIRST sighted)

  • When reporting, comment on activity and behavior (flying, nectaring, species of flower they are on, basking in shade or sun)

— Reporting first milkweed

  • Observations of first milkweed emergence occur between March and June depending on your location

  • Submit your observation to Milkweed (FIRST sighted)

  • When reporting, comment on the species milkweed

— Reporting first monarch egg and larva

  • Observations of first monarch eggs and larvae occur between March and June depending on your location

  • Submit your observation to Monarch Egg (FIRST sighted) or Monarch Larva (FIRST sighted)

  • When reporting, comment on the species of milkweed the larvae or eggs were found on

— Reporting additional observations

  • Additional adult monarch observations to Monarch Adult Sighted

  • Additional milkweed observations to Milkweed Sighted

  • Additional monarch egg observations to Monarch Egg Sighted

  • Additional monarch larvae observations to Monarch Larva Sighted

  • All other observations to Monarch Other Observations

Migration News Spring 2022

Watch the season’s story unfold.