Many poetry anthologies will provide some criticism and discussion of the poems they contain. if you have a specific poet or poem(s), or even an era or style of poetry (for example, "Sonnets," or "American Poems"), then see if you can find a relevant anthology.
Otherwise, go to the tab Finding Article About Poetry or Poems tab of this LibGuide.
Our Films on Demand and Kanopy databases (available at the links below or on our homepage in the "Films" tab) have numerous excellent documentaries you can use to better research poems, genres or styles of poetry, the history or poetry, or anything else you may need. You can also find videos of reading or quote these videos for assignments.
To use these database, first log in (For Kanopy, make sure to log in using the "Login to Cañada College" button, not the standard Login button), then try searching for your poet, poem, or movement. Here are some examples:
Most of these results are short clips, but if you find one you like you can easily follow it's provided link to the full video it was cut from.