Why are canna leaves brown before even opening up

Question

The leaves of the plant are very brown before they open up and full of holes as well.

Answer 1

Probably your plants have canna leafrollers, just about the only insect that troubles canna lilies. This article tells you more, and what to do about them. https://aggie-horticulture.tamu.edu/galveston/weekly_q&a/f&b_11.htm