Gather leaves after the plant has flowered to ensure enough photosynthesis potential to flower and seed-out.
(the plant; has flowered; to ensure enough photosynthesis potential to flower and seed-out) (the plant; to ensure; enough photosynthesis potential to flower and seed-out)
the plant the plant
has flowered to ensure
to ensure enough photosynthesis potential to flower and seed-out
enough photosynthesis potential to flower and seed-out