"Blasted things hurt like a broken heart." -If the Kid gets hurt by a Stabweed
"He breaks every Stabweed like there's gotta be a prize for it." -If the Kid destroys a lot of Stabweeds
Stabweeds are one of the few plants that managed to survive the Calamity.
Walking into these thorny plants will damage The Kid's health.
Stabweeds and their needles are apparently the main ingredient in the spirit Stabsinthe.