vegetative vs vegetational

vegetative and vegetational both are adjectives.

Word	Noun	Adjective	Verb	Adverb
vegetative	No	Yes	No	No
vegetational	No	Yes	No	No

As adjectives, vegetative and vegetational are synonyms defined as:

Other synonyms of vegetative include vegetal.

vegetative (adjective)	vegetational (adjective)
composed of vegetation or plants	composed of vegetation or plants
of or relating to an activity that is passive and monotonous
(of reproduction) characterized by asexual processes
relating to involuntary bodily functions