(a) Herbs: They are small seasonal plants with soft stem
Eg: Mustard
(b) Shrubs: They are medium sized plants with woody stems that branch profusely from the base and attain a bushy appearance
Eg: Rose
(c) Trees: These are plants with a short and tall trunk with profuse branching.
Eg: Mango, Neem. Plants are classified on the basis of height and strength of stems.