Aromatic plant (4)
There are a few possibilities for this:
fenugreek
'aromatic plant' is the definition.
(many herbs are aromatic)
This is the entire clue.
(Other definitions for herb that I've seen before include "Parsley, sage, rosemary or thyme?" , "Chives or coriander, say" , "Mint possibly" , "Eg, sage" , "ingredient for recipe?" .)
'aromatic plant' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for sage that I've seen before include "Herb used in cooking" , "Herb; wise person" , "A herb or a guru" , "Fragrant herb or wise man" , "Savant" .)
'aromatic plant' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for mint that I've seen before include "strongroom in treasury" , "Money-making herb?" , "and 18 Down: Southern US cocktail" , "Coin-making place or nice lamb sauce" , "Herb to make money" .)
(Other definitions for kava that I've seen before include "Pepper plant" , "Alcoholic drink made from a Polynesian shrub's roots" .)
(Other definitions for fenugreek that I've seen before include "Plant with seeds used for flavouring" , "spice-producing plant" , "Spice plant" .)