The most common and most likely answer to this crossword clue is the 6 plus 4 letter word DAMASK ROSE
I've seen this crossword clue in The Guardian
D
A
M
A
S
K
R
O
S
E
More clues leading to the result DAMASK ROSE
- Question came up after lunatic returned plant
- Plant that makes roads collapse
- Sweet-scented flower originated around Slovakia, below embankment
- Following mother’s request, grew a plant
- Fragrant flower daughter grew under a screen
- Mother meeting request, got up in something pink and fragrant
- Flower made of cloth?
Buddy explains!

The straight part
We know that "Plant" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case plant = damask rose.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.