The most common and most likely answer to this crossword clue is the 4 letter word DAFF
I've seen this crossword clue in The Times
D
A
F
F
Buddy explains!
The straight part
We know that "flower" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case flower = daff.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.
What does DAFF mean?
DAFF noun- A fool; an idiot; a blockhead.
- To be foolish; make sport; play; toy.
- To daunt.
- To toss (aside); to dismiss.
- To turn (someone) aside; divert.
- A bulbous plant of the genus Narcissus, with yellow flowers and a trumpet shaped corona, especially Narcissus pseudonarcissus, the national flower of Wales.
- A brilliant yellow color, like that of a daffodil.
- A large frame drum, resembling a tambourine, used to accompany popular and classical music in the Middle East.