The most common and most likely answer to this crossword clue is the 5 letter word OXLIP
I've seen this crossword clue in The Times
O
X
L
I
P
More clues leading to the result OXLIP
- Plant serving sauce with meat
- Planting kiss on cheek after love can be a bloomer
- Blooming supplier of meat and sauce
- Flower with neat edge
- Neat border plant
- Forty-one caught by Operation Flower
- Plant beef cheek
- Edge past farm animal, to pick this?
- Plant kiss on cheek after presenting ring
- Flower, very large one in centre of metropolis
Buddy explains!

The straight part
We know that "Blooming" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case blooming = oxlip.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 OXLIP mean?
OXLIP noun- The plant Primula elatior, similar to cowslip but with larger, pale yellow flowers.