The most common and most likely answer to this crossword clue is the 6 letter word CAPERS
C
A
P
E
R
S
Buddy explains!

The straight part
We know that "Jumps around/plants" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case jumps around/plants = capers.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 CAPERS mean?
CAPERS noun- A playful leap or jump.
- A jump while dancing.
- A prank or practical joke.
- (usually in plural) Playful behaviour.
- (figuratively) A crime, especially an elaborate heist, or a narrative about such a crime.
- To leap or jump about in a sprightly or playful manner.
- To jump as part of a dance.
- To engage in playful behaviour.
- A vessel formerly used by the Dutch; privateer.
- The pungent grayish green flower bud of the European and Oriental caper (Capparis spinosa), which is pickled and eaten.
- A plant of the genus Capparis.
- The capercaillie.