The most common and most likely answer to this crossword clue is the 4 plus 4 letter word ROOT CROP
I've seen this crossword clue in The Guardian
R
O
O
T
C
R
O
P
More clues leading to the result ROOT CROP
- Vegetable course spoken of, followed by whip
- Turn up with possible substitute for stick: carrot?
- Councillor’s wearing jumper and vest for Swedes, maybe
- Swedes, say, providing ferret with haircut
- Ferret cut turnips, perhaps?
- Swedes possibly have whip applied to bottom
- Poor carrot not right, a misshapen ___
- Ferret cut farmer’s production in field
- Northbound Catholic against feeding needy Swedes, say
- Ferret to graze on food underground
Buddy explains!

The straight part
We know that "Swedes possibly /Swedes possibly" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case swedes possibly /swedes possibly = root crop.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.