The most common and most likely answer to this crossword clue is the 7 letter word SKIRRET
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More clues leading to the result SKIRRET
- Aquatic umbellifer, red mostly, found in margin
- Margin containing recipe associated with English root vegetable
- Water-parsnip cocktail imbibed by exclusive group
- Mistake over blocking comedy sketch displaying root vegetable
- Plant starts to ruin everything in border
- Avoid confronting stores about water parsnip
Buddy explains!

The straight part
We know that "water parsnip" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case water parsnip = skirret.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 SKIRRET mean?
SKIRRET noun- An umbelliferous plant (Sium sisarum), cultivated for its sweet edible tuberous roots.