Is WILGA a Wordle Word?

Yes. WILGA is a valid Wordle word.

It is not on the Wordle answer list, so it is unlikely to be a daily answer.

What does WILGA mean?

Geijera parviflora, a small tree or bush found in inland parts of eastern Australia, and grown elsewhere for its drought tolerance and its graceful willow-like weeping form.

Definition from Wiktionary, available under the CC BY-SA license.

Starter word rating: WeakIn the top 54% of all valid Wordle words for testing common letters.
Vowels: I, A
Unique letters: 5 of 5
Common letters: I, L, A

Letter ratings use how often each letter appears in Wordle answers.

Tap its tiles to the colours Wordle showed, and the Wordle Solver lists every word that still fits, with the best next guess.