ばえどくそうじゃなかったです
蝿毒草じゃなかったです
ba edokusōjanakattadesu

Noun
Desu Copula

The polite, past negative form of はえどくそう

1. It wasn't fly poison grass.; It wasn't a poisonous fly-attracting plant.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana