How to say “She changes the water in the vase every single morning, and her supermarket flowers last two weeks.” in Japanese

In Japanese

彼女(かのじょ)は毎朝欠(まいあさか)かさず花瓶(かびん)の水(みず)を替(か)えてるから、スーパーの花(はな)でも二週間(にしゅうかん)もつんだって。

Kanojo wa maiasa kakasazu kabin no mizu o kaeteru kara, sūpā no hana demo nishūkan motsu n da tte.