Game Questions & Answers (Q&A) service lets you ask questions about video games for game consoles or PC games. So ask your Plants Vs. Zombies question for PC - Windows and get answers from real gamers or answer questions and share your insights and experience with the rest of the gaming community.
Question & Answers
Answer from: tytiger
You have to repeat the levels to try (relize that i said try) to get them
Answer from: NotARealGamer
You need to play at a pool level. The pool level has high chance for you to get water plants for zen garden. If you are willing to get a night plant, just play in the night level. Plants are often available in the level they prefer.