If you are looking for the "Free-to-Play" version specifically designed for mobile (like Plants vs. Zombies FREE or Plants vs. Zombies 2 ), you can play them on PC using an emulator:
: You can find the full version for Windows (including versions for Windows 7 and later) on Softonic , where it has been a highly popular download. plants-vs-zombies-free-download-pc-game-full-version
: The Plants vs. Zombies™ Game of the Year Edition is often available for free download and play on Windows devices. If you are looking for the "Free-to-Play" version