Plants vs. Zombies on PSP: Not Officially Available

Plants vs. Zombies was never released for PSP.

Why

• No official port exists.
• PSP hardware lacks native support for the game's engine.

Play On Supported Platforms

• Mobile: iOS, Android.
• PC: Windows, macOS (Steam, Origin, Epic).
• Consoles: Xbox 360, PS3, Nintendo DS, Wii.

Emulation (Not Recommended)

• Requires CFW + Android emulation on PSP.
• Complex, unstable, poor performance, voids warranty.

Enjoy PvZ on a platform it was designed for.