Board Thread:Plants vs. Zombies Wiki Discussion/@comment-26216152-20141111042610/@comment-25089892-20141111173802

Pizzachu wrote: Adagio and Espie wrote:

Pizzachu wrote:

Adagio and Espie wrote: Maybe that could be a strategy, repeat last stand levels. I know I could do that, have an earbud in and listen for the gem sound. Day 22 of PS using Bowling Bulb and other. Or day 22 using spikeweed. That's too easy, and I heard getting multi-hits will improve gem chances.

I noticed, the best chance for the gem, is in the case if you have problems or you have done some extreme thing in level. For example: killing zombies in the warning area improves your chance for gems. Also using Bowling Bulb's PF may be useful too.