About The disapeared seeds reward in adventure mod

for all of players，the disappeared seeds reward for adventure mode isn't something good to get new plants without pay a lot to get seeds to unlock it especially 3 tier plants. level up a plant to 5 or above can be impossible to accomplish，and if they want to beat the level that have level 8 or 

Yes as your all know the Zen garden has a poor reward in plant seeds，you have to plant more plants and waiting for a long time to get few seeds.Only Use This to get plant seeds is really bad for my experience of playing Plants vs zombies3 Evolved.If this game change will last forever，I prefer not to play it .