In Grow a Garden (Roblox), mutations will increase the value of your crops by a standard multiplier.
They also change the look of your crops, like color, texture, glow, particle effects, and more.
Mutations are triggered when weather events occur, using tools, or planting special seeds.
Most mutations can be obtained automatically when the crop is growing or fully grown.
In this guide, you’ll learn what the Brainrot mutation in Grow a Garden (Roblox) is, its multiplier, how to get it, a wiki, and more.
Grow a Garden Brainrot Mutation Multiplier

Th Brainrot mutation gives crops a 100x multiplier.
It can be applied by the Lemon Lion pet.
The pet can be obtained by participating in the Admin Abuse War.
The mutation makes crops emit rainbow pulses and particles.
Further reading
Grow a Garden Rot Mutation Multiplier