The Grey Mouse is one of the latest mythical pets added to Grow a Garden Roblox, and while it may look small and simple, it plays a surprisingly helpful role in farming and exploration.
Introduced during the Blood Moon Event (Patch 1.06.0), this pet has become a quiet favorite for players looking to speed up their progress.
So what exactly does the Grey Mouse do, and why should you consider using it in your garden? Here’s everything you need to know.
General Information About the Grey Mouse
Pet Type: Mythical
How to Get: Hatched from the Mythical Egg
Drop Rate: 35.71%
Added On: May 17, 2025
Event: Part of the Blood Moon Event (Patch 1.06.0)
Hunger Level: 15,000
Despite its relatively high drop chance, the Grey Mouse stands out for its utility-based passives, making it perfect for players who want practical support during gameplay.
Passive Abilities and Bonuses
The Grey Mouse offers two passive traits that enhance gameplay efficiency:
+500 EXP every 10 minutes
+10% player movement speed
These bonuses may seem modest at first, but over time they provide a noticeable boost.
The extra EXP helps players level up faster especially useful for those grinding plant unlocks or event milestones.
Meanwhile, the speed boost improves mobility across the garden, making it easier to farm, harvest, or just navigate faster between plots.
How the Grey Mouse Helps Your Progress
For Farming
Quickly move between crops for watering, harvesting, and planting.
Gain passive EXP in the background while tending your garden.
Useful when multitasking with other pets or tools.
For Exploration
The +10% speed boost makes it easier to explore wider garden layouts.
Helps during timed events where quick movement is essential.
For Leveling Up
The EXP bonus stacks passively over time, making it ideal for background progression.
Combine it with other farming strategies to maximize your efficiency.
The Grey Mouse may not directly affect fruit mutations or sell prices, but it’s a strong choice for steady, reliable progress — especially if you’re still building up your garden or leveling new tools and plants.
Appearance and Design
The Grey Mouse features:
Soft grey fur
Pink inner ears
Black facial markings
Its design is subtle but distinct, giving it the look of a mysterious little helper. Unlike flashy or oversized pets, the Grey Mouse fits neatly into most garden themes without being distracting.
Final Thoughts
While it may not offer explosive boosts like some other mythical pets, the Grey Mouse is one of the best companions for long-term progression in Grow a Garden.
With passive EXP generation and a consistent speed bonus, it’s perfect for players who value efficiency and flow over flash.
Whether you’re just starting out or optimizing your garden layout, the Grey Mouse is a smart, reliable choice to support your journey.

You could just use speed hacks though
You could just use speed hacks thoaaa