In Grow a Garden, pets have abilities that can apply mutations, duplicate crops, increase variant chance, and more.
Players start with 3 pet equip slots, but can get up to 8 pet equip slots by trading in aged pets.
You can obtain pets by buying Pet Eggs from the Pet Shop or Event Shops and hatching them.
To hatch an egg, you must place it on an empty spot in your garden and wait for the hatching period.
This article contains a Peacock pet wiki in Grow a Garden, including its trading value, price, ability, chance, and more in Roblox.
Grow a Garden Peacock Pet Wiki

The Peacock in Grow a Garden is a Legendary pet that was added in the Summer Harvest Update.
You can obtain it by purchasing the Paradise Egg from the Pet Eggs Shop for 50,000,000 Sheckles.
The Paradise Egg takes 6 hours and 40 minutes to hatch and has a 30% chance of hatching the Peacock.
It has a passive that advances the ability cooldowns of all nearby pets by ~60 seconds every ~10 minutes.
Further reading
Grow a Garden Capybara Pet Wiki