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Rainbow Fertilizer

DivineGearGrow a Garden

How to get it

Appears in Gear Shop restocks or from events.

Stats

Date Added
September 20th, 2025
Effects
Makes a plant Rainbow for 2 hours
Is Obtainable
Yes
Limited
No

Overview

The Rainbow Fertilizer is a prismatic gear that was added in the second half of the Fall Market Event. It can be obtained from the Forever Pack.

Appearance

The Rainbow Fertilizer has a box-like shape, featuring a bright green circle with three upward-pointing arrows on the front. It also has a black handle on one side, resembling a small fertilizer dispenser. When used on a plant, a rainbow aura appears around the target plant.

Usage

Using the Rainbow Fertilizer on a plant applies the Rainbow variant for 2 hours. The Rainbow variant gives a higher chance for the rainbow mutation on produce and gives a 50x multiplier to the speed of produce growth. It cannot be stacked with the other fertilizers, neither the Silver Fertilizer nor the Gold Fertilizer.

Trivia

The Rainbow Fertilizer is the third fertilizer in the game. The first being Silver Fertilizer and the second being Gold Fertilizer.

More gear

References

  1. 1.Sourced from growagarden.fandom.com · checked Aug 13, 2026
  2. 2.Image from Grow a Garden Wiki (Fandom) · CC BY-SA · checked Jul 18, 2026

Some facts and text on this page are adapted from the Grow a Garden community wiki, available under CC BY-SA. Game art © their respective creators.