Grow a Garden 2 Mega Moon Update

Mega Moon is the June 27 update that adds a blue moon night event and Mega Seeds, a new seed variant for giant non-limited crops.

Mega Moon Event

Property	Current Data
Update date	2026-06-27
Event window	Night phase
Visual cue	Blue moon
Main effect	Greatly increases the chance of getting Mega Seeds
Seed behavior	Creates giant versions of non-limited crops

Mega Seed

Mega Seed is tracked as a special crop/seed entry because it affects crop outcomes, but it does not have a confirmed sell value yet. For that reason it is excluded from the profit calculator until reliable numeric data exists.

View the Mega Seed database entry

Still Being Verified

Exact Mega Seed drop rate
Exact source flow, such as shop refresh, event reward, or another event container
Confirmed size multiplier for giant crops
Confirmed sell-value multiplier, if any
Whether Mega Moon can overlap with Aurora Borealis in the same night cycle

Source note: The baseline Mega Moon and Mega Seed information comes from Beebom patch notes updated on June 27, 2026, plus community reports gathered in the local source folder. Unknown numbers stay marked as TBD.

Mega Moon is an event mechanic, not a normal mutation. For regular mutation multipliers, use the mutation guide, and for weather-triggered effects, check the weather page.