Master Weather Events: The Full GAG 1 & 2 Mutation Guide
🌱 GAG Wiki Wiki / Weather Events
⛈️ Guide · both games · updated July 2026

Weather Events — Full Mutation Guide for Grow a Garden & Grow a Garden 2

Weather is the fastest way to multiply what a crop sells for in both games — but the events, mutation names, and multipliers aren’t identical between GAG1 and GAG2. This guide breaks down both separately so you’re not planning around the wrong numbers.

📖 10 min read🔄 Last checked: July 2026

Quick answer: Every server experiences the same weather at the same time. Standard events happen naturally with no input needed; the ones worth planning around are Thunderstorm/Lightning (fast, reliable value) and the rarer Blood Moon / Meteor Shower / Starfall events (less frequent, much bigger payout). Keep your best plots full so you’re never caught out when one triggers.

How weather works in the original Grow a Garden

Weather falls into three tiers: Standard events that trigger naturally on any server, Event weather tied to limited-time updates, and Admin weather that only appears when a developer joins a session. This guide covers the standard events, since those are the ones every player can plan around.

EventMutationMultiplierRoughly how often
RainWet2xVery frequent (~every 20 min)
ThunderstormShocked (+50% chance of Wet)100xEvery 2–6 hours
FrostChilled, or Frozen if already Wet2x / 10xOccasional
NightMoonlit2x~Every 4 hours, 10 min duration
Blood MoonBloodlit4x~33% chance to replace Night
Meteor ShowerCelestial~120xRare, mostly at night
WindyWindstruck2xOccasional
Aurora BorealisAuroraModerateRare
SandstormSandyModerateOccasional
Acid RainAcidic (+ chance of Wet)~15xOccasional

On the numbers: Multiplier figures for less common events vary noticeably between community sources — some guides report Thunderstorm at 100x, others describe a lower flat Sheckle bonus instead of a mutation multiplier, and rarer events like Meteor Shower see the widest spread. Treat the table above as a directional guide and confirm exact figures against your own in-game mutation card before making a big farming decision.

The events worth planning around

⚡ Thunderstorm Best farmable

Widely considered the strongest standard event a regular player can reliably target. Lightning strikes random crops and applies Shocked, and there’s a good chance of picking up Wet on the same crop for an even bigger combined payout. Placing a Lightning Rod before the storm starts lets you direct where the bolts land, and pairing it with a lightning-affinity pet improves the odds further.

☔ Rain → 🥶 Frost chain Reliable combo

Rain applies Wet on its own, but the real value comes from timing: if Frost arrives while your crops are still carrying Wet, there’s a strong chance they upgrade straight to Frozen instead of just Chilled. Don’t harvest Wet crops the moment Frost starts — leave them in the ground and wait for the upgrade to land first.

☄️ Meteor Shower Highest ceiling

The rarest standard event, and the one with the biggest single-event multiplier. It mostly appears at night, so keeping your best crops planted and ready during night cycles gives you the best shot at catching one.

Mutation stacking

Mutations in the original Grow A Garden are widely reported to stack multiplicatively rather than adding together — meaning a crop that picks up Shocked and a Rainbow-tier variant isn’t just “100x + 50x,” it compounds into a much larger combined multiplier. This is the core reason serious farmers chase weather-stacking chains like Rain → Frost instead of treating each event in isolation.

How weather works in Grow a Garden 2

Grow a Garden 2 launched as a standalone game on June 12, 2026 and carries the weather system over in name only. The event labels look familiar, but the mutations they trigger, the multipliers behind them, and the stacking rules underneath are all different from the original — treating GAG1 numbers as a stand-in for GAG2 is one of the most common mistakes new players make.

EventMutationMultiplierNotes
RainGrowth speed boostFrequent, long duration, no direct mutation
LightningElectric (replaces Shocked)~25xDown from GAG1’s 100x Shocked
RainbowRainbow~10–30x*Reported figures vary by source
Snowfall / BlizzardFrozen~3–14x*Wide spread between sources, verify in-game
StarfallStarstruckHighOne of the rarest and most profitable events
Midas / Gold Seed EventGoldHighSpawns collectible gold seeds instead of striking growing crops directly
Blood MoonBloodlit~60xSharp increase from GAG1’s 4x; night-only
AuroraAuroraModerate~2 minute window
Disco MoonRainbow buff for stealersNight-only; stolen crops turn Rainbow during this event

*On the numbers: Because GAG2 is a newly launched, actively patched game, community-tracked multipliers for Rainbow and Frozen in particular disagree by a wide margin between sources — some report Rainbow at 10x, others at 30x; some report Frozen at 3x, others at 14x. The most recent cross-referenced figures (checked against the GAG2 wiki and several tracking sites in July 2026) lean toward the higher end, but treat any specific number here as approximate until you confirm it on your own crop’s mutation card. This page will be updated as the numbers settle.

The events worth planning around

⚡ Lightning Most reliable

The GAG2 equivalent of Thunderstorm. It’s weaker per-crop than its GAG1 counterpart, but it’s also far more frequent and completely free to target — no special pet or gear required, just crops in the ground when the bolts start.

🌠 Starfall Highest ceiling

Along with the Rainbow Seed event, Starfall is one of the rarest weather types in GAG2, and it’s consistently ranked among the most profitable when it lands, since it can strike a wide set of crops at once rather than a single random target.

🌕 Blood Moon Big night payout

Only appears at night and only affects a handful of crops per cycle, but the Bloodlit multiplier is reportedly the strongest confirmed jump between GAG1 and GAG2 — the same event went from a minor 4x bonus to a genuinely high-value one, so it’s worth prioritizing if you’re already out at night.

Weather and night stealing overlap

A few GAG2 weather events are tied directly to the stealing mechanic rather than pure farming. During a Disco Moon, whichever player successfully steals first gets a buff that turns the crop Rainbow — which means a normal night can suddenly become the highest-value raiding window of the session. Worth reading alongside the night stealing guide if you’re weighing whether to farm or raid on a given night.

Common questions

What’s the best weather event in the original Grow a Garden?

Meteor Shower is generally rated the strongest standard event, triggering the Celestial mutation at roughly 120x. Thunderstorm is the more farmable choice day to day since it occurs far more often and still applies a 100x Shocked mutation.

What’s the best weather event in Grow a Garden 2?

Starfall and the Lightning event are generally considered the most profitable, since both apply strong mutations to a wide set of crops. Blood Moon is rarer but hits harder on a per-crop basis when it appears.

Do weather mutations stack with each other?

In the original Grow a Garden, mutations are widely reported to stack multiplicatively, so a crop carrying Shocked and Chilled together is worth far more than either Mutation alone. Stacking rules in Grow a Garden 2 are still being confirmed by the community, so treat combined multipliers there as unverified until tested in-game.

How often does Thunderstorm happen?

In the original game, Thunderstorm is reported to occur roughly once every 2 to 6 hours per server, far less often than Rain, which can appear every 20 minutes or so.

This is a fan-made reference for Grow a Garden and Grow a Garden 2 and is not officially affiliated with either game. Mutation names and multipliers are gathered from in-game testing and community sources, which sometimes disagree — especially for Grow a Garden 2, which is still receiving frequent balance patches. Always confirm a specific figure against your own mutation card before relying on it. Spot something outdated? Let us know.