Grow a Garden 2 Mutations Guide: Complete List, Multipliers & Tier List (2026)

Grow a Garden 2 launched on June 12, 2026 as a standalone sequel — not an update to the original Grow a Garden — and it rebuilt the mutation system from the ground up. If you're coming from the original game expecting the same stacking math, the biggest shock is this: mutations do not stack in Grow a Garden 2. One crop, one mutation, period. That single rule change affects everything else in this guide, from how you calculate sell price to which events are actually worth farming.

This guide covers every confirmed mutation and multiplier, exactly how the no-stacking system works, the weather and celestial events tied to specific mutations (with real trigger conditions and durations, not guesses), the full June–August 2026 update timeline that introduced them, a tier list ranking the best mutations by value, and how mutations interact with GAG2's signature night-stealing mechanic. For the original Grow a Garden's mutation system, see our Mutations Guide and Crop Value Calculator.

Grow a Garden 2 vs. the Original: What Actually Changed

Before the mutation list, it's worth being explicit about what's different, because a lot of content blurs the two games together as if they share one system. They don't.

• No mutation stacking. In the original Grow a Garden, a crop could carry multiple mutations that multiplied together — Gold × Rainbow × Amber, for example, compounding into massive numbers. In GAG2, only one mutation can be active on a crop at a time. If a second mutation's conditions trigger while a crop already has one, the new mutation replaces the old one. It does not add to it.
• New core mechanic: night stealing. GAG2 introduces a day/night cycle where, during a roughly 2-minute-30-second night window, other players can walk into an unattended garden and steal crops directly, on foot, with teleport disabled while carrying loot. This mechanic didn't exist in the original game at all, and it changes what a highly-mutated crop is worth to you in practice — a rare Bloodlit crop sitting unharvested overnight is a target, not just a number.
• Different mutation sources, patched aggressively. Weather-driven mutations exist in both games conceptually, but GAG2's specific events, names, and multipliers are unique to it and have already been revised multiple times in the three months since launch.
• The mutation roster is still growing. GAG2 launched with 5 mutations and had reached 18 documented mutations by August 2026, added through near-weekly content updates. This guide documents the ones with multiple corroborating sources — for the newest additions, check the Grow a Garden 2 Wiki, which the community updates after every patch.

The Mutation Formula: How Sell Price Actually Works

GAG2 uses a simple, single-multiplier formula:

Final Sell Price = Base Crop Price × Size Scale × Mutation Multiplier

Because only one mutation can apply, this is far easier to calculate by hand than the original game's compounding stacks — but it also means the ceiling on any single crop's value is lower, since you can't chain three or four mutations together anymore. The trade-off is that GAG2 rewards consistent farming across many crops over hunting for one absurd stacked outlier.

Worked example: A base crop worth 100 Sheckles, at 1.2× size scale, with the Electric mutation (70×):

• 100 × 1.2 × 70 = 8,400 Sheckles

Compare that to the same crop with no mutation at the same size: just 120 Sheckles. The mutation is still doing almost all of the work — it's simply not compounding with a second one on top of it.

One detail worth knowing: the size/weight component of the formula scales with the square of the crop's weight, not linearly. A crop that weighs twice the average doesn't sell for 2× — it sells for roughly 4× on the size factor alone, before the mutation multiplier is even applied. This is why a heavy, mutated crop is worth disproportionately more than a light one with the same mutation.

Best Crops to Target for Mutation Farming

Not every crop is worth chasing a high-tier mutation on. "Base price" here means the average sell value of that crop with no size bonus or mutation applied — it's the number the mutation multiplier actually multiplies.

The practical strategy: if Eclipsed (80×) or Bloodlit (70×) lands on a Mushroom, you're looking at a base 13,000 Sheckles multiplied by both the size-squared factor and an 70–80× mutation — a single crop worth well into six figures. That's also exactly the kind of crop you do not want sitting in an unattended garden when night falls.

Complete Grow a Garden 2 Mutation List (Confirmed Multipliers)

Two additional Ember mutation variants were introduced during the Summer Camp event (June 6, 2026), but consistent multiplier data for them hasn't circulated widely yet — treat any figure you see for Ember as provisional until a live tracker confirms it.

Why the discrepancies? Aurora is the clearest example of a disputed number: the most detailed sourcing places it at a 42× multiplier tied specifically to the Aurora Borealis night event, but some trackers still list figures as high as ~90×, likely from an earlier or unpatched build. Starstruck has a smaller gap (45× vs. 50×) depending on which post-launch balance pass a given source captured. If you're trading a crop carrying either mutation, cross-check a live calculator immediately before the trade rather than trusting a single guide's number — this is genuinely still-shifting data, not settled fact.

GAG2 has reached 18 total documented mutations as of August 2026; the table above covers the ones with multiple corroborating sources. Rarer or more recently-added ones are still being verified by the community.

Grow a Garden 2 Mutation Tier List

S-Tier (Chase These First)

• Eclipsed (80×) — the highest confirmed multiplier in the game right now
• Bloodlit (70×) and Glow (70×) — tied for second-highest confirmed

A-Tier (Excellent, Worth Farming Actively)

• Electric (70×) — same multiplier as Bloodlit/Glow, but available since day one, so it's the most reliably farmable top-tier mutation
• Ignited (60×) — tied to the Sunburst weather event
• Veil (50×) — one of the newest additions, from the Fall Harvest update

B-Tier (Solid, Common Enough to Rely On)

• Starstruck (45–50×) — high value, but gated behind the rarest weather event in the game, so it's more "hope it happens" than "farm it reliably"
• Aurora (42×) — good value, occurs during a defined night-only window, but the multiplier itself is still being confirmed across sources
• Rainbow (40×)
• Frozen (40×)

C-Tier (Low Impact, But Free)

• Amber (20×)
• Gold (15×) — the most common mutation, a useful baseline but not something to actively farm toward

Mutation Sources: The Five Ways Crops Get Mutated

GAG2 mutations come from five distinct sources, and knowing which bucket a mutation falls into tells you how to actually farm it.

1. Random Harvest Rolls

The baseline chance every crop has to mutate at harvest with no special conditions active. Gold and Rainbow are the most common results from this pool — this is exactly why they sit at the bottom of the tier list despite being genuinely useful early in a save.

2. Special Seeds

Certain seed variants carry a higher baseline mutation chance, or are pre-weighted toward specific mutations. These typically cost more Sheckles upfront but reduce the amount of pure RNG grinding needed to hit a good roll.

3. Weather and Celestial Events

This is where the highest-value mutations live, and each has a distinct trigger pattern:

Starfall → Starstruck (45–50×). Described by trackers as the rarest weather event in the game, lasting somewhere in the 2–5 minute range depending on the source. Like every weather event in GAG2, there is no way to manually trigger it — it fires at random regardless of time of day. When it starts, the correct response is to have your garden at maximum planted capacity immediately, because the window is short and every harvest during it is a roll at the mutation.

Aurora Borealis → Aurora (42×). Added June 20, 2026 as part of GAG2's first major content update. This is a night-only event — it only fires during the night phase (the same phase that enables stealing), runs on a roughly 2-minute cycle, and applies the Aurora mutation to random crops while it's active. Because it overlaps with the stealing window, farming Aurora means accepting some risk: you want to be near your garden harvesting Aurora-mutated crops, but night is also when your garden is exposed.

Sunburst → Ignited (60×). Added July 3, 2026 alongside a broader content patch. Less documented than Starfall or Aurora in terms of exact duration, but confirmed as the source of the Ignited mutation.

Blood Moon → Bloodlit (70×). The GAG2 version of this now-familiar event name is the confirmed source of one of the game's best mutations, sitting in the same top multiplier tier as Electric and Glow.

4. Pet Abilities

GAG2 does have pets that boost specific mutation chances, similar in spirit to Raptor in the original game — they just work on the two most common mutations rather than the rarest ones. Unicorn doubles the chance of a plant receiving the Rainbow mutation. Golden Dragonfly provides a bonus chance toward the Gold mutation. Neither pet grants a guaranteed mutation — they multiply your existing base chance, so equipping one is a meaningful edge over relying on random rolls alone, not a shortcut to a free mutation every harvest.

Beyond mutation-boosting, several pets exist purely for the night-stealing mechanic: Ice Serpent flies around your garden and freezes intruders solid, Bee patrols and stings thieves, Venus Fly Trap eats intruders outright, Cactus damages anyone who touches your plots, and Dragon's Breath fires at thieves to force them to drop stolen Sheckles. One pet flips the mechanic entirely: Raccoon goes out at night and steals crops from other gardens automatically on your behalf, functioning as a passive income source since attempting a steal costs nothing.

5. Crop-Based Ambient Effects

Glow (70×) falls into this less-understood category — it appears to be a passive, crop-condition-driven effect rather than a specific weather or pet trigger, and the exact mechanism behind it is still being documented by the community as of this update.

Mutation Chance: The Real Odds

The base mutation chance in GAG2 is 1% per harvest and roughly 0.1% during the growth phase — meaning most of your mutation rolls happen the moment you pick the crop, not while it's growing. On paper that sounds low, but across dozens of crops per session, a 1% roll adds up faster than it feels like it should.

There are three ways to push past that baseline:

1. Special seeds. Planting a Gold Seed or Rainbow Seed guarantees the corresponding mutation on the grown crop — no roll involved. This is the most reliable way to farm a specific low-tier mutation, though it costs more upfront than a standard seed.
2. Mutation-boosting pets. Unicorn doubles your Rainbow chance; Golden Dragonfly boosts your Gold chance. Neither is a guarantee, but both meaningfully shift the odds in your favor over a long session.
3. Weather and celestial events. These don't change your base percentage so much as they open up entirely new mutations (Starstruck, Aurora, Ignited, Bloodlit, Eclipsed) that are otherwise unavailable — the "chance" during an event is really "chance this harvest gets the event mutation instead of nothing," layered on top of the normal roll.

The practical takeaway: if you're farming for Gold or Rainbow specifically, guaranteed seeds or the matching pet beat waiting on a 1% roll. If you're after one of the event-exclusive mutations, no pet or seed helps — you just need to be actively harvesting when the event is live.

Best Pets for Mutation Farming & Garden Defense

Note the split in purpose: Unicorn and Golden Dragonfly are the two pets actually worth equipping if your goal is farming mutations, while Ice Serpent, Bee, Venus Fly Trap, Cactus, and Dragon's Breath exist to protect the mutated crops you already have during the night-stealing window. Raccoon is unusual in that it turns the stealing mechanic into income for you instead of a risk — running Raccoon alongside a defensive pet is a common combination for players who can't stay near their garden every night.

Grow a Garden 2 Update Timeline (June–August 2026)

Understanding the patch history matters here because mutation multipliers have shifted with several of these updates, and knowing when a mutation was added tells you how stable its reported number is likely to be.

The pattern worth noticing: launch mutations (Gold, Rainbow, Frozen, Electric, Starstruck) have had the most time to stabilize in community trackers, while anything from the July and August updates — Ignited, Veil, Amber, and especially Aurora — is more likely to see its reported multiplier revised as more players report actual sell values.

How Night Stealing Changes the Mutation Math

This is the part most guides skip entirely, and it's unique to GAG2: your best mutations are also your biggest liability.

The night phase lasts about 2 minutes 30 seconds. During it, any garden whose owner has wandered away becomes stealable — another player can walk up, press a button to loot a crop, and run it back to their own garden on foot. Two mechanics matter here:

• Teleport is disabled while carrying stolen crops. A thief has to physically run home, which gives a defended garden a real chance to stop them before they escape with your best roll of the week.
• Staying inside your garden's fence locks it. If you're physically present in your plot when night falls, stealing attempts against you automatically fail.

The practical implication for mutation farming: don't walk away from a garden holding an unharvested Eclipsed, Bloodlit, or Aurora crop right before night hits — Aurora is especially risky here since it only spawns during the same night window that enables stealing. Either harvest before night, stay near your garden through the window, or invest in defensive pets (Bee, Venus Fly Trap, Cactus, Dragon's Breath) if you know you'll need to step away.

Common Mistakes to Avoid

Assuming mutations stack like the original game. This is the single most common error players bring over from Grow a Garden 1. If you're mentally multiplying two mutations together on the same GAG2 crop, stop — only the most recent one counts.

Leaving high-value crops unharvested going into night. Given the stealing mechanic, a Bloodlit or Eclipsed crop sitting in an unattended garden at night is actively at risk. Harvest before the day/night transition if you can't stay nearby.

Trusting a single source's Aurora multiplier as final. With figures ranging from 42× to as high as 90× depending on the tracker, treat any specific Aurora number as provisional until you've cross-checked it against a live, frequently-updated calculator.

Trying to farm Starfall or Aurora on a schedule. Every weather event in GAG2 triggers randomly — there is no player action that forces one to start (aside from developer-only "Admin Abuse" triggers, which aren't something players can access). Keep your garden planted and ready at all times instead of waiting for a specific window.

Ignoring the update date on any guide you're reading. Because 13 of GAG2's 18 mutations were added after launch, a guide written even a month ago may already be missing content, or citing a pre-patch multiplier. Always check the "last updated" date.

FAQ: Grow a Garden 2 Mutations

Can you stack mutations in Grow a Garden 2? No. Only one mutation can be active on a crop at a time. This is a deliberate departure from the original Grow a Garden, where multiple mutations multiplied together. If a crop meets the conditions for a new mutation while already carrying one, the new mutation replaces the old one rather than adding to it.

What is the highest mutation multiplier in Grow a Garden 2? Eclipsed (80×) is the highest reliably confirmed value. Some trackers cite Aurora as high as ~90×, but that figure isn't fully verified — treat Eclipsed as the safer "highest confirmed" answer until Aurora's number stabilizes across sources.

How do you calculate a mutated crop's sell price? Final Sell Price = Base Crop Price × Size Scale × Mutation Multiplier. Since mutations don't stack, this is a single multiplication rather than a compounding chain like in the original game.

What's the rarest mutation to get? Starstruck, since it only comes from the Starfall event — described by trackers as the rarest weather event in the game. Aurora is a close second given both its recency and its narrow night-only trigger window.

Do pets apply mutations in Grow a Garden 2 the way Raptor does in the original game? Not that's been reliably documented. GAG2 pets are currently understood primarily as garden-defense tools during night stealing (Bee, Venus Fly Trap, Cactus, Dragon's Breath) rather than mutation-application tools.

How many total mutations does Grow a Garden 2 have? 18 documented mutations as of August 2026, up from 5 at launch in June 2026. New ones continue to be added roughly every few weeks through content updates.

When was the Aurora mutation added, and why do sources disagree on its value? Aurora was added June 20, 2026 with the Aurora Borealis weather event. The disagreement (42× vs. up to 90× in some trackers) likely comes from early post-launch figures that were later balance-patched, with not every guide catching the correction.

Is Grow a Garden 2 mutation data still changing? Yes — the game is roughly three months old as of this guide and has received a major content update at least once a month since launch (Summer Camp in June, the Sunburst/Ignited patch in July, Fall Harvest in August). Numbers for recently-added mutations are more likely to shift than launch mutations like Gold, Rainbow, Frozen, Electric, and Starstruck, which have had more time to stabilize.

What triggers the Glow mutation, and why is it different from the other high-tier mutations? Glow (70×) doesn't have a confirmed weather event or pet source the way Starstruck, Aurora, Ignited, and Bloodlit do. It's currently classified as a passive, crop-condition-based effect — meaning it seems to depend on something about the crop's own growth state rather than a global event window. That makes it the hardest mutation on this list to intentionally farm; for now, it's more something you notice after the fact than something you can plan around.

How long does each weather event actually last? Starfall runs somewhere in the 2–5 minute range depending on the source reporting it. Aurora Borealis is more precisely documented at a 2-minute cycle, and only fires during the night phase. Neither can be predicted or triggered — they're random, so the only real strategy is keeping your garden fully planted at all times so you're never caught without crops in the ground when one starts.

Is there a Grow a Garden 2 mutation calculator? Community trackers like the GAG2 Wiki and several dedicated calculator sites maintain live mutation and value data that updates faster than any static guide can. Because GAG2's numbers are still shifting — as this guide's own discrepancy notes on Aurora and Rainbow make clear — treat any single multiplier figure as a snapshot, and cross-check it against a live source before a high-value trade.

The Bottom Line

Grow a Garden 2's mutation system rewards a different kind of player than the original game did. There's no stacking math to obsess over, no fused-mutation combos to hunt for — instead, the skill is in showing up consistently: keeping your garden fully planted so random weather events never catch you empty-handed, running Unicorn or Golden Dragonfly if you're specifically farming Gold or Rainbow, and being deliberate about when you walk away from a garden holding something valuable. The night-stealing mechanic means a great mutation roll isn't automatically safe the way it was in the original game — it's only yours once you've actually banked it.

Because so much of this data is still moving — 13 of the 18 documented mutations were added after launch, and two of the numbers in this guide (Aurora, Rainbow) are actively disputed across sources — treat this as a snapshot as of September 2026 rather than a permanent reference. Check back as new events and balance patches land.

Related Guides

For the original Grow a Garden's mutation system — where stacking, and a completely different set of events and pets, govern crop value — see the main Mutations Guide. To calculate original-game crop values, use the Crop Value Calculator.