How Does Oddish Evolution Work In Pokemon GO?

There’s a tiny delight in watching an Oddish bloom into something else in 'Pokémon GO', and the evolution tree is delightfully straightforward once you nail the costs and the item mechanics in your head. Oddish needs 25 candies to evolve into Gloom. Then you get a choice at Gloom: evolve for 100 candies to get Vileplume, or spend 100 candies plus a Sun Stone to get Bellossom. That Sun Stone is the only extra evolution item involved in that family, and it’s applied when evolving Gloom — not on Oddish — which always feels like a little gotcha the first few times you try to do it.

I tend to approach these choices like a collector who wants options. If I don’t have a Sun Stone lying around and I want a Vileplume for raids or gyms, I’ll go the 100 candy route. If I’m hunting for a specific synergy or a new shiny look, I’ll hold on to candies until a Sun Stone drops from a 7-day streak or I get lucky in the shop. Shiny preservation is a real thing for me: evolving a shiny Oddish gives you shiny Gloom, then shiny Vileplume or Bellossom accordingly, so if you see a shiny Oddish, I advise taking a breath and deciding which final form will make you happiest before you spend resources.

From a tactical standpoint, check the moveset and IVs before evolving. I have a ritual of appraising and then comparing to community resources so I don’t waste 100 candies on a bad move combination — and if a community day or event is coming up, sometimes the special move window makes it worth waiting. I also enjoy pairing evolutions with double-candy events or using Pinap Berries to speed candy gain; it’s a little economy game layered on top of the usual collecting. In short: Oddish → Gloom (25 candies), Gloom → Vileplume (100 candies), or Gloom → Bellossom (100 candies + Sun Stone). Then sit back and admire your new leaf friend.

I get oddly enthusiastic about evolution mechanics in 'Pokémon GO', and Oddish’s chain is a clean example of how items change routes. Step-by-step: you need 25 Oddish candies to turn an Oddish into Gloom. After that, you choose between two evolutions: Gloom into Vileplume costs 100 candies, and Gloom into Bellossom costs 100 candies plus one Sun Stone. The Sun Stone is the evolution item introduced to let Gloom split into Bellossom instead of Vileplume, and it’s important to note the item is used at the Gloom stage only — you can’t use it on Oddish directly.

I usually break down my decision into three questions: do I care about the current meta or raids (often Vileplume has broader Poison/Grass utility), do I want a pure-grass option (Bellossom), or am I chasing a shiny? Shiny variants carry through evolution, so a shiny Oddish will produce shiny Gloom and then shiny Vileplume or Bellossom depending on which route you take. That makes me extra cautious before investing 100 candies and a Sun Stone — I’ll always appraise stats and sometimes wait for an event that might change available moves or give bonus candies.

Practical tips based on my grinding routine: stock up on Pinaps and use them effectively, consider setting Oddish as your buddy if you need candies over time, and watch for events where Sun Stones or bonus candies are more common. If you’re trading or planning to power up later, remember that IVs and the moveset matter more than the immediate evolution — save your resources if the mon doesn’t look promising. I like to keep one of each final form for variety and nostalgia, so I often evolve one into Vileplume and, when a Sun Stone appears, convert another into Bellossom. It keeps the box diverse and the collection satisfying.

My brain lights up whenever someone asks about Oddish in 'Pokémon GO' because that little blue plant has one of those evolution branches that actually makes you think about choices. Here’s how it works in simple steps: catch or hatch an Oddish, gather candies, and evolve it into Gloom for 25 candies. From there, Gloom is the fork in the road — you can evolve Gloom into Vileplume for 100 candies, or into Bellossom for 100 candies plus a Sun Stone. The key detail that trips people up is that you can’t skip straight from Oddish to Bellossom; the Sun Stone applies when evolving Gloom, not Oddish, so you need the intermediate Gloom first.

I personally like to hoard a few Oddish when there’s a grass or community day event, because candies pour in and sometimes new moves drop during events. If you’ve got a shiny Oddish, the shiny coloration cascades through evolution, so a shiny Oddish becomes shiny Gloom and then shiny Vileplume or shiny Bellossom depending on which evolution path you pick — something I always double-check before throwing that Sun Stone on because shiny scarcity makes them special. Also, if you’re deciding which final form to keep, think about what you want: Vileplume brings that grass/poison twist and is useful in certain raid and gym matchups, while Bellossom is pure grass with sometimes more niche utility. Check moves and IVs before burning 100 candies — nothing hurts more than evolving a mon right before you realize it has mediocre moves.

Little player tips from my oddball collection: use Pinap Berries when catching Oddish to speed up candy collection, set Oddish as your buddy if you’re trying to build candy slowly for a rainy day, and watch for events that give extra candy or introduced new charged moves (they’ve historically rotated special moves for grass community days). If you want to minimize regret, save evolving until you can appraise IVs and, if possible, wait for a move re-roll window during an event. I usually keep one Vileplume and one Bellossom for variety — it’s a small stash strategy that keeps battling flexible and my Pokédex happy.