How to get one
The best chance per place. The same table can do better at another hour; the tool gives them all.
Red
| Place | Method | Level | Per attempt |
| Route 13 |
Grass |
28–30 |
0.43% |
| Route 12 |
Grass |
28–30 |
0.32% |
| Route 14 |
Grass |
30 |
0.30% |
| Route 15 |
Grass |
30 |
0.30% |
Yellow
| Place | Method | Level | Per attempt |
| Cerulean Cave 1F |
Grass |
55 |
0.38% |
| Cerulean Cave 2F |
Grass |
58 |
0.30% |
| Route 12 |
Grass |
29 |
0.30% |
| Route 13 |
Grass |
29 |
0.30% |
| Route 14 |
Grass |
30 |
0.30% |
| Route 15 |
Grass |
30 |
0.30% |
Gold and Silver
| Place | Method | Level | Per attempt |
| Route 5 |
Grass night |
15 |
0.98% |
Crystal
| Place | Method | Level | Per attempt |
| Route 24 |
Grass night |
14 |
0.49% |
It comes from an evolution
- Oddish becomes Gloom at level 21.
What it becomes
- Gloom becomes Vileplume .
- Gloom becomes Bellossom .
Base stats
| Stat | Gen 1 | Gen 2 |
| HP | 60 | 60 |
| Attack | 65 | 65 |
| Defense | 70 | 70 |
| Speed | 40 | 40 |
| Sp. Atk | 85 | 85 |
| Sp. Def | 85 | 75 |
Generation 2 split Special in two, and not down the middle: the two columns are not one value copied twice.