Kanto

HeartGold HeartGold SoulSilver SoulSilver FireRed FireRed LeafGreen LeafGreen Yellow Yellow Red Red Blue Blue
Walking in tall grass or a cave
Berry Forest
20%
L35
Bond Bridge
10%
L36
Cape Brink
15%
L36–38
Cerulean Cave
1F
10%
L55
Cerulean Cave
2F
5%
L58
Route 12
5%
L28–30
5%
L29
5%
L28–30
Route 13
5%
L28–30
5%
L29
5%
L28–30
Route 14
5%
L30
5%
L30
5%
L30
Route 15
5%
L28–30
5%
L30
5%
L30
Route 24
10%
L12
In the morning
+5%
L14
During the day
+5%
L14
10%
L12
In the morning
+5%
L14
During the day
+5%
L14
Route 25
In the morning
+5%
L14
During the day
+5%
L14
At night
+5%
L10
In the morning
+5%
L14
During the day
+5%
L14
At night
+5%
L10
Water Path
5%
L48

Johto

HeartGold HeartGold SoulSilver SoulSilver
Walking in tall grass or a cave
Route 44
25%
L22–24
Radio off
+10%
L22
25%
L22–24
Radio off
+10%
L22

Sinnoh

Platinum Platinum Diamond Diamond Pearl Pearl
Walking in tall grass or a cave
Route 224
5%
L51
5%
L53
5%
L53
Route 229
Not during a swarm
+20%
L51
During the day
+10%
L52
Not during a swarm
+20%
L51
During the day
+10%
L52
Sea Route 230
5%
L49
Not during a swarm
+20%
L50
Not during a swarm
+20%
L50

Kalos

X X Y Y
Walking in tall grass or a cave
Route 14
20%
L31–32
20%
L31–32
X X Y Y
Walking in yellow flowers
Route 16
20%
L35–36
20%
L35–36
Route 19
10%
L48
10%
L48
X X Y Y
Walking in purple flowers
Route 19
20%
L46–47
20%
L46–47