42: Golbat 44: Gloom

Oddish

43: Oddish

Kanto

	HeartGold	SoulSilver	FireRed	LeafGreen	Crystal	Gold	Silver	Yellow	Red	Blue
Walking in tall grass or a cave
Berry Forest			10% L30
Bond Bridge			20% L31
Cape Brink			30% L30–32
Route 12			35% L22–26					30% L25–27	35% L22–26
Route 13			35% L22–26					30% L25–27	35% L22–26
Route 14			35% L22–26					30% L26–28	35% L22–26
Route 15			35% L22–26					30% L26–28	35% L22–26
Route 24	+20% L10 +10% L10	+20% L10 +10% L10	25% L12–14		+50% L10–12	+30% L10	+30% L10	30% L12–14	25% L12–14
Route 25	+20% L10 +10% L10	+20% L10 +10% L10	25% L12–14		+30% L10	+30% L10	+30% L10	30% L12–14	25% L12–14
Route 5	+40% L13 +20% L13	+20% L13 +10% L13	25% L13–16			+60% L13–14	+30% L13		35% L13–16
Route 6	+40% L13 +20% L13	+20% L13 +10% L13	25% L13–16			+60% L13–14	+30% L13		35% L13–16
Route 7			20% L19–22						30% L19–22
Water Path			10% L44

Johto

	HeartGold	SoulSilver	Crystal	Gold	Silver
Walking in tall grass or a cave
Ilex Forest	+40% L5–6 +20% L5–6	+40% L5–6 +20% L5–6	+50% L5–7	+60% L5–6	+60% L5–6

Hoenn

	Emerald	Ruby	Sapphire
Walking in tall grass or a cave
Route 110	10% L13	10% L13	10% L13
Route 117	40% L13–14	10% L13	10% L13
Route 119	30% L24–27	30% L24–27	30% L24–27
Route 120	25% L25–27	25% L25–27	25% L25–27
Route 121	15% L26–28	15% L26–28	15% L26–28
Route 123	15% L26–28	15% L26–28	15% L26–28
Safari Zone NE/acro bike area	30% L27–29	30% L27–29	30% L27–29
Safari Zone NW/mach bike area	30% L27–29	30% L27–29	30% L27–29
Safari Zone SE	40% L25–27	40% L25–27	40% L25–27
Safari Zone SW	40% L25–27	40% L25–27	40% L25–27

Sinnoh

	Platinum	Diamond	Pearl
Walking in tall grass or a cave
Route 224	+20% L49
Route 229		+1% L22 +4% L20 +4% L20 +4% L20	+1% L22 +4% L20 +4% L20 +4% L20
Sea Route 230	+20% L47	+11% L18–23	+11% L18–23

Kalos

	X	Y
Walking on rough terrain
Route 6	30% L10–12	30% L10–12