National Park

Pokémon

Wild Butterfree have a 2% chance of holding Silverpowder.
Wild Beedrill have a 2% chance of holding a Poison Barb.
Wild Paras have a 23% chance of holding a Tinymushroom and a 2% chance of holding a Big Mushroom.

Walking (Normal encounters)

Gold (Full)
Slot	Rate	Condition(s)	Pokémon	Level
0	30%	Morning, Day		Caterpie	10
Night		Hoothoot	10
1	30%	Morning, Day		Metapod	10
Night		Hoothoot	10
2	20%	Morning		Caterpie	12
Day		Sunkern	11
Night		Hoothoot	12
3	10%	Morning, Day		Pidgey	12
Night		Hoothoot	12
4	5%	Morning		Pidgey	10
Day		Sunkern	13
Night		Hoothoot	10
5	4%	Morning, Day		Pidgey	14
Night		Hoothoot	14
6	1%	Morning, Day		Pidgey	14
Night		Hoothoot	14

Silver (Full)
Slot	Rate	Condition(s)	Pokémon	Level
0	30%	Morning, Day		Weedle	10
Night		Hoothoot	10
1	30%	Morning, Day		Kakuna	10
Night		Hoothoot	10
2	20%	Morning		Weedle	12
Day		Sunkern	11
Night		Hoothoot	12
3	10%	Morning, Day		Pidgey	12
Night		Hoothoot	12
4	5%	Morning		Pidgey	10
Day		Sunkern	13
Night		Hoothoot	10
5	4%	Morning, Day		Pidgey	14
Night		Hoothoot	14
6	1%	Morning, Day		Pidgey	14
Night		Hoothoot	14

Crystal (Full)
Slot	Rate	Condition(s)	Pokémon	Level
0	30%	Morning		Nidoran♂	12
Day		Nidoran♀	12
Night		Psyduck	12
1	30%	Morning		Nidoran♀	12
Day		Nidoran♂	12
Night		Hoothoot	13
2	20%	Morning		Ledyba	14
Day		Sunkern	14
Night		Spinarak	14
3	10%	Morning, Day		Pidgey	13
Night		Hoothoot	15
4	5%	Morning, Day		Caterpie	10
Night		Venonat	10
5	4%	Morning, Day		Weedle	10
Night		Venonat	12
6	1%	Morning, Day		Weedle	10
Night		Venonat	12

Combined (Full)
Slot	Rate	Condition(s)	Gold	Silver	Crystal
0	30%	Morning		Caterpie	lv. 10		Weedle	lv. 10		Nidoran♂	lv. 12
Day		Caterpie	lv. 10		Weedle	lv. 10		Nidoran♀	lv. 12
Night		Hoothoot	lv. 10		Hoothoot	lv. 10		Psyduck	lv. 12
1	30%	Morning		Metapod	lv. 10		Kakuna	lv. 10		Nidoran♀	lv. 12
Day		Metapod	lv. 10		Kakuna	lv. 10		Nidoran♂	lv. 12
Night		Hoothoot	lv. 10		Hoothoot	lv. 10		Hoothoot	lv. 13
2	20%	Morning		Caterpie	lv. 12		Weedle	lv. 12		Ledyba	lv. 14
Day		Sunkern	lv. 11		Sunkern	lv. 11		Sunkern	lv. 14
Night		Hoothoot	lv. 12		Hoothoot	lv. 12		Spinarak	lv. 14
3	10%	Morning, Day		Pidgey	lv. 12		Pidgey	lv. 12		Pidgey	lv. 13
Night		Hoothoot	lv. 12		Hoothoot	lv. 12		Hoothoot	lv. 15
4	5%	Morning		Pidgey	lv. 10		Pidgey	lv. 10		Caterpie	lv. 10
Day		Sunkern	lv. 13		Sunkern	lv. 13		Caterpie	lv. 10
Night		Hoothoot	lv. 10		Hoothoot	lv. 10		Venonat	lv. 10
5	4%	Morning, Day		Pidgey	lv. 14		Pidgey	lv. 14		Weedle	lv. 10
Night		Hoothoot	lv. 14		Hoothoot	lv. 14		Venonat	lv. 12
6	1%	Morning, Day		Pidgey	lv. 14		Pidgey	lv. 14		Weedle	lv. 10
Night		Hoothoot	lv. 14		Hoothoot	lv. 14		Venonat	lv. 12

Gold (Compressed)
Pokémon	Rate	Level	Condition(s)
	Hoothoot	100%	10, 12, 14	Night
	Caterpie	50%	10, 12	Morning
30%	10	Day
	Metapod	30%	10	Morning, Day
	Sunkern	25%	11, 13	Day
	Pidgey	20%	10, 12, 14	Morning
15%	12, 14	Day

Silver (Compressed)
Pokémon	Rate	Level	Condition(s)
	Hoothoot	100%	10, 12, 14	Night
	Weedle	50%	10, 12	Morning
30%	10	Day
	Kakuna	30%	10	Morning, Day
	Sunkern	25%	11, 13	Day
	Pidgey	20%	10, 12, 14	Morning
15%	12, 14	Day

Crystal (Compressed)
Rate	Level	Condition(s)
Hoothoot	40%	13, 15	Night
Nidoran♀	30%	12	Morning, Day
Nidoran♂	30%	12	Morning, Day
Psyduck	30%	12	Night
Ledyba	20%	14	Morning
Sunkern	20%	14	Day
Spinarak	20%	14	Night
Pidgey	10%	13	Morning, Day
Venonat	10%	10, 12	Night
Caterpie	5%	10	Morning, Day
Weedle	5%	10	Morning, Day

Combined (Compressed)
	Gold		Silver		Crystal		Condition(s)
Hoothoot	100%	lv. 10, 12, 14	100%	lv. 10, 12, 14	40%	lv. 13, 15	Night
Sunkern	25%	lv. 11, 13	25%	lv. 11, 13	20%	lv. 14	Day
Pidgey	20%	lv. 10, 12, 14	20%	lv. 10, 12, 14	10%	lv. 13	Morning
Pidgey	15%	lv. 12, 14	15%	lv. 12, 14	10%	lv. 13	Day
Caterpie	50%	lv. 10, 12	N/A		5%	lv. 10	Morning
Caterpie	30%	lv. 10	N/A		5%	lv. 10	Day
Weedle	N/A		50%	lv. 10, 12	5%	lv. 10	Morning
Weedle	N/A		30%	lv. 10	5%	lv. 10	Day
Metapod	30%	lv. 10	N/A		N/A		Morning, Day
Kakuna	N/A		30%	lv. 10	N/A		Morning, Day
Nidoran♀	N/A		N/A		30%	lv. 12	Morning, Day
Nidoran♂	N/A		N/A		30%	lv. 12	Morning, Day
Psyduck	N/A		N/A		30%	lv. 12	Night
Ledyba	N/A		N/A		20%	lv. 14	Morning
Spinarak	N/A		N/A		20%	lv. 14	Night
Venonat	N/A		N/A		10%	lv. 10, 12	Night

Walking (Bug-Catching Contest)

Gold (Full)
Slot	Rate	Level
0	20%	Caterpie	7-18
1	20%	Weedle	7-18
2	10%	Metapod	9-18
3	10%	Kakuna	9-18
4	5%	Butterfree	12-15
5	5%	Beedrill	12-15
6	10%	Venonat	10-16
7	10%	Paras	10-17
8	5%	Scyther	13, 14
9	5%	Pinsir	13, 14

Silver (Full)
Slot	Rate	Level
0	20%	Caterpie	7-18
1	20%	Weedle	7-18
2	10%	Metapod	9-18
3	10%	Kakuna	9-18
4	5%	Butterfree	12-15
5	5%	Beedrill	12-15
6	10%	Venonat	10-16
7	10%	Paras	10-17
8	5%	Scyther	13, 14
9	5%	Pinsir	13, 14

Crystal (Full)
Slot	Rate	Level
0	20%	Caterpie	7-18
1	20%	Weedle	7-18
2	10%	Metapod	9-18
3	10%	Kakuna	9-18
4	5%	Butterfree	12-15
5	5%	Beedrill	12-15
6	10%	Venonat	10-16
7	10%	Paras	10-17
8	5%	Scyther	13, 14
9	5%	Pinsir	13, 14

Combined (Full)
Slot	Rate	Silver	Crystal
0	20%	Caterpie	lv. 7-18	Caterpie	lv. 7-18	Caterpie	lv. 7-18
1	20%	Weedle	lv. 7-18	Weedle	lv. 7-18	Weedle	lv. 7-18
2	10%	Metapod	lv. 9-18	Metapod	lv. 9-18	Metapod	lv. 9-18
3	10%	Kakuna	lv. 9-18	Kakuna	lv. 9-18	Kakuna	lv. 9-18
4	5%	Butterfree	lv. 12-15	Butterfree	lv. 12-15	Butterfree	lv. 12-15
5	5%	Beedrill	lv. 12-15	Beedrill	lv. 12-15	Beedrill	lv. 12-15
6	10%	Venonat	lv. 10-16	Venonat	lv. 10-16	Venonat	lv. 10-16
7	10%	Paras	lv. 10-17	Paras	lv. 10-17	Paras	lv. 10-17
8	5%	Scyther	lv. 13, 14	Scyther	lv. 13, 14	Scyther	lv. 13, 14
9	5%	Pinsir	lv. 13, 14	Pinsir	lv. 13, 14	Pinsir	lv. 13, 14

Gold (Compressed)
Rate	Level
Caterpie	20%	7-18
Weedle	20%	7-18
Metapod	10%	9-18
Kakuna	10%	9-18
Venonat	10%	10-16
Paras	10%	10-17
Butterfree	5%	12-15
Beedrill	5%	12-15
Scyther	5%	13, 14
Pinsir	5%	13, 14

Silver (Compressed)
Rate	Level
Caterpie	20%	7-18
Weedle	20%	7-18
Metapod	10%	9-18
Kakuna	10%	9-18
Venonat	10%	10-16
Paras	10%	10-17
Butterfree	5%	12-15
Beedrill	5%	12-15
Scyther	5%	13, 14
Pinsir	5%	13, 14

Crystal (Compressed)
Rate	Level
Caterpie	20%	7-18
Weedle	20%	7-18
Metapod	10%	9-18
Kakuna	10%	9-18
Venonat	10%	10-16
Paras	10%	10-17
Butterfree	5%	12-15
Beedrill	5%	12-15
Scyther	5%	13, 14
Pinsir	5%	13, 14

Combined (Compressed)
	Gold		Silver		Crystal
Caterpie	20%	lv. 7-18	20%	lv. 7-18	20%	lv. 7-18
Weedle	20%	lv. 7-18	20%	lv. 7-18	20%	lv. 7-18
Metapod	10%	lv. 9-18	10%	lv. 9-18	10%	lv. 9-18
Kakuna	10%	lv. 9-18	10%	lv. 9-18	10%	lv. 9-18
Venonat	10%	lv. 10-16	10%	lv. 10-16	10%	lv. 10-16
Paras	10%	lv. 10-17	10%	lv. 10-17	10%	lv. 10-17
Butterfree	5%	lv. 12-15	5%	lv. 12-15	5%	lv. 12-15
Beedrill	5%	lv. 12-15	5%	lv. 12-15	5%	lv. 12-15
Scyther	5%	lv. 13, 14	5%	lv. 13, 14	5%	lv. 13, 14
Pinsir	5%	lv. 13, 14	5%	lv. 13, 14	5%	lv. 13, 14

Pokémon

Wild Sunkern have a 5% chance of holding a Coba Berry.
Wild Butterfree have a 5% chance of holding SilverPowder.
Wild Beedrill have a 5% chance of holding a Poison Barb.
Wild Paras have a 50% chance of holding a TinyMushroom and a 5% chance of holding a Big Mushroom.
Wild Kricketot and Kricketune have a 5% chance of holding a Metronome.
Wild Beautifly and Dustox have a 5% chance of holding a Shed Shell.
Wild Combee always hold Honey.
Wild Cherubi have a 5% chance of holding a Miracle Seed.

Walking (Normal encounters)

Show all conditions

Set conditions

HeartGold (Full)
Slot	Rate	Condition(s)	Pokémon	Level
0	20%	Morning, Day		Caterpie	10
Night		Hoothoot	10
1	20%	Morning, Day		Metapod	10
Night		Hoothoot	10
2	10%	Radio: Hoenn Sound		Plusle	10
Radio: Sinnoh Sound		Shinx	10
2	10%	Morning, Day, Radio: Off		Caterpie	10
Night, Radio: Off		Hoothoot	10
3	10%	Radio: Hoenn Sound		Plusle	10
Radio: Sinnoh Sound		Shinx	10
3	10%	Morning, Day, Radio: Off		Metapod	10
Night, Radio: Off		Hoothoot	10
4	10%	Radio: Hoenn Sound		Minun	12
Radio: Sinnoh Sound		Shinx	12
4	10%	Morning, Radio: Off		Caterpie	12
Day, Radio: Off		Sunkern	12
Night, Radio: Off		Hoothoot	12
5	10%	Radio: Hoenn Sound		Minun	12
Radio: Sinnoh Sound		Shinx	12
5	10%	Morning, Radio: Off		Caterpie	12
Day, Radio: Off		Sunkern	12
Night, Radio: Off		Hoothoot	12
6	5%	Morning, Day		Pidgey	12
Night		Hoothoot	12
7	5%	Morning, Day		Pidgey	12
Night		Hoothoot	12
8	4%	Morning		Pidgey	10
Day		Sunkern	10
Night		Hoothoot	10
9	4%	Morning, Day		Pidgey	14
Night		Hoothoot	14
10	1%	Morning		Pidgey	10
Day		Sunkern	10
Night		Hoothoot	10
11	1%	Morning, Day		Pidgey	14
Night		Hoothoot	14

SoulSilver (Full)
Slot	Rate	Condition(s)	Pokémon	Level
0	20%	Morning, Day		Weedle	10
Night		Hoothoot	10
1	20%	Morning, Day		Kakuna	10
Night		Hoothoot	10
2	10%	Radio: Hoenn Sound		Plusle	10
Radio: Sinnoh Sound		Shinx	10
2	10%	Morning, Day, Radio: Off		Weedle	10
Night, Radio: Off		Hoothoot	10
3	10%	Radio: Hoenn Sound		Plusle	10
Radio: Sinnoh Sound		Shinx	10
3	10%	Morning, Day, Radio: Off		Kakuna	10
Night, Radio: Off		Hoothoot	10
4	10%	Radio: Hoenn Sound		Minun	12
Radio: Sinnoh Sound		Shinx	12
4	10%	Morning, Radio: Off		Weedle	12
Day, Radio: Off		Sunkern	12
Night, Radio: Off		Hoothoot	12
5	10%	Radio: Hoenn Sound		Minun	12
Radio: Sinnoh Sound		Shinx	12
5	10%	Morning, Radio: Off		Weedle	12
Day, Radio: Off		Sunkern	12
Night, Radio: Off		Hoothoot	12
6	5%	Morning, Day		Pidgey	12
Night		Hoothoot	12
7	5%	Morning, Day		Pidgey	12
Night		Hoothoot	12
8	4%	Morning		Pidgey	10
Day		Sunkern	10
Night		Hoothoot	10
9	4%	Morning, Day		Pidgey	14
Night		Hoothoot	14
10	1%	Morning		Pidgey	10
Day		Sunkern	10
Night		Hoothoot	10
11	1%	Morning, Day		Pidgey	14
Night		Hoothoot	14

Combined (Full)
Slot	Rate	Condition(s)	HeartGold	SoulSilver
0	20%	Morning, Day		Caterpie	lv. 10		Weedle	lv. 10
Night		Hoothoot	lv. 10		Hoothoot	lv. 10
1	20%	Morning, Day		Metapod	lv. 10		Kakuna	lv. 10
Night		Hoothoot	lv. 10		Hoothoot	lv. 10
2	10%	Radio: Hoenn Sound		Plusle	lv. 10		Plusle	lv. 10
Radio: Sinnoh Sound		Shinx	lv. 10		Shinx	lv. 10
2	10%	Morning, Day, Radio: Off		Caterpie	lv. 10		Weedle	lv. 10
Night, Radio: Off		Hoothoot	lv. 10		Hoothoot	lv. 10
3	10%	Radio: Hoenn Sound		Plusle	lv. 10		Plusle	lv. 10
Radio: Sinnoh Sound		Shinx	lv. 10		Shinx	lv. 10
3	10%	Morning, Day, Radio: Off		Metapod	lv. 10		Kakuna	lv. 10
Night, Radio: Off		Hoothoot	lv. 10		Hoothoot	lv. 10
4	10%	Radio: Hoenn Sound		Minun	lv. 12		Minun	lv. 12
Radio: Sinnoh Sound		Shinx	lv. 12		Shinx	lv. 12
4	10%	Morning, Radio: Off		Caterpie	lv. 12		Weedle	lv. 12
Day, Radio: Off		Sunkern	lv. 12		Sunkern	lv. 12
Night, Radio: Off		Hoothoot	lv. 12		Hoothoot	lv. 12
5	10%	Radio: Hoenn Sound		Minun	lv. 12		Minun	lv. 12
Radio: Sinnoh Sound		Shinx	lv. 12		Shinx	lv. 12
5	10%	Morning, Radio: Off		Caterpie	lv. 12		Weedle	lv. 12
Day, Radio: Off		Sunkern	lv. 12		Sunkern	lv. 12
Night, Radio: Off		Hoothoot	lv. 12		Hoothoot	lv. 12
6	5%	Morning, Day		Pidgey	lv. 12		Pidgey	lv. 12
Night		Hoothoot	lv. 12		Hoothoot	lv. 12
7	5%	Morning, Day		Pidgey	lv. 12		Pidgey	lv. 12
Night		Hoothoot	lv. 12		Hoothoot	lv. 12
8	4%	Morning		Pidgey	lv. 10		Pidgey	lv. 10
Day		Sunkern	lv. 10		Sunkern	lv. 10
Night		Hoothoot	lv. 10		Hoothoot	lv. 10
9	4%	Morning, Day		Pidgey	lv. 14		Pidgey	lv. 14
Night		Hoothoot	lv. 14		Hoothoot	lv. 14
10	1%	Morning		Pidgey	lv. 10		Pidgey	lv. 10
Day		Sunkern	lv. 10		Sunkern	lv. 10
Night		Hoothoot	lv. 10		Hoothoot	lv. 10
11	1%	Morning, Day		Pidgey	lv. 14		Pidgey	lv. 14
Night		Hoothoot	lv. 14		Hoothoot	lv. 14

HeartGold (Compressed)
Pokémon	Rate	Level	Condition(s)
	Hoothoot	60%	10, 12, 14	Night
40%	10, 12	Night, Radio: Off
	Shinx	40%	10, 12	Radio: Sinnoh Sound
	Plusle	20%	10	Radio: Hoenn Sound
	Minun	20%	12	Radio: Hoenn Sound
	Caterpie	20%	10	Morning, Day
30%	10, 12	Morning, Radio: Off
10%	10	Day, Radio: Off
	Pidgey	20%	10, 12, 14	Morning
15%	12, 14	Day
	Metapod	20%	10	Morning, Day
10%	10	Morning, Day, Radio: Off
	Sunkern	20%	12	Day, Radio: Off
5%	10	Day

SoulSilver (Compressed)
Pokémon	Rate	Level	Condition(s)
	Hoothoot	60%	10, 12, 14	Night
40%	10, 12	Night, Radio: Off
	Shinx	40%	10, 12	Radio: Sinnoh Sound
	Plusle	20%	10	Radio: Hoenn Sound
	Minun	20%	12	Radio: Hoenn Sound
	Weedle	20%	10	Morning, Day
30%	10, 12	Morning, Radio: Off
10%	10	Day, Radio: Off
	Pidgey	20%	10, 12, 14	Morning
15%	12, 14	Day
	Kakuna	20%	10	Morning, Day
10%	10	Morning, Day, Radio: Off
	Sunkern	20%	12	Day, Radio: Off
5%	10	Day

Combined (Compressed)
	HeartGold		SoulSilver		Condition(s)
Hoothoot	60%	lv. 10, 12, 14	60%	lv. 10, 12, 14	Night
Hoothoot	40%	lv. 10, 12	40%	lv. 10, 12	Night, Radio: Off
Shinx	40%	lv. 10, 12	40%	lv. 10, 12	Radio: Sinnoh Sound
Plusle	20%	lv. 10	20%	lv. 10	Radio: Hoenn Sound
Minun	20%	lv. 12	20%	lv. 12	Radio: Hoenn Sound
Pidgey	20%	lv. 10, 12, 14	20%	lv. 10, 12, 14	Morning
Pidgey	15%	lv. 12, 14	15%	lv. 12, 14	Day
Sunkern	5%	lv. 10	5%	lv. 10	Day
Sunkern	20%	lv. 12	20%	lv. 12	Day, Radio: Off
Caterpie	20%	lv. 10	N/A		Morning, Day
	30%	lv. 10, 12	N/A		Morning, Radio: Off
	10%	lv. 10	N/A		Day, Radio: Off
Metapod	20%	lv. 10	N/A		Morning, Day
Metapod	10%	lv. 10	N/A		Morning, Day, Radio: Off
Weedle	N/A		20%	lv. 10	Morning, Day
	N/A		30%	lv. 10, 12	Morning, Radio: Off
	N/A		10%	lv. 10	Day, Radio: Off
Kakuna	N/A		20%	lv. 10	Morning, Day
Kakuna	N/A		10%	lv. 10	Morning, Day, Radio: Off

Walking (Bug-Catching Contest)

Before getting the National Pokédex

HeartGold (Full)
Slot	Rate	Level
0	20%	Caterpie	7-18
1	20%	Weedle	7-18
2	10%	Metapod	9-18
3	10%	Kakuna	9-18
4	10%	Butterfree	12-15
5	10%	Beedrill	12-15
6	5%	Venonat	10-16
7	5%	Paras	10-17
8	5%	Scyther	13, 14
9	5%	Pinsir	13, 14

SoulSilver (Full)
Slot	Rate	Level
0	20%	Caterpie	7-18
1	20%	Weedle	7-18
2	10%	Metapod	9-18
3	10%	Kakuna	9-18
4	10%	Butterfree	12-15
5	10%	Beedrill	12-15
6	5%	Venonat	10-16
7	5%	Paras	10-17
8	5%	Scyther	13, 14
9	5%	Pinsir	13, 14

Combined (Full)
Slot	Rate	SoulSilver
0	20%	Caterpie	lv. 7-18	Caterpie	lv. 7-18
1	20%	Weedle	lv. 7-18	Weedle	lv. 7-18
2	10%	Metapod	lv. 9-18	Metapod	lv. 9-18
3	10%	Kakuna	lv. 9-18	Kakuna	lv. 9-18
4	10%	Butterfree	lv. 12-15	Butterfree	lv. 12-15
5	10%	Beedrill	lv. 12-15	Beedrill	lv. 12-15
6	5%	Venonat	lv. 10-16	Venonat	lv. 10-16
7	5%	Paras	lv. 10-17	Paras	lv. 10-17
8	5%	Scyther	lv. 13, 14	Scyther	lv. 13, 14
9	5%	Pinsir	lv. 13, 14	Pinsir	lv. 13, 14

HeartGold (Compressed)
Rate	Level
Caterpie	20%	7-18
Weedle	20%	7-18
Metapod	10%	9-18
Kakuna	10%	9-18
Butterfree	10%	12-15
Beedrill	10%	12-15
Venonat	5%	10-16
Paras	5%	10-17
Scyther	5%	13, 14
Pinsir	5%	13, 14

SoulSilver (Compressed)
Rate	Level
Caterpie	20%	7-18
Weedle	20%	7-18
Metapod	10%	9-18
Kakuna	10%	9-18
Butterfree	10%	12-15
Beedrill	10%	12-15
Venonat	5%	10-16
Paras	5%	10-17
Scyther	5%	13, 14
Pinsir	5%	13, 14

Combined (Compressed)
	HeartGold		SoulSilver
Caterpie	20%	lv. 7-18	20%	lv. 7-18
Weedle	20%	lv. 7-18	20%	lv. 7-18
Metapod	10%	lv. 9-18	10%	lv. 9-18
Kakuna	10%	lv. 9-18	10%	lv. 9-18
Butterfree	10%	lv. 12-15	10%	lv. 12-15
Beedrill	10%	lv. 12-15	10%	lv. 12-15
Venonat	5%	lv. 10-16	5%	lv. 10-16
Paras	5%	lv. 10-17	5%	lv. 10-17
Scyther	5%	lv. 13, 14	5%	lv. 13, 14
Pinsir	5%	lv. 13, 14	5%	lv. 13, 14

Tuesdays after getting the National Pokédex

HeartGold (Full)
Slot	Rate	Level
0	20%	Caterpie	24-36
1	20%	Weedle	24-36
2	10%	Metapod	26-36
3	10%	Kakuna	26-36
4	10%	Butterfree	27-30
5	10%	Beedrill	27-30
6	5%	Venonat	25-32
7	5%	Paras	27-34
8	5%	Scyther	27, 28
9	5%	Pinsir	27, 28

SoulSilver (Full)
Slot	Rate	Level
0	20%	Caterpie	24-36
1	20%	Weedle	24-36
2	10%	Metapod	26-36
3	10%	Kakuna	26-36
4	10%	Butterfree	27-30
5	10%	Beedrill	27-30
6	5%	Venonat	25-32
7	5%	Paras	27-34
8	5%	Scyther	27, 28
9	5%	Pinsir	27, 28

Combined (Full)
Slot	Rate	SoulSilver
0	20%	Caterpie	lv. 24-36	Caterpie	lv. 24-36
1	20%	Weedle	lv. 24-36	Weedle	lv. 24-36
2	10%	Metapod	lv. 26-36	Metapod	lv. 26-36
3	10%	Kakuna	lv. 26-36	Kakuna	lv. 26-36
4	10%	Butterfree	lv. 27-30	Butterfree	lv. 27-30
5	10%	Beedrill	lv. 27-30	Beedrill	lv. 27-30
6	5%	Venonat	lv. 25-32	Venonat	lv. 25-32
7	5%	Paras	lv. 27-34	Paras	lv. 27-34
8	5%	Scyther	lv. 27, 28	Scyther	lv. 27, 28
9	5%	Pinsir	lv. 27, 28	Pinsir	lv. 27, 28

HeartGold (Compressed)
Rate	Level
Caterpie	20%	24-36
Weedle	20%	24-36
Metapod	10%	26-36
Kakuna	10%	26-36
Butterfree	10%	27-30
Beedrill	10%	27-30
Venonat	5%	25-32
Paras	5%	27-34
Scyther	5%	27, 28
Pinsir	5%	27, 28

SoulSilver (Compressed)
Rate	Level
Caterpie	20%	24-36
Weedle	20%	24-36
Metapod	10%	26-36
Kakuna	10%	26-36
Butterfree	10%	27-30
Beedrill	10%	27-30
Venonat	5%	25-32
Paras	5%	27-34
Scyther	5%	27, 28
Pinsir	5%	27, 28

Combined (Compressed)
	HeartGold		SoulSilver
Caterpie	20%	lv. 24-36	20%	lv. 24-36
Weedle	20%	lv. 24-36	20%	lv. 24-36
Metapod	10%	lv. 26-36	10%	lv. 26-36
Kakuna	10%	lv. 26-36	10%	lv. 26-36
Butterfree	10%	lv. 27-30	10%	lv. 27-30
Beedrill	10%	lv. 27-30	10%	lv. 27-30
Venonat	5%	lv. 25-32	5%	lv. 25-32
Paras	5%	lv. 27-34	5%	lv. 27-34
Scyther	5%	lv. 27, 28	5%	lv. 27, 28
Pinsir	5%	lv. 27, 28	5%	lv. 27, 28

Thursdays after getting the National Pokédex

HeartGold (Full)
Slot	Rate	Level
0	20%	Wurmple	24-36
1	20%	Silcoon	24-36
2	10%	Nincada	26-36
3	10%	Volbeat	26-36
4	10%	Kricketot	27-30
5	10%	Kricketune	27-30
6	5%	Dustox	25-32
7	5%	Combee	27-34
8	5%	Scyther	27, 28
9	5%	Pinsir	27, 28

SoulSilver (Full)
Slot	Rate	Level
0	20%	Wurmple	24-36
1	20%	Silcoon	24-36
2	10%	Nincada	26-36
3	10%	Volbeat	26-36
4	10%	Kricketot	27-30
5	10%	Kricketune	27-30
6	5%	Dustox	25-32
7	5%	Combee	27-34
8	5%	Scyther	27, 28
9	5%	Pinsir	27, 28

Combined (Full)
Slot	Rate	SoulSilver
0	20%	Wurmple	lv. 24-36	Wurmple	lv. 24-36
1	20%	Silcoon	lv. 24-36	Silcoon	lv. 24-36
2	10%	Nincada	lv. 26-36	Nincada	lv. 26-36
3	10%	Volbeat	lv. 26-36	Volbeat	lv. 26-36
4	10%	Kricketot	lv. 27-30	Kricketot	lv. 27-30
5	10%	Kricketune	lv. 27-30	Kricketune	lv. 27-30
6	5%	Dustox	lv. 25-32	Dustox	lv. 25-32
7	5%	Combee	lv. 27-34	Combee	lv. 27-34
8	5%	Scyther	lv. 27, 28	Scyther	lv. 27, 28
9	5%	Pinsir	lv. 27, 28	Pinsir	lv. 27, 28

HeartGold (Compressed)
Rate	Level
Wurmple	20%	24-36
Silcoon	20%	24-36
Nincada	10%	26-36
Volbeat	10%	26-36
Kricketot	10%	27-30
Kricketune	10%	27-30
Dustox	5%	25-32
Combee	5%	27-34
Scyther	5%	27, 28
Pinsir	5%	27, 28

SoulSilver (Compressed)
Rate	Level
Wurmple	20%	24-36
Silcoon	20%	24-36
Nincada	10%	26-36
Volbeat	10%	26-36
Kricketot	10%	27-30
Kricketune	10%	27-30
Dustox	5%	25-32
Combee	5%	27-34
Scyther	5%	27, 28
Pinsir	5%	27, 28

Combined (Compressed)
	HeartGold		SoulSilver
Wurmple	20%	lv. 24-36	20%	lv. 24-36
Silcoon	20%	lv. 24-36	20%	lv. 24-36
Nincada	10%	lv. 26-36	10%	lv. 26-36
Volbeat	10%	lv. 26-36	10%	lv. 26-36
Kricketot	10%	lv. 27-30	10%	lv. 27-30
Kricketune	10%	lv. 27-30	10%	lv. 27-30
Dustox	5%	lv. 25-32	5%	lv. 25-32
Combee	5%	lv. 27-34	5%	lv. 27-34
Scyther	5%	lv. 27, 28	5%	lv. 27, 28
Pinsir	5%	lv. 27, 28	5%	lv. 27, 28

Saturdays after getting the National Pokédex

HeartGold (Full)
Slot	Rate	Level
0	20%	Wurmple	24-36
1	20%	Cascoon	24-36
2	10%	Nincada	26-36
3	10%	Illumise	26-36
4	10%	Kricketot	27-30
5	10%	Kricketune	27-30
6	5%	Beautifly	25-32
7	5%	Combee	27-34
8	5%	Scyther	27, 28
9	5%	Pinsir	27, 28

SoulSilver (Full)
Slot	Rate	Level
0	20%	Wurmple	24-36
1	20%	Cascoon	24-36
2	10%	Nincada	26-36
3	10%	Illumise	26-36
4	10%	Kricketot	27-30
5	10%	Kricketune	27-30
6	5%	Beautifly	25-32
7	5%	Combee	27-34
8	5%	Scyther	27, 28
9	5%	Pinsir	27, 28

Combined (Full)
Slot	Rate	SoulSilver
0	20%	Wurmple	lv. 24-36	Wurmple	lv. 24-36
1	20%	Cascoon	lv. 24-36	Cascoon	lv. 24-36
2	10%	Nincada	lv. 26-36	Nincada	lv. 26-36
3	10%	Illumise	lv. 26-36	Illumise	lv. 26-36
4	10%	Kricketot	lv. 27-30	Kricketot	lv. 27-30
5	10%	Kricketune	lv. 27-30	Kricketune	lv. 27-30
6	5%	Beautifly	lv. 25-32	Beautifly	lv. 25-32
7	5%	Combee	lv. 27-34	Combee	lv. 27-34
8	5%	Scyther	lv. 27, 28	Scyther	lv. 27, 28
9	5%	Pinsir	lv. 27, 28	Pinsir	lv. 27, 28

HeartGold (Compressed)
Rate	Level
Wurmple	20%	24-36
Cascoon	20%	24-36
Nincada	10%	26-36
Illumise	10%	26-36
Kricketot	10%	27-30
Kricketune	10%	27-30
Beautifly	5%	25-32
Combee	5%	27-34
Scyther	5%	27, 28
Pinsir	5%	27, 28

SoulSilver (Compressed)
Rate	Level
Wurmple	20%	24-36
Cascoon	20%	24-36
Nincada	10%	26-36
Illumise	10%	26-36
Kricketot	10%	27-30
Kricketune	10%	27-30
Beautifly	5%	25-32
Combee	5%	27-34
Scyther	5%	27, 28
Pinsir	5%	27, 28

Combined (Compressed)
	HeartGold		SoulSilver
Wurmple	20%	lv. 24-36	20%	lv. 24-36
Cascoon	20%	lv. 24-36	20%	lv. 24-36
Nincada	10%	lv. 26-36	10%	lv. 26-36
Illumise	10%	lv. 26-36	10%	lv. 26-36
Kricketot	10%	lv. 27-30	10%	lv. 27-30
Kricketune	10%	lv. 27-30	10%	lv. 27-30
Beautifly	5%	lv. 25-32	5%	lv. 25-32
Combee	5%	lv. 27-34	5%	lv. 27-34
Scyther	5%	lv. 27, 28	5%	lv. 27, 28
Pinsir	5%	lv. 27, 28	5%	lv. 27, 28

Headbutt (Group A)

HeartGold (Full)
Slot	Rate		Level
0	50%	Hoothoot	10-12
1	15%	Pineco	10-12
2	15%	Pineco	10-12
3	10%	Exeggcute	10-12
4	5%	Exeggcute	10-12
5	5%	Exeggcute	10-12

SoulSilver (Full)
Slot	Rate		Level
0	50%	Hoothoot	10-12
1	15%	Pineco	10-12
2	15%	Pineco	10-12
3	10%	Exeggcute	10-12
4	5%	Exeggcute	10-12
5	5%	Exeggcute	10-12

Combined (Full)
Slot	Rate
0	50%	Hoothoot	lv. 10-12	Hoothoot	lv. 10-12
1	15%	Pineco	lv. 10-12	Pineco	lv. 10-12
2	15%	Pineco	lv. 10-12	Pineco	lv. 10-12
3	10%	Exeggcute	lv. 10-12	Exeggcute	lv. 10-12
4	5%	Exeggcute	lv. 10-12	Exeggcute	lv. 10-12
5	5%	Exeggcute	lv. 10-12	Exeggcute	lv. 10-12

HeartGold (Compressed)
Rate	Level
Hoothoot	50%	10-12
Pineco	30%	10-12
Exeggcute	20%	10-12

Combined (Compressed)
	HeartGold		SoulSilver
Hoothoot	50%	lv. 10-12	50%	lv. 10-12
Pineco	30%	lv. 10-12	30%	lv. 10-12
Exeggcute	20%	lv. 10-12	20%	lv. 10-12

Headbutt (Group B)

HeartGold (Full)
Slot	Rate		Level
0	50%	Hoothoot	13-15
1	15%	Spinarak	13-15
2	15%	Spinarak	13-15
3	10%	Exeggcute	13-15
4	5%	Exeggcute	13-15
5	5%	Exeggcute	13-15

SoulSilver (Full)
Slot	Rate		Level
0	50%	Hoothoot	13-15
1	15%	Ledyba	13-15
2	15%	Ledyba	13-15
3	10%	Exeggcute	13-15
4	5%	Exeggcute	13-15
5	5%	Exeggcute	13-15

Combined (Full)
Slot	Rate
0	50%	Hoothoot	lv. 13-15	Hoothoot	lv. 13-15
1	15%	Spinarak	lv. 13-15	Ledyba	lv. 13-15
2	15%	Spinarak	lv. 13-15	Ledyba	lv. 13-15
3	10%	Exeggcute	lv. 13-15	Exeggcute	lv. 13-15
4	5%	Exeggcute	lv. 13-15	Exeggcute	lv. 13-15
5	5%	Exeggcute	lv. 13-15	Exeggcute	lv. 13-15

Combined (Compressed)
	HeartGold		SoulSilver
Hoothoot	50%	lv. 13-15	50%	lv. 13-15
Exeggcute	20%	lv. 13-15	20%	lv. 13-15
Spinarak	30%	lv. 13-15	N/A
Ledyba	N/A		30%	lv. 13-15

Headbutt (Special)

The special headbutt trees are located on the cliff to the northeast, accessible with Rock Climb.

HeartGold (Full)
Slot	Rate		Level
0	50%	Exeggcute	18-20
1	15%	Exeggcute	18-20
2	15%	Cherubi	18-20
3	10%	Cherubi	18-20
4	5%	Cherubi	18-20
5	5%	Cherubi	21-25

SoulSilver (Full)
Slot	Rate		Level
0	50%	Exeggcute	18-20
1	15%	Exeggcute	18-20
2	15%	Cherubi	18-20
3	10%	Cherubi	18-20
4	5%	Cherubi	18-20
5	5%	Cherubi	21-25

Combined (Full)
Slot	Rate
0	50%	Exeggcute	lv. 18-20	Exeggcute	lv. 18-20
1	15%	Exeggcute	lv. 18-20	Exeggcute	lv. 18-20
2	15%	Cherubi	lv. 18-20	Cherubi	lv. 18-20
3	10%	Cherubi	lv. 18-20	Cherubi	lv. 18-20
4	5%	Cherubi	lv. 18-20	Cherubi	lv. 18-20
5	5%	Cherubi	lv. 21-25	Cherubi	lv. 21-25

Combined (Compressed)
Pokémon		HeartGold		SoulSilver
	Exeggcute	65%	lv. 18-20	65%	lv. 18-20
	Cherubi	35%	lv. 18-25	35%	lv. 18-25

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National Park

Pokémon

Walking (Normal encounters)

Walking (Bug-Catching Contest)

Pokémon

Walking (Normal encounters)

Walking (Bug-Catching Contest)

Before getting the National Pokédex

Tuesdays after getting the National Pokédex

Thursdays after getting the National Pokédex

Saturdays after getting the National Pokédex

Headbutt (Group A)

Headbutt (Group B)

Headbutt (Special)

Items

Pokégear

Bug-Catching Contest Prizes

Items

Pokégear

Bug-Catching Contest Prizes

Trainers

Rematches

Trainers

Rematches

Item	Games			Location	Notes
Quick Claw	G	S	C	Obtained from the woman with a Persian in the southern area
Parlyz Heal	G	S	C	Behind the fence, near the eastern gate
TM28 Dig	G	S	C	Behind the fence, to the southwest
Full Heal	G	S	C	Behind the fence, at the end of the path near the southern gate	Hidden.
Park Ball (20x)	G	S	C	Obtained when starting the Bug-Catching Contest	Cannot be kept permanently, but can be used to catch Pokémon in the Bug-Catching Contest.

First place	Sun Stone
Second place	Everstone
Third place	Gold Berry
No placement	Berry

Item	Games		Location	Notes
Full Heal	HG	SS	Two tiles north and east of the northeastern corner of the southern fountain	Hidden.
Quick Claw	HG	SS	Obtained from the woman with a Persian in the southern area
Soothe Bell	HG	SS	Behind the fence, near the eastern gate
TM28 Dig	HG	SS	Behind the fence, to the southwest
Full Heal	HG	SS	One tile north of the white flower behind the fence, at the end of the path near the southern gate	Hidden.
Shiny Stone	HG	SS	On the cliff to the northeast	Requires Rock Climb.
Sport Ball (20x)	HG	SS	Obtained when starting the Bug-Catching Contest	Cannot be kept permanently, but can be used to catch Pokémon in the Bug-Catching Contest.

Trainer	Games			Party	Notes
Pokéfan Beverly	G	S	C	Snubbull lv.14	Her Snubbull holds a Berry. The player can obtain her Pokégear number after the battle. In Crystal, the player must have a Marill in their party to receive her number.
Pokéfan William	G	S	C	Raichu lv.14	His Raichu holds a Berry.
Schoolboy Jack	G	S	C	Oddish lv.12 Voltorb lv.15	The player can obtain his Pokégear number after the battle. In Crystal, he can be called for a rematch on Monday mornings.
Lass Krise	G	S	C	Oddish lv.12 Cubone lv.15

Trainer	Games			Party	Notes
Pokéfan Beverly	G	S	C	Snubbull lv.18	Only after reaching Mahogany Town. Her Snubbull holds a Berry.
Pokéfan Beverly	G	S	C	Granbull lv.30	Only after defeating Team Rocket at Goldenrod Radio Tower. Her Granbull holds a Berry.
Schoolboy Jack	G	S	C	Oddish lv.14 Voltorb lv.17	Only after reaching Olivine City.
Schoolboy Jack	G	S	C	Gloom lv.28 Electrode lv.31	Only after defeating Team Rocket at Goldenrod Radio Tower.
Schoolboy Jack	G	S	C	Gloom lv.30 Growlithe lv.33 Electrode lv.33	Only after defeating the Elite Four.
Schoolboy Jack	G	S	C	Electrode lv.35 Growlithe lv.35 Vileplume lv.37	Only after restoring power to Kanto.

Trainer	Games		Party	Notes
Pokéfan Beverly	HG	SS	Snubbull lv.16	The player can obtain her Pokégear number after the battle.
Pokéfan William	HG	SS	Raichu lv.16
School Kid Jack	HG	SS	Oddish lv.12 Voltorb lv.15	The player can obtain his Pokégear number after the battle. He can be called for a rematch on Monday mornings.
Lass Krise	HG	SS	Oddish lv.14 Cubone lv.17	The player can obtain her Pokégear number after the battle. She can be called for a rematch on Sunday mornings.

Trainer	Games		Party	Notes
School Kid Jack	HG	SS	Gloom lv.29 Voltorb lv.17	Only after defeating Team Rocket at Goldenrod Radio Tower.
School Kid Jack	HG	SS	Vileplume lv.38 Electrode lv.31	Only after defeating the Elite Four.
School Kid Jack	HG	SS	Electrode lv.43 Vileplume lv.52 Arcanine lv.52	Only after obtaining all 16 Badges.
Lass Krise	HG	SS	Oddish lv.21 Cubone lv.31	Only after defeating Team Rocket at Goldenrod Radio Tower.
Lass Krise	HG	SS	Gloom lv.32 Marowak lv.38	Only after defeating the Elite Four.
Lass Krise	HG	SS	Vileplume lv.53 Marowak lv.54	Only after obtaining all 16 Badges.