None. They're only in SoulSilver. I found mine in the National Park.
Chat with our AI personalities
headbut a tree
Wild Ledyba can be found in the wild on Routes 2, 30, 31, and 37 in the morning only (4 am through 11 am, I think). Otherwise, you can Headbutt trees to find them.
No I don't believe you can catch a ledyba in emerald
You get HM01 Cut from Ilex Forest. Use that to cut down trees.
You can obtain an Aipom by headbutting trees.