When Polly and pals fail to attract members to their Animal Club, they head to the forest to find exotic animals and recruit more members. But Polly loses her pocket sized friends and must find her new animal friends before they're pocket size forever!

Polly and her friends are going to Seedling camp where Polly hopes to earn all the badges, but when Griselle tries to steal the locket, it'll be up to Polly and pals to use their Seedling skills to recover it.