The seed must be planted with two other normal seeds in the Moshling Garden, when the Twistletoe Berries have grown, Willow will come.
- Unlock the Gift Shop on Moshi Monsters Village and visit the Gift Shop.
- Click on the Safe Icon, the on Moshi Monsters Online Code.
- Enter the code at the Secret Codes page on Moshi Monsters, this will give you the Twistletoe Berries.
- Visit your Moshling Garden, plant the Twistletoe Berries along with any two other normal seeds.
- Wait two to nine hours and Willow will be in your garden.
- Once growing, the Twistletoe Berries is the same as the Mysterious Beat and the other seeds obtainable from Moshling Madness Cards.