The UnderGarden Cheats - Xbox 360

Achievements
Complete the following achievements to unlock Xbox Live Gamerscore points:

Blown away (15) - Grow 50% of plants in "Wind Surfing", "Kaboom!", "Blown Away" and "Handle With Care".
Color your world (25) - Grow all the flowers on every level.
Happy Birthday to Me (20) - Complete "Grab Hold", "Watch Out, They Spit", and "Hold on Tight" in under 20 minutes.
I wanna be a rock star (20) - Pickup up every musician in the game at least once.
Sowing the seeds of love (10) - Grow your first fruit tree.
The Devil wears Produce (20) - Hold a musician, heavy fruit, lantern fruit, and explosive fruit while wearing red horns.
Time to hit the sack (15) - Hit every pollen sack in "Batteries Not Included", "Zap!" and "Into the Machine".
Let's clear the air (15) - Clear most of the smog in the smoggy levels.
Listen to the flower people (15) - Re-bloom some flowers carrying 3 musicians at once.
Rainbow collection (25) - Collect all the bonus flowers in the game.
Someone set us up the bomb (10) - Drop a bomb on the second player in a co-op game.
Turn that thing off (10) - Drop a bomb on a musician.

Additionally, there are three Ludwig Pack DLC achievements:

The UnderGardener (15) - Successfully complete "The Sum of all Things", either alone or with a friend.
It's the journey that counts (15) - Successfully complete "Horn of Plenty" either alone or with a friend.
A very good year (20) - Collect 17 crystals in the game.