Full list of all 50 Viva Piñata achievements worth 1,000 gamerscore. It takes around 40-50 hours to unlock all of the achievements on Xbox 360.
Played the game for 50 hours (real time)
Successfully completed 20 Factory requests
Player has attained full bonus growth for a plant using the Cocoadile tears
Player has used the Mallowolf to scare off Ruffians
Become Master Romancer for 20 species
Player has distracted Dastardos with the Crowla
One Piñata worth 10,000 chocolate coins
Player has healed a Piñata with the Chewnicorn's power
Player has reached Level 50
Evolved 8 species
Made 50 species resident
Cross romancing a Swanana and a Rashberry
One Piñata worth 5,000 chocolate coins
Player has hatched an egg using the Cluckles
Garden worth 100,000 chocolate coins
Made 20 variant Piñatas
Full bonus growth for 25 plants
Tower of Sour has 6 pieces
Played the game for 10 hours (real time)
Employed a Diggerling
Successfully completed 5 Factory requests
Grown 25 plants to maturity
All the Shovel Handle upgrades
Employed a Watchling
Player has 100,000 chocolate coins
Player has 25,000 chocolate coins
Player has distracted Dastardos with the Sherbat
Player has been brought a Romance Sweet by a Macaracoon
All the Watering Can upgrades
Made 5 variant Piñatas
Garden size at maximum
Player has made fertilizer with the Taffly
Employed a Gatherling
Player turned the Beggar into a Trader
Named a Helper
Employed a Weedling
Employed a Sprinkling
All the Shovel Head upgrades
Full bonus growth for 5 plants
Collected produce from a Buzzlegum, Moozipan or Goobaa
Become Master Romancer for 5 species
Evolved 2 species
Garden worth 25,000 chocolate coins
Tower of Sour has 2 pieces
Garden size increased once
Player has reached Level 10
Grown 5 plants to maturity
Made 5 species resident
Made a Custom Label
Named a Piñata