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