Here is the full list of all 61 PixelJunk Eden achievements.
Get two Spectra in a single jump.
Get thirty crystals in a single jump.
Pollen Prowler combo x 15.
Open ten seeds in a single jump, without gripping a plant.
Collect 100,000 pollen.
Get all 5 Spectra in any garden within 10 minutes.
Get all the Spectra in gardens 11 - 15.
Complete Garden 15 by collecting all 5 Spectra.
Collect all Spectra.
Complete Garden 14 by collecting all 5 Spectra.
Complete Garden 13 by collecting all 5 Spectra.
Open all seeds in garden 13.
Complete Garden 12 by collecting all 5 Spectra.
Open all seeds in garden 12.
Open all seeds in garden 02.
Get all the Spectra in gardens 01 - 10.
Complete Garden 10 by collecting all 5 Spectra.
Open all seeds in garden 10.
Complete Garden 09 by collecting all 5 Spectra.
Collect 1 Spectra in any garden within 1 minute.
Open all seeds in garden 09.
Complete Garden 08 by collecting all 5 Spectra.
Open all seeds in garden 08.
Reach the highest position in the tallest garden of Encore.
Complete Garden 11 by collecting all 5 Spectra.
Kill three different types of enemy in a single jump.
Defeat all 500 Pollen Prowlers.
Collect 5 crystals while flying in slow motion.
Complete Garden 07 by collecting all 5 Spectra.
Open all seeds in garden 07.
Get a Spectra in each garden 01 - 10.
Open all seeds in garden 06.
Complete Garden 06 by collecting all 5 Spectra.
Complete Garden 05 by collecting all 5 Spectra.
Open all seeds in garden 05.
Defeat an enemy using a drop attack.
Collect 30 Spectra.
Fly a long distance using a cannon.
Get fifteen crystals in a single jump.
Complete Garden 04 by collecting all 5 Spectra.
Open all seeds in garden 04.
Fully complete a garden a second time.
Get a Spectra after bouncing off a rock (or rocks) more than once.
Pollen Prowler combo x 10.
Complete Garden 03 by collecting all 5 Spectra.
Open all seeds in garden 03.
Complete Garden 02 by collecting all 5 Spectra.
Collect 10 Spectra.
Use a quick warp.
Get all 5 Spectra in one garden.
Complete Garden 01 by collecting all 5 Spectra.
Open all seeds in garden 01.
Defeat a Guardian enemy.
Pollen Prowler Combo x 5.
Open 3 seeds in succession without gripping a plant.
Get your first Spectra.
Make a plant grow for the first time.
Visit the world of Eden for the first time.
Open all seeds in garden 11.
Open all seeds in garden 14.
Open all seeds in garden 15.