Here is the full list of all 26 Grow Home achievements. It takes around 6-8 hours to unlock all of the achievements on Windows.
Collected all star seeds
Complete the Data Bank sub mission
Deliver a Meep creature to the jaws of the SNAPDRAGON plant
Spent a total of 30 minutes gliding
Climbed over 10000m on any surface
Float a warble creature in an anti-gravity flower
Combo a mushroom bounce for 2 minutes without landing
Glide under all the rock arches in the game
Used 50 fall flowers
Grown 50 star shoots
Have 3 star shoots growing at the same time
Trigger over 100 altitude warnings
Bounced on 50 spring leaves
Suspend 5 different plants in the tele-router device
Drowned 3 defenceless meep creatures. You monster!
Take a Meep creature for a flight for at least 10 seconds
Teleport with a meep creature
Collected all 100 crystals
Accumulated over 10 minutes airtime using the rocket-pack
Make the Torro creature fall down the hole in the cave
Freefall over 1000m and survive
Mission complete! You teleported a star seed home
Catch and collect a falling leaf glider in mid-air
Discover all caves
Make it through your first night.
Find a warble creature