Here is the full list of all 100 Pesticide Not Required achievements.
Eliminate a boss within 5 seconds of it spawning
Win a run as James Pond
Finish a run without getting hit
Win a run with 500,000 or more coins remaining
Win a run without eliminating any pests on Day 1
Reach level 90 in a single run
Win a run with 3 or less weapons
Win a run with 2 or less weapons
Win a run with only 1 weapon
Win a run without scaring any ducks
Stand still for 100 seconds
Win a run as Penelhoppe
Harvest at least 1 of each unique crop in a single run
Win a run as Truffle
Survive Winter IV
Buy 5 pet cosmetics
Buy 10 pieces of decor
Win a run as Squeegee
Survive Autumn IV
Win a run as Furog
Survive Summer IV
Pet Rosco 100 times during a single run
Win a run as Swifty
Survive Spring IV
Win a run while under 10% health
Reach 75% or higher Move Speed
Reach 20 water capacity
Win a run as Pumpkin
Survive Winter III
Win a run as Hue Mann
Survive Autumn III
Win a run as Greg From Accounting
Survive Summer III
Eliminate 10,000 or more pests in a single run
Win a run as Bubba
Survive Spring III
Win a run as Sprout
Survive Winter II
Win a run as Bean
Survive Autumn II
Reach 100% or higher Projectile Speed
Win a run as Plotty
Survive Summer II
Win a run as Stripe
Survive Spring II
Win a run as Mignon
Reach level 70 in a single run
Reach 50% or higher Enemy Spawns
Land a triple critical hit
Fill all 48 plots with the same crop
Reach 75% or higher Coin Gain
Fill out the entire compendium
Find every unique Summer fish
Win a run as Dr. Hopps
Find every unique Spring fish
Reach max level on Mower Blades
Reach max level on Scarecrow
Reach max level on Water Beam
Reach 200 or higher Max Health
Win a run as Sir Hopselot
Survive Winter I
Win a run with under 100 crop harvests
Reach max level on Katana
Find every unique Winter fish
Reach max level on Lawnmower
Reach max level on Yoyo
Win a run as Finn
Survive Autumn I
Reach max level on Bonk Hammer
Find every unique Autumn fish
Win a run as Collier
Reach max level on Mole Turret
Reach max level on Weed Wacker
Reach max level on Toad Oil
Find each unique ore type
Win a run as Billybob
Survive Spring I
Reach max level on Bombs
Harvest 500 crops in a single run
Reach max level on Pitchfork
Reach max level on Boomerang
Reach 75% or higher Resistance
Reach max level on Wood Axe
Reach max level on Twin Scythes
Reach 75% or higher Crop Growth Speed
Win a run as Joe
Survive Summer I
Get 10 pets in a single run
Eliminate a boss while WUMBO
Mine 50 Ore in a single run
Collect 20 apples in a single run
Reach max level on Bouncy Ball
Catch 50 fish in a single run
Occupy all 48 farming plots at once
Plant 50 crops in one day
Reach max level on Fairy Dance
Reach max level on Tongue Lash
Reach max level on Tadpole Spew
Reach max level on Haybale
Reach 75% or higher Crop Yield