Latest updated tech tree for the base game.

Row 1

1) Empty
2) Exhibit control
3)Composter
4)Sloth fountain
5)Sloth statue
6)Staff entrance - Nature
7)Lake pack
8)Lake pack - Water plants
9)Crop seeds - Bananas
10)Floor pack - More tiles
11)Lake pack - Water rocks
12)Lake pack - Grassy rocks
13)Bio waste storage
14)Koala tea
15)Lamppost - Eucalyptus
16)Rock pack - Large rocks
17)Attractions - Helicopter tour

1)Exhibit control - Extra workers
2)Bakery
3)Plant pack - Winter plants
4)Lamppost pack - Themed lights
5)Faster incinerator
6)Warehouse - Extra storemen
7)Park bin capacity
8)ATM commission
9)Deco pack - Animal statues
10)Crop seeds - Cocoa
11)Deco pack - Ice castle
12)Vending machine credit upgrade
13)Farmhouse - Extra farmers
14)All bins recycle
15)Tree pack - Fairy lights
16)Tree pack - Christmas trees
17)Turkey stand

1)Tree pack - Australian trees
2)Floor pack - Winter tiles
3)Plant pack - Peafowl bush
4)Tree pack - Giant tree
5)Fries shop
6)Rock pack - Large rocks
7)Deco pack - Balloon sign
8)Water basin - Large basins
9)Crop seeds - Corn
10)Bar
11)Bins pack - Wooden bin
12)Floor pack - Biome
13)Deco pack - Statues (Aztec)
14)Gift shop
15)Lamppost pack - Animal lights
16)Deco pack - Lollipop deco
17)Factory - Turkey factory

1)Plant pack - Bushes
2)Deco pack - Aztec temple
3)Deco pack - Balloons
4)Deco Pack - Old West
5)Factory - Egg battery
6)Animal enrichment - Car tire
7)Crop seeds - Lettuce
8)Signboard pack - Instructional
9)Subway pack - Nature themed
10)Deco pack - Desert archways
11)Crop seeds - Berries
12)Signboard pack - Instructional
13)Animal enrichment - High striker
14)Deco pack - Special
15)Deco pack - Themed archways
16)Deco pack - Vine archways
17)Furnace efficiency

1)Plant pack - Potted plants
2)Deco pack - Animal ice statues
3)Subway pack - Themed subways
4)Bench pck - Themed benches
5)Plant pack - Special
6)Warehouse
7)Floor pack - Wood
8)Lamppost pack - Low lights
9)Deco pack - Nature archways
10)Floor pack - Stone
11)Animal shelter - Caves
12)Factory - Glue factory
13)Forest enclosure
14)Subway pack - Animal themed
15)Plant pack - Arctic plants
16)Windmill
17)Store room - Add fridge
18)Sleepy Sloth Attraction

1)Plant pack - Flowers
2)Breeding facility - Add rooms
3)Shelter pack - Rainbow umbrella
4)Fountain - Elephant fountains
5)Tree pack - Fancy trees
6)Animal enrichment - Wooden logs
7)Sewage recirculator
8)ATM
9)Balloon shop
10)Animal enrichment - Large ball
11)Info kiosk
12)Pizza shop
13)Signboard pack - Navigational
14)Churros stand
15)Bench pack - Animal benches
16)Deco pack - Desert statues
17)Meat processor efficiency
18)Staff entrance - Ice

1)Lake pack - Arctic
2)Tree pack -Rainbow trees
3)Deco pack - Large signs
4)Chicken coop
5)Animal enrichment - Salt block
6)Bench pack - Chairs
7)Farming
8)Electricity siphon
9)Crop seeds - Cabbage
10)Energy pack - Wind turbine
11)Restroom pack - Brick restroom
12)Pretzel shop
13)Water pump upgrade
14)Animal shelter - Mossy shelter
15)Deco pack - Old West
16)Crop seeds - Nightshade
17)Farm processor - Extra crop pickers
18)Lake pack - Bird statues

1)Lake pack - Water mill
2)Improbable lab
3)Deco pack - Viking house
4)Crop seeds - Beetroot
5)Factory - Belt factory
6)Mountain enclosure
7)Lamppost pack - Black
8)Fountain - Mini fountain
9)Slushie shop
10)Bin pack - Penguin bin
11)Tree pack - Big trees
12)Plant pack - Flowers
13)Surveillance
14)Crop seeds - Coffee berries
15)Signboard pack - Instructional
16)Factory - Wings factory
17)Park bin capacity
18)Lake pack - Animal fountains

1)Staff entrance - Basic
2)Nutrition hut
3)Deco pack - Ice sculptures
4)Animal enrichment - Rope toy
5)Rock pack - Large rocks
6)Release hub
7)Animal shelter - Wooden shelter
8)Animal enrichment - Trampoline
9)Tree pack - Tall pine trees
10)Animal enrichment pack - Small ball
11)Plant pack - Potted plants
12)Lamppost pack - Classic
13)Rock pack - Cluster
14)Factory - Bacon factory
15)Plant pack - Small desert plants
16)Restroom pack - Temple
17)Population hub
18)Crop seeds - Apples

1)Floor pack - Special
2)Cocoa cafe
3)Crop seeds - Watermelon
4)Plant pack - Animal hedges
5)Employee unlock - Mascots
6)Factory - Abattoir
7)Subway pack - Classic
8)Shelter pack - Special
9)Bench pack - Garden benches
10)Desert enclosure
11)Nursery
12)Deco pack - Animal statues
13) Breeding facility - Ultrasound
14)Animal enrichment - Cliff
15)Deco pack - Zoo sign
16)Sundae shop
17)Deco pack - Ice sculptures
18)Floor pack - Decorative tiles

1)Lake pack - Mangrove
2)Furnace efficiency
3)Deco pack - Themed archways
4)Zoo bus upgrade - Upsized white bus
5)Deco pack - Banners
6)Tropical juice
7)Animal enrichment - Leaf pile
8)Signboard pack - Navigational
9)Floor pack - Stone
10)Cotton candy
11)Plant pack - Bushes
12)Choco vendor
13)Floor pack - Nature
14)Fountain pack - Tall fountains
15)Lamppost pack - Twin lights
16)Water basin - Large, Natural
17)Recycling centre efficiency
18)Lake pack - Fountains

1)Lake pack - Arctic
2)Advertising - Richer visitors
3)Plant pack - Special forest plants
4)Burger shop
5)Barn
6)Floor pack - Blue/Orange
7)Processor
8)Ice cream van
9)Savannah enclosure
10)Increase storeroom capacity
11)Crop seeds - Soy beans
12)Incinerator
13)Bins pack - Recycling bin
14)Recycling centre
15)Rock pack - Ice rocks
16)Floor pack - Special
17)Subway pack - Animal subway
18)Lake pack - Fancy fountains

1)Staff entrance -Themed
2)Park bin capacity
3)Deco pack - THemed archways
4)Animal enrichment - High beams
5)Animal enrichment - Chew toys
6)Crop seeds - Sugarcane
7)Animal enrichment - Water sprinkler
8)Reduce pregnancy time
9)Arctic enclosure
10)Popcorn stall
11)Research pack - Researcher +1
12)Water tower
13)Zoo bus upgrade - Red bus
14)Plant pack- Mushrooms
15)Factory - Milk battery
16)Beer brewery
17)Processor - Extra animal undertakers
18)Improbable lab - Extra farm industry worker

1)Deco pack - Sloth balloon
2)Deco pack - Air dancers
3)Deco pack - Animal ice statues
4)Bins pack - Animal bins
5)Taco truck
6)Lamppost pack - Themed lights
7)Restroom pack - Themed restrooms
8)Tropical enclosure
9)Signboard pack - Navigational
10)Furnace
11)Vet office
12)Floor pack - Decorative tiles
13)Animal enrichment - Cardboard box
14)Crop seeds - Potato
15)Deco pack - Pyramids
16)Shelter pack - Themed shelters
17)Infinite CRISPR splicers
18)Floor pack - Vibrant wave tiles

1)Bathhouse Attraction
2)Recycling centre efficiency
3)Deco pack - Totems
4)Animal enrichments - Perches
5)Shelter pack - Special
6)Animal enrichment - Jolly ball
7)Subway pack - Themed subways
8)Restroom pack - Nature themed
9)Cafe
10)Animal enrichment - Scratching post
11)Animal shelter - Arctic
12)Crop seeds - Hops
13)Farm processor
14)Deco pack - Lighthouse
15)Fountain - Rock falls
16)Signboard pack - Educational
17)Floor pack - Rainbow
18)Floor pack - Vibrant circle tiles

1)Empty
2)Factory - Goat battery
3)Plant pack - Cacti
4)Bench pack - Rainbow
5)Tree pack - Tall palm trees
6)Tree pack - Dry trees
7)Crop seeds - Bamboo
8)Signboard pack - Rainbow
9)Floor pack - Grass
10)Decopack - Colourful
11)Plant pack - Large ferns
12)Tree pack - Season trees
13)Deco pack - Giant flower
14)Bins - Rainbow bin
15)Fountain - Jungle falls
16)Deco pack - Old West structures
17)Wool farm
18)Deco pack - Dead wood

1)Empty
2)Goat cheese deli
3)Goat battery
4)Animal enrichment - Scent markers
5)Zoo bus upgrade - Double decker
6)Meat processor efficiency
7)Advertising - Bilboards
8)Faster Incinirator
9)Fur factory
10)Crop seeds - Ginger
11)Lamppost pack - Plant themed
12)Food shop - Convert to lab meat
13)Employee upgrades - Hiring agency
14)Factory - Handbag factory
15)Floor pack - More tiles
16)Factory - Wool battery
17)Winter wear store
18)Attractions - Hot Air Balloons

1)Empty
2)Empty
3)Bin pack - Themed
4)Crop seeds - Eucalyptus tree
5)Bench pack - Eucalyptus
6)Deco pack - Animal statues
7)Lake pack - Sunken ship
8)Lake pack - Sunken ship
9)Floor pack - Special
10)Crop seeds - Coconut
11)Lake pack - Sunken ship
12)Lake pack - Lights
13)Staff entrance - Themed
14)Crop seeds - Cotton
15)Staff entrance - Animals
16)Empty
17)Empty
18)Empty