Gal
ShadMOrdre

A collection of naturally occuring materials, including: sand, clay, dirt, stone, ore, metals, glass, various water types, oil, lava, grease, liquid soils, and decorative stones.

XaEnvironment
AiTechEye

A game that aims to contain lots of environments and things.

More Trees!
mt-mods

Adds a whole bunch of new types of trees, some bearing fruit or similar, using biome_lib for the placement engine.

Plantlife
mt-mods

Adds various kinds of plants, fruit bushes, fallen trees, and a whole host of foliage and other ground cover.

Better Farming 2.1.0
Atlante

Added lots of farming (30 plants) for fun with great graphics! Discord server: https://discord.gg/GFBBhdvV

Bamboo
AwesomeDragon97

Adds bamboo which generates in jungles and can be used as a crafting ingredient.