XaEnvironment
AiTechEye

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

Wilhelmines Living Desert
Liil

Adds plants to the default deserts of minetest game.

Ethereal NG
TenPlus1

Ethereal mod uses the v7 mapgen to add many new biomes to the world.

Wilhelmines Natural Biomes
Liil

Adds 9 new biomes

Plantlife
mt-mods

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

Loria (alpha)
siegment

Survival in hardcore acid-alien sci-fi themed world

Better Farming 2.1.0
Atlante

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