Hay

How to Make Hay?
Farmer + Grass
Scythe + Grass
Sun + Grass

What Does Hay Make?
+Bird = Nest
+Egg = Nest
+Hay = Hay Bale
+House = Barn
+Human = Scarecrow
+Livestock = Horse
+Metal = Needle
+Tool = Pitchfork
+Wood = Broom