MB3 181b: Smelling Flowers on Shabbos (336:9-11)

Removing grass from a rain gutter on Shabbos.

Smelling an aromatic flower on Shabbos is permissible even if still attached to the ground unless it's edible.

Soaking kernels of grain on Shabbos is a toldah of zoreah (planting).

Soaking dried fruit in water

Placing detached tree branches in water.