You become aware of vibrations in the ground around you. You gain tremorsense as an imprecise sense with a range of 30 feet. As normal for tremorsense, you can detect a creature only if it's on the same surface as you and only if the subject is moving along (or burrowing through) the surface.
Spell Effect: Tremorsense
Heightened (3rd) The spell's duration is 1 hour.
Heightened (5th) The spell's duration is 8 hours.
Traits
An action with this trait requires a degree of mental concentration and discipline.
Effects with the earth trait either manipulate or conjure earth. Those that manipulate earth have no effect in an area without earth. Creatures with this trait consist primarily of earth or have a connection to magical earth.
You must physically manipulate an item or make gestures to use an action with this trait. Creatures without a suitable appendage can't perform actions with this trait. Manipulate actions often trigger reactions.