Things on which Sajdah is allowed

1085. Sajdah should be performed on earth, and on those things which are not edible and are grown from earth, like wood and leaves of trees.
It is not permissible to perform Sajdah on things which are used as food, dress and gemstones like Aqeeq (Agate).

1086. As per obligatory precaution, Sajdah should not be performed on the vine leaves.