Literally translated in Hindi as शोक रहित without sorrow (अ + शोक), is planted outside house for this belief also.
Polyalthia longifolia,
also known as (false)
Ashok Tree (अशोक वृक्ष) of Family Annonaceae
is a popular ornamental tree outside house or bordering pavements, etc.
Common names include "the Buddha Tree, Indian mast tree, and Indian Fir tree", has medicinal applications also.
Pawan kumar Gupta