Conversation so far:
What distinguishes the Later Vedic period from the earlier Vedic period?
After the 12th century BCE, as the Rigveda had taken its final form, the Vedic society transitioned from semi-nomadic life to settled agriculture in north-western India.
What year did the Vedic society settle into agriculture?

Question: What type of plants did they harvest?
Self-contained rewrite: What type of plants did they harvest during the Vedic period?