Companion crops or mixed crops are the crops grown generally to avoid diseases and pest attacking the main crop. The companion crops attract the pests that attack the main crop, in turn maintaining the quality and quantity of yield. This helps in reducing the man power and extra costs incurred on pesticides or insecticides.
Patchouli grows under the shade of trees. It needs clay soil. It can be planted along with Coconut, Rubber and Plantain trees.