Care of Pan Patta: 

It thrives well in a hot and humid environment in partial shade. The betel plant needs regular watering. Prune regularly after it reaches 2-meter height to control the plant, regular pruning and plucking of leaves encourage new growth and sweet and tender leaves. Occasional feeding every couple of months in the growing season of the plant with a nitrogen-rich fertilizer is recommended. Alternatively, you can side dress the plant with aged manure or compost 2-3 times in a year.(In cold climate) Keep it indoors in winters when the temperature starts to fall below 41F (5C) in a warm and cozy room under grow light. It becomes dormant in brutal cold and sometimes shed its leaves too, but get to grow again in spring and remain in growth until fall.

In such conditions keep care of watering, overwatering can cause root rot.