Visitors take photos at the Pumpkin Patch in Queens Botanical Garden in New York, the United States, Oct. 12, 2019. Pumpkin patch activities were held here to celebrate the autumn harvest over the weekend, including harvest-themed photo opportunities, pumpkin decorating, crafts, mini-maze and botanical demonstrations. (Xinhua/Han Fang)

Visitors have fun at the Pumpkin Patch in Queens Botanical Garden in New York, the United States, Oct. 12, 2019. Pumpkin patch activities were held here to celebrate the autumn harvest over the weekend, including harvest-themed photo opportunities, pumpkin decorating, crafts, mini-maze and botanical demonstrations. (Xinhua/Han Fang)

Visitors take photos at the Pumpkin Patch in Queens Botanical Garden in New York, the United States, Oct. 12, 2019. Pumpkin patch activities were held here to celebrate the autumn harvest over the weekend, including harvest-themed photo opportunities, pumpkin decorating, crafts, mini-maze and botanical demonstrations. (Xinhua/Han Fang)

Visitors have fun at the Pumpkin Patch in Queens Botanical Garden in New York, the United States, Oct. 12, 2019. Pumpkin patch activities were held here to celebrate the autumn harvest over the weekend, including harvest-themed photo opportunities, pumpkin decorating, crafts, mini-maze and botanical demonstrations. (Xinhua/Han Fang)

A girl and her mum decorate pumpkins at the Pumpkin Patch in Queens Botanical Garden in New York, the United States, Oct. 12, 2019. Pumpkin patch activities were held here to celebrate the autumn harvest over the weekend, including harvest-themed photo opportunities, pumpkin decorating, crafts, mini-maze and botanical demonstrations. (Xinhua/Han Fang)

Kids have fun at the Pumpkin Patch in Queens Botanical Garden in New York, the United States, Oct. 12, 2019. Pumpkin patch activities were held here to celebrate the autumn harvest over the weekend, including harvest-themed photo opportunities, pumpkin decorating, crafts, mini-maze and botanical demonstrations. (Xinhua/Han Fang)

Decorated pumpkins are seen at the Pumpkin Patch in Queens Botanical Garden in New York, the United States, Oct. 12, 2019. Pumpkin patch activities were held here to celebrate the autumn harvest over the weekend, including harvest-themed photo opportunities, pumpkin decorating, crafts, mini-maze and botanical demonstrations. (Xinhua/Han Fang)