Spring starts on different dates in different places.
For most (country) in the Northern Hemisphere (北半球), such as China and the US, spring begins in March and ends in May. While, September, October and November are spring months in many (south) Hemisphere countries like Australia and New Zealand.
Spring refers not only to the season the idea of rebirth. Therefore, most countries have special traditions (celebrate) the arrival of this beautiful season.
Chinese people often eat spring pancakes on the day called lichun. This tradition means bite-the-spring (咬春) in Chinese. In the past, people (believe) this would lead to a good harvest year.
In Japan, families and friends celebrate spring by gathering in the parks to enjoy the beauty of cherry blossoms. It is a (tradition) custom known as "hanami", meaning "watching flowers", which usually lasts from late March to early May. People hold parties or picnics under the cherry trees. Food, drink and even dancing (be) all part of "hanami".
In the US, groundhog (土拨鼠) helps to tell the coming of spring. There's even a special day, Groundhog Day, on every February second. a groundhog sees his shadow (影子) when he comes out, people can expect six more weeks of winter. If there's no shadow, spring is the way! But the groundhog isn't always right. Its forecasts are only 39 percent right, according to National Climate Data Center of the US.