â– Sow the seeding too late, the growing period is short, and the accumulated temperature is not enough to cause the compacting of the ball. â– Although the sowing date is relatively punctual, the lack of light will also cause the compacting of the ball. â– Inadequate temperature and light during the late growth period cause the compacting of the ball. â– Insufficient fertilizer and water, especially dryness and nutrient deficiency during the knotting period, resulting in intensive knotting. Disclaimer: Some articles on this website are transferred from the Internet. If you have third party legal rights, please inform this website to deal with them. phone Straightening Brush,Hair Straightener Brush,Best Hair Straightening Brush,Hair Straightener Brush Price Shenzhen Jie Zhong Lian Investment Co., Ltd. , https://www.meizons.com