花椒树为芸香科落叶灌木或小乔木,既是油料树种,又是药用树种。花椒树根系发达、枝密刺多,适应性强,可在不适于农作物等植物生长的瘠薄山地、面积窄小的“四旁”隙地进行栽植。在一般管理条件下,2—3年就有收成,5年后进入盛果期。一般一株树可产干椒2.5公斤,高产树可达5公斤多。花椒性喜阳光和温暖,在阳光不足的情况下结实稀少,在冬季零下18℃以下枝条会被冻死。深厚、肥沃、湿润的中性或沙质壤 Pepper tree Rutaceae deciduous shrubs or small trees, both oil species, but also medicinal species. Zanthoxylum bungeanum has well-developed roots, dense branch spines, and strong adaptability. It can be planted in narrow barren “mountain areas” that are not suitable for plant growth such as crops. Under normal conditions of management, 2-3 years will have a harvest, 5 years after the flourishing period. General tree can produce pepper 2.5 kilograms, high-yield trees up to 5 kilograms. Prickly nature like sunlight and warmth, in the case of insufficient sunlight strong sparse, in winter below minus 18 ℃ below the branches will be frozen to death. Deep, fertile, moist, neutral or sandy soil