Blue thorn head family

Hydrangea of Compositae

Blue thorn head distribution

Nitraria lanceolata is mainly distributed in Tianshan region of Xinjiang, and also widely distributed in the Soviet Union, central and southern Europe

Morphological characteristics of Nitraria lanceolata

Nitraria lanceolata is a perennial herb, with a height of 50-150 cm. The stem of Nitraria glabra is solitary, the stem and branches are thick, covered with dense long nodal hair and sparse spider silk thin hair the basal and lower stem leaves of Nitraria glabra are full-shaped, wide lanceolate, the pinnate leaves are half split, the leaf edge has spiny denticles, the leaf tip is gradually pointed, and the leaves of the plant become smaller from the base to the end; The leaves are thin in texture and have a paper feel. The colors of the front and back sides of the leaves are different. The upper surface is green with dense short rough hair, and the lower surface is gray white with thin spider silk wool; The flower of blue thorn head has light blue or white, the Corolla is deeply divided, and the lobes are linear. The achene of Nitraria lanceolata is in inverted cone shape, and the surface of the fruit is covered with yellow dense downwardly appressed long straight hairs; The flowering and fruiting period is from August to September

Growth habit of Nitraria lanceolata

Nitraria lanceolata has strong adaptability. It is resistant to arid climate and barren soil. It likes cool climate and sandy loam with good drainage and ventilation. It is strictly prohibited from hot, wet and waterlogged environment, and extensive management is enough. The plant of Nitraria lanceolata can be used as a flower border to increase its ornamental ability; Planting on both sides of the road can soften the stiff road curve