Open field flower cuttings harvest preservation-Amorpha fruticosa
[other middle name] cotton locust
Amorpha (Leguminosae)
[country of origin] North America
[plant characters] Amorpha fruticosa is a tufted shrub. The height of the plant is 1 to 4 meters. The branches are bluish gray. Compound leaves odd-pinnate; leaflets 11-25, long elliptic.
[cuttage harvesting] the harvest site is the first-year lignified branches of Amorpha fruticosa, with a diameter of 1 to 1.5 cm. In order to obtain the ideal reproductive effect, the top branches with short internodes and full growth should be selected. Pay attention to reasonable picking, so as not to affect the ornamental and growth of the plant. The product should be precooled as soon as possible.
[grading] the cuttings harvested should be graded on the premise that they have the typical characteristics of this species, have no disease or insect invasion and can reproduce normally: the length of the primary cuttings is about 80 cm, the length of the secondary cuttings is about 70 cm, and the length of the tertiary cuttings is about 60 cm. The difference in the length of cuttings of the same grade should not exceed the standard ±2 cm.
[packaging] tie up the same grade of Amorpha branches every 50, and code them into the lined tile carton marked with product name and air hole.
[fresh-keeping method] the cuttings can be stored in an environment with a relative humidity of 90%-95% and a temperature of 0-2 ℃.
[storage period] according to the above method, the branches of Amorpha can usually be stored for 5 to 7 days without affecting the reproduction and use.
[horticultural application] Amorpha frutescens is not strict on soil, and is resistant to waterlogging, and has strong adaptability to temperature. It is quite resistant to drought. It has luxuriant branches and leaves and strong coverage, so it is a good material for greening barren hills, wetlands, riverbanks and alkali beaches. It is an important secret plant, and its branches can also be used to make baskets.
[tips out of nursery] the propagation of Amorpha fruticosa by cutting is more than in spring and autumn every year, so the daily management of mother plant and the supply arrangement of cuttings should be done in advance.
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