Tree species such as poplar and willow mature in spring, black wattle and mulberry mature in early summer, acacia and rubbing tree become hot in late summer(4.5inch deep square pots); most tree species such as pine, cypress and cedar mature in late autumn or early winter: bitter The maturity stage of the tree species of Ligustrum lucidum, Ligustrum sylvestris, Cinnamomum camphora(6.5inch plastic plant pots), Phoebe sylvestris and Phoebe in winter.
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The height of the terrain has a great influence on the climate(seedling trays wholesale). When the seeds are transferred vertically, the range of allocation from the high altitude to the low sea is larger than the opposite direction, generally not more than 00-500m. When using foreign provenances(wholesale plastic garden pots), it is best to conduct a provenance test first Only after a large amount of seeds can be transferred, the key to the collection of seeds is timely.(cheap thermoforming plastic seed trays price ireland)
In production, the heat generation period of planting varies with different tree species(seed starting trays supplier). Although the same tree species are located in the same area, the maturity is also different due to different topography and environmental conditions. Due to the different geographical location of the growing area of the same tree species(plastic plant pots wholesale). The seed embryo gradually elongates to a normal size and has the ability to germinate.
(cheap thermoforming plastic seed trays price ireland)Grows in shady slopes or high altitude areas and matures late(seed propagation trays). Weather conditions also have an impact on maturity. Generally, the year when the temperature is high and the rainfall is low, the planting is mature early, otherwise it is late(7.48inch plastic plant pots). Soil conditions also affect the maturity of seeds, for example, trees grown on sandy and sandy soils mature earlier than those grown on thick and moist soil, the seed maturity period also differs.
However, for some tree species, such as larch, cedar, and fir, the fruit scales and seeds fall off together(plastic cell trays supplier). In addition, human management activities will also lead to the early or postponement of the maturity period of forest tree seed, such as reasonable water and fertilizer management, and improve the lighting conditions, can advance the maturity period, and the seeds come off(plastic succulent pots). This phenomenon is called physiological maturity.
However, the seeds of most tree species are mature after the coniferous pine cones change from green to yellowish brown(plastic potting pots), the ginkgo fruit changes from green to yellow, the beautiful fruits change from green to yellowish brown, and the skin changes from soft to soft Hard and crunchy(plastic seedling trays). After the seeds of most tree species mature, the skin color of the fruit changes from green to yellowish brown or brown, yellow, etc.(cheap thermoforming plastic seed trays price ireland)
Generally determine the seed collection period according to the external morphological characteristics of the seed(seed starting trays wholesale). After the fruit is ripe, it will gradually fall off the tree due to the separation of the fruit stalk. Different tree species have different shedding methods, durations and shedding periods(plug flats wholesale). Conifers such as Chinese fir, masson pine, Cryptomeria fortunei, etc. generally have scales that crack after the seeds mature.
(cheap thermoforming plastic seed trays price ireland)If it grows on a sunny slope or low altitude(heavy duty gallon pot), it matures earlier; even on the same tree, the seeds on the upper part of the canopy and the sunny side mature earlier than the seeds on the lower part and the shade. The seed shedding differs from tree to tree and is also affected by environmental factors such as temperature, light, precipitation, air humidity(succulent plug trays), wind, and soil moisture, the shell of the family Fagaceae turned yellow-brown.