Planting method:

1， soaking， planting generally in the first half of the first day before planting rubbing seeds wings， warm water immersion US red maple seeds 12 hours.

2， sand， the United States red maple seeds after repeated tests without low temperature sand， choose a thick breathable good sand， sand and seed by body: 3: 1 ratio of mixing， sand humidity --- hand Into the group loose or scattered. After mixing the seeds and sand mixed with the room can be placed. Sand about a month or so， often see and found the seeds of germination， to timely sowing

3， seed preparation before sowing: deep plowing surface soil broken， ridge width of 1.5 meters deep groove. The following are the same as the "

4， sowing: the general situation 15-20 days the United States began to germinate the red maple seeds， to be 20% of the buds can be sown (can also pick out the seeds have been sprouted)， each acreage of the United States Hongfeng seed 3 kg， The whole ridge on the depth of 10cm wide and 20cm wide groove， the seeds together with the sand sowing to open a good small ditch species， planting to be uniform. (Control the total amount)

5， cover the soil， support small shed: after planting should be covered in a layer of wet soil， cover soil can not be too thick in general 0.5-1cm can cover the soil too thick affect budding. Plastic sheds， plastic sheds on the plastic sheds， pay attention to the plastic shed shed， the sunscreen net shed in the two arch shed distance should be greater than 20cm， in order to maintain the effect of ventilation cooling. The following are the same as the "

6， routine maintenance: 1 month after sowing is the United States red maple budding critical period， often observed to keep the shed shed temperature and humidity， hand deep into the film shed shed feel hot can not be said that the temperature can be found too high should be immediately ventilated ， And the use of two methods in the film shed spray method of cooling. Until the seedlings grow to 5-10cm when the film shed shed shed. Sunscreen net arch to keep， until the seedling grows to 20-30cm after opening sooner or later opened sunscreen， sunscreen on the way to cover the sun smoked， 2 weeks after all exposed sunscreen. The following are the same as the "

7， water and fertilizer， weeding: until the seedlings grow to 10cm after the use of foliar fertilizer， or a small amount of urea， remember that fertilization should follow a small number of methods， not an excessive amount to prevent burning seedlings. There is no effective herbicide does not harm the US red maple seedlings， so generally use artificial grass method.