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How to cultivate camellia oleifera trees (sharing the planting and cultivation techniques of camellia oleifera seedlings)

Camellia oleifera trees have developed rapidly in recent years, but there are relatively few standardized management of camellia oleifera gardens. Only when the Camellia oleifera tree's soil, fertilizer and water management keep up can the tree grow strong and produce more corresponding results.

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Reasonable fertilization. Generally, base fertilizer should be applied in winter. The base fertilizer is mainly farmyard manure, supplemented by a small amount of chemical fertilizer. The method of applying basal fertilizer is to dig a 30 cm wide and 40 cm deep fertilizing hole at the edge of the tree crown branches, mix the fertilizer and topsoil evenly, then apply it into the hole, firmly firm it and irrigate it. Top dressing can be carried out during the growth period of new shoots in spring. The top dressing is mainly compound fertilizer. Holes or trenches can be dug around the crown of the tree. The trench is 15 cm deep. The fertilizer is spread and then covered with soil. During the growing season, pay attention to weeding or mowing the tree disk. Don't let the grass grow too high, which will compete with the tree for nutrients.

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Pay attention to pest and disease control. If leaf-eating caterpillars, weevils, etc. are found, spray chlorpyrifos or pyrethroid insecticides promptly. Leaf diseases will also occur during the rainy season. You can spray carbendazim, flusilazole, etc. to kill and prevent diseases.

Pruning and pruning. In order to better promote the growth and fruiting of Camellia oleifera, it is necessary to carry out shaping and pruning. The general principle is to keep the tree in a balanced state with many but not dense branches. For branches that are too large and too strong, you can replace the branches with the branches behind them so that the branches on the same layer are of similar height. Overlapping branches on the upper and lower layers should be kept at a distance of 60 centimeters. If the distance is not enough, they should be thinned out. In addition, it is necessary to thin out competing branches, inward branches, upright branches on the back, cross branches, overly dense branches and thin branches to make the crown ventilated and light-transmissive, so that more flower buds and more fruits can be formed.