1, tree grapes growth habit
Tree grapes are suitable for growth in the cooler tropical and subtropical climate of medium to high rainfall, high temperature, fall to spring for the growth of the peak season, the optimal temperature of 22-35 ° C. Most varieties can withstand -2.8 ° C, but also can be used as a bonsai and garden tree, the fruit can be used for food, but also for ornamental purposes. Most varieties can withstand -2.8 ℃ low temperature, while some varieties can withstand -4.4 ℃ low temperature. Yang species, need full sunlight, or tolerate a little shade, require moist soil, but avoid stagnant water, can tolerate short-term drought. Strong adaptability to the soil, but with deep, fertile days, well-drained slightly acidic (pH5.5-6.5) sandy loam is the best, poor growth in calcareous soil, do not tolerate salinity.
2, tree grapes planting technology
Seedling management: tree grapes sprouting after the erasure of double buds, multiple buds, too weak Fen, the formation of new shoots to the two sides of the wire lead bondage, according to the 15-20 cm spacing of the tips.
Reasonable fertilization: tree grape planting should be based on the growth stage of timely fertilization, namely flower and fruit fertilizer, fruit expansion fertilizer, coloring fertilizer, as well as post-harvest catalytic fertilizer, pay special attention to ensure a balanced supply of nutrients, farmyard fertilizer mixed with orange stalks shall be fermented by high temperature for more than 60 days after the fully rotted can be applied.
Timely pruning: Tree grapefruit fertility is slow, usually do not need strong pruning, but in order to control the plant height and potted trees, it is appropriate to prune the top of the branches of the growth of the top of the tree, usually cutting cultivation is recommended to prune the low and internal short branches, in order to shape the ventilation and the trunk of the tree in the shape of a beautiful branch.
Disease and insect management: Tree grapes in the domestic cultivation of pests and diseases occur less. Management also rarely use pesticides, only in the fruiting period is vulnerable to bird damage, you can cover the periphery of the plant with black netting or set up a net room to prevent bird food.