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How to grow passion fruit (passion fruit cultivation and management techniques)

Passion fruit, also known as egg fruit, is produced in tropical and subtropical areas of America. The suitable growing temperature is 20~30°C. Colder areas require greenhouses or even heated sheds to survive the winter. Sufficient and long sunshine is conducive to flowering. The soil layer should be more than 50cm, loose and well-drained, and the pH value is 5.5 to 6.5.

Planting:

1. Select varieties: Currently, the more widely planted varieties include Tainong No. 1, Zixiang No. 1, Gypsophila and Golden Passion Fruit. Choose the source of seedlings carefully. and health status.

2. Equipment: There must be an iron grid for climbing vines, water supply and fertilizer spraying facilities, and an outer elevated fine mesh to cover the park to prevent stinging insects.

3. Planting: Plant about 50 to 80 plants per acre. Plant densely in the first year and remove some plants in the second year. Drainage should be done well and borders should be built for planting. The thickness of the soil layer is insufficient and the terrain is poor. Root limiters can be used for planting at lower heights. Seedlings should be acclimated, disinfected and dewormed before arrival, and a nursery should be set up for cutting branches.

4. Management: Branch repair can be done with either a single main vine or a double main vine. After being put on the shelf, the sub-vines must be guided accurately to reduce overdensity and overlap. Pruning must be carried out at any time during the mid-fruiting period. Before planting, bury an appropriate small amount of base fertilizer according to the current soil conditions. Apply liquid top dressing and foliar fertilizer according to the physiological state of vegetative growth and reproductive growth of the plant. Reduce or disable herbicides. Weeds can be controlled with grass suppression mats.

5. Fruit: An adult plant normally has 6 batches of inflorescences a year, and good management can increase one or two batches of inflorescences. Golden passion fruit varieties have a low self-pollination rate and require artificial pollination. Other varieties can have good pollination rates under appropriate conditions. During the mid-fruiting period, the fruiting vines should be guided to fall under the scaffolding. Passion fruit harvesting can be divided into manual picking and ripening. When ripening, a bird net can be pulled under the scaffolding to catch the fruits. Manual picking of passion fruit requires post-ripening treatment, which takes 2 to 7 days to increase ripening and reduce acidification depending on the growing season and harvest maturity. The sales target has been reached. The sweetness, sourness and aroma of the fruit, the fullness of the pulp, correct fertilizer management and harvesting technology are the main conditions that determine the quality.

6. Abstract: There is a lot of information on the Internet for reference on passion fruit planting technology, and the operation details will not be discussed in detail. Let’s make a brief summary of the above points 1 to 5: selection of healthy seedlings, disinfection before planting, soil adjustment and repair, water addition and drainage design, prevention and treatment of pests and diseases, correct fertilizer management, and cultivating healthy Root system, no herbicides, moderate fruit thinning without bulking agents, best flavor, no forced picking.

7. Passion fruit can be planted year-round in tropical areas. Planting in batches can produce fruits throughout the year. Fruits are harvested from July to November in tropical areas with distinct four seasons. In tropical areas, the peak can be reached in the first year, with the yield per mu being about 1,000 kilograms. In the subtropical zone, it reaches the peak in the second year, with the yield per mu being about 1,400 kilograms in the second year. The market price is: golden passion fruit gt; baby's breath gt; purple passion fruit.