How to Plant Sunflowers
The editor brings you the knowledge of how to plant sunflowers and the techniques for growing sunflowers. Let's follow the editor to take a look!
Sunflowers are also known as sun blossoms. The functions of sunflowers mainly fall into two categories: edible and ornamental. The sunflower inflorescence, seed shell, and stem can be used as feed and industrial raw materials, such as artificial silk, pulp, etc. The flower language of sunflowers represents silent love, bright and passionate, symbolizing optimism, bravery, and unyielding spirit.
Techniques for Planting and Managing Sunflowers:
1. Soil
Sunflowers are not picky about soil and can quickly adapt to ordinary soil. However, it is best to give them loose and breathable soil with good drainage for cultivation.
2. Sunlight
The more sunlight, the better sunflowers grow. Make sure they get plenty of sunlight, even during the strong sunlight of summer, there is no need to shield them.
3. Temperature
Sunflowers are not cold-tolerant. The most suitable temperature for their growth is between 26℃ and 29℃. The cultivation temperature should not be lower than 15℃, and timely measures should be taken to keep them warm when the ambient temperature is too low.
4. Watering
Water sunflowers only when the soil is dry and slightly moist. Never water excessively to avoid积水 in the pot, as this can cause root rot.
5. Fertilizing
Sunflowers are relatively tolerant to poor soil, but they still need to be fertilized appropriately to promote their growth. Fertilize every half month, using diluted phosphorus fertilizer, and it is recommended to use 0.1% potassium dihydrogen phosphate.
6. Pruning
You can pinch the top of sunflower seedlings when they grow to 3cm to 4cm in height. Also, pay attention to pruning the long branches, old branches, and weak branches. Proper pruning can promote the growth of sunflowers.
7. Diseases and Pests
Sunflowers have strong resistance and are rarely affected by diseases and pests. However, preventive measures should still be taken. It is best to spray some preventive drugs on them before they germinate.
8. Cutting
Sunflowers are commonly propagated through cutting. Just insert the cut branches into the cultivated soil and grow them in an open-air environment without special care, and sunflowers can survive easily.
9. Seedling Management
Good seedling management is required for sunflower planting to ensure full seedlings. During the sunflower planting period, it is not recommended to replant, but you can plant seedlings. thin and plant seedlings when the first set of true leaves unfolds, and complete the final planting before the third set of true leaves unfolds. If there are pests, spray pyrethroids or phoxim.
The above is the complete introduction to how to plant sunflowers and the techniques for growing them, for everyone to learn and understand!