Method of Growing Grey Vegetable
In the trend of growing vegetables on balconies, the natural wild vegetable known as grey vegetable is quietly gaining popularity. Not only does it possess a wild vitality, but its tender leaves can also be eaten raw or stir-fried, combining ornamental and practical values. Master these key points, and even beginners can create their own wild vegetable garden at home.
Three Elements of Wild Vegetable Planting
Secrets to Environmental Control
Grey vegetable grows most vigorously at temperatures between 15-28°C, and needs to be moved indoors to a windowsill during the northern winter. Use scattered light for maintenance, with the southeast-facing balcony being the most suitable. Filter strong midday sunlight with a gauze curtain. Use the immersion pot method to water, keeping the soil slightly moist without积水, and combine with misting in the summer for better cooling.
Smart Nutritional Management
Blend earthworm dung as a base fertilizer before sowing, and add diluted kelp fertilizer every 20 days during the growing period. Use the layered fertilization method: place decomposed soybean cake at the bottom, mix bone meal in the middle, and cover the top with pine needle soil. Follow the principle of applying thin and frequent fertilization, with the concentration kept below 0.3%.
Advanced Maintenance Techniques
Three-Step Seed Propagation
Method of Growing Grey Vegetable
Soak the seeds in warm water for 6 hours around the Spring Equinox, and use the seedling tray method to improve survival rates. Transplant the seedlings with soil when they reach 5cm in height, maintaining a 15cm spacing for ventilation. Use the staggered harvesting method, leaving 2 pairs of true leaves at the base for continuous harvest.
Key Points for Shaping and Pruning
Remove the lower old leaves regularly each month to promote new bud differentiation. Pinch the tips of the flower spikes in the early stage to extend the harvest period by 2 months. After pruning, spray with garlic extract to prevent pests and supplement sulfur.
Solutions to Common Problems
Set up a rainproof shed before the rainy season to prevent root rot. Use chili water spray to control leafminer flies, and hang yellow sticky traps in severe cases. Regularly loosen the soil and apply wood ash to effectively prevent underground pests.
From sowing to harvest, it only takes 40 days for grey vegetable to prove with its vigorous vitality that wild vegetable planting can be very simple! Start cultivating now, and you can enjoy the natural delicious taste next month. Remember to maintain moderate extensive management, which can make it show its strongest vitality.