This kind of flower will bloom all spring as soon as it is planted in a pot.
Begonia bulb, also known as camellia begonia, it has colorful flowers, both rose, camellia, peony, carnation and other famous flowers, color, fragrance, used to decorate the living room, shop window, charming and moving, and, this bulb begonia, as long as it blossoms, you will feel that the whole spring is coming.
Begonia bulbosa prefers a warm, moist and semi-shady environment. Not resistant to high temperature, the temperature is more than 30 ℃, the stems and leaves wither and fall off, and even the tubers rot. It is suitable to grow in fertile, loose and slightly acidic culture soil with good drainage, and the pH value of 5.5-6.5 is the best.
Begonia bulbosa likes water and fertilizer. Generally need to keep the basin soil moist, hedgehog should be watered and watered. In order to maintain soil fertility, sufficient base fertilizer can be applied before planting, or special compound granular fertilizer for flowers can be applied once a week or diluted liquid fertilizer once a week. The Beginning of Autumn can reduce watering and stop fertilization, making it gradually into a dormant state.
Begonia bulbosa is a shallow-rooted flower, and the pot substrate must be well drained. Less watering during the sprouting period, keeping the basin soil slightly dry, and the suitable temperature for growth was 16-21 ℃. In addition to watering, foliar spray should be carried out in summer. Properly reduce watering during flowering, avoid heavy rain, and increase the application of flower organic liquid fertilizer for 1-2 times. In November, the aboveground stems and leaves gradually withered and yellowed off, and the tubers could be dug out and stored in the room for 10 ℃ after drying.
Begonia bulbosa is commonly used in sowing and cutting propagation. For sowing, indoor pot sowing can be used, the optimum temperature for germination is 20-22 ℃, and germinate 14-21 days after sowing. From sowing to flowering, potted varieties take 150-160 days. Cuttings can choose robust branches with terminal buds from June to July, with a length of 10 cm, heal and take root 20-24 days after cutting, and blossom in the same year.
In the maintenance of Begonia bulbosa, if you encounter high temperature and rainy weather, stem rot and root rot are easy to occur. Flower friends should control room mild watering and spray 250 times with 25% carbendazim wettable powder.
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