Morphological characteristics of tricolor Convolvulus

Tricolor Convolvulus is an annual or perennial herb. Stem climbing and rising; Leaves narrowly oblong to spatulate, apex obtuse, petiolate, entire; The neck is short, the flowers are sparse, and the cymes are solitary. Corolla bell shaped or funnel-shaped, blue, red, white edge, yellow throat, annual, stem upright or climbing up, many branches and drooping, white star shaped blocks in the flower, and yellow flower center, plus the outer ring around a single flower color of red, blue, pink or white, but the flower is like a face, which can only open for one day. It can be said that it is worthy of the name. A flower has three colors

Growth habit of tricolor Convolvulus

Tricolor Convolvulus can be sown from March to may, flowering from June to July, and mostly opens in the morning

Tricolor Convolvulus likes to be warm, humid and sunny; If the soil requirements are not strict, the organic patch culture soil can be selected for cultivation. During the growth period, the soil should be kept moist and not dry, and placed in a place with sufficient outdoor light. After sowing, it will bloom about 70 ~ 90 days. It can be fertilized once every two weeks one to one and a half months before flowering, so as to increase the fertility during flowering and make the flower color bright

The branches of tricolor Convolvulus are tendril, so during the growth period, when the stems and branches are elongated, they can be appropriately trimmed and supported to prevent lodging. They can also be planted in hanging pots or flower beds and allowed to droop and grow. It is also a good choice

Although the heat tolerance of tricolor Chaoyan is good, when the hot summer comes, the muggy weather is easy to weaken the plant, so it is necessary to maintain the ventilation of the cultivation environment; And the evapotranspiration is relatively fast, so attention should be paid to the supply of water, but the cultivation medium used should be well drained to avoid easy root rot under the condition of damp and hot. And its cold tolerance is also good, so the cultivation period can be extended to early autumn

Propagation method of tricolor Convolvulus

Tricolor Convolvulus is usually propagated by sowing. The sowing date is about from early spring to early summer. The suitable temperature for germination is about 18 ~ 25 ℃. It can be sown in the seedling tray, covered with thin soil to keep the soil moist. It can be coated with transparent plastic cloth to keep the humidity, but there can be no water in the tray. It can germinate in about 7 ~ 14 days. At this time, the plastic cloth can be removed and placed in a bright place. When there are 3 ~ 5 leaves, it can be transplanted into the basin, However, the seedlings with three colors facing the face are not resistant to transplantation, so care should be taken during transplantation. They can also be directly broadcast in the basin at the beginning

Tricolor Convolvulus is suitable for greening and beautifying fences, fences and scaffolds