Morning Glory: Information and Introduction - Morphological Characteristics, Varieties, and Cultivation Care

Morning glory usually refers to the annual twining herbaceous plant Ipomoea (morning glory) of the genus Ipomoea in the Convolvulaceae family, commonly known by aliases such as morning glory and asagao. Its corolla is funnel-shaped, resembling a small trumpet, and it mostly opens in the early morning and withers in the afternoon. The flower colors include blue, purple, pink, white and many others, making it a common ornamental vine flower in summer and autumn.

Common morning glories include types such as Ipomoea purpurea (common morning glory), Ipomoea nil (Japanese morning glory) with lobed leaves, and Ipomoea indica (large-flowered morning glory), among which the large-flowered morning glory has been cultivated and selected over a long period, giving it larger flowers and even richer color variations. Different varieties differ slightly in leaf shape and vining habit, but their growth habits and cultivation methods are broadly similar.

Morning glory prefers a sunny, warm environment, is drought-tolerant and afraid of waterlogging, and has low requirements for soil; it can grow well in well-drained garden soil. Its root system is a taproot and it does not tolerate transplanting, so cultivation is mainly by direct sowing; when raising seedlings and transplanting, it is necessary to keep soil around the roots. Because the stems and vines grow by twining, it is best to set up a support when planting, or let it climb on a fence or railing to form a natural flower wall or flower corridor.

In daily care, if light is insufficient or nitrogen fertilizer is applied excessively, the plant tends to grow leggy and bloom sparsely, which can be improved by increasing light and controlling nitrogen fertilizer. It should be noted that the seeds of morning glory contain toxic components and are not edible. When there are children or pets at home, precautions should be taken; for cultivation and ornamentation, it is enough to mainly enjoy the flowers.