![]() batatas, sometimes it may be referred to as a " tuberous morning glory" in a horticultural context. Though the term "morning glory" is not usually extended to I. The genus Ipomoea also contains the sweet potato ( I. As of 2005, the state of Texas has acknowledged that water spinach is a highly prized vegetable in many cultures, and has allowed it to be grown for personal consumption, in part because it is known to have been grown in Texas for more than 15 years and has not yet escaped cultivation. A market exists, though, for the plant's powerful culinary potential. aquatica is a federal noxious weed, and can be illegal to grow, import, possess, or sell without a permit. Ipomoea aquatica, known as water spinach, water morning glory, water convolvulus, ong-choy, kang-kung, or swamp cabbage, is popularly used as a green vegetable, especially in East and Southeast Asian cuisines. The varied Japanese morning glory (変化朝顔 Henka-asagao or mutant morning glory) was created. The large-flowered morning glory was broadly cultivated as a hobby flower. ![]() The big booms of the selective breeding of the morning glory happened in the Edo era(17-19th century). The cultivation started in the Nara period (8th century). Morning glory has been a favorite flower in Japan for many a long century. Germination may be improved by soaking in warm water. They have a hard seed coat, which delays germination until late spring. Many morning glories self-seed in the garden. The cypress vine is a hybrid, with the cardinal climber as one parent. Popular varieties in contemporary western cultivation include 'Sunspots', 'Heavenly Blue', moonflower, cypress vine, and cardinal climber. Some moonflowers, which flower at night, are also in the morning glory family.īecause of their fast growth, twining habit, attractive flowers, and tolerance for poor, dry soils, some morning glories are excellent vines for creating summer shade on building walls when trellised, thus keeping the building cooler and reducing heating and cooling costs. Ipomoea nil), producing many seeds, and some perennial species (e.g. In cultivation, most are treated as perennial plants in frost-free areas and as annual plants in colder climates, but some species tolerate winter cold. Ipomoea aquatica is a federal noxious weed, though some states, like Texas, have acknowledged its status as a vegetable and allow it to be grown. ![]() This is because some species of Convolvulaceae (like Convolvulus arvensis and Ipomoea × leucantha) have been known to cause problems in crops, especially in cotton fields. state of Arizona, and before 4 January 2020, this ban applied to native species, too. In fact, as of 2021, most non-native species of Ipomoea are currently illegal to cultivate, possess, and sell in the U.S. In parts of the US, species such as Calystegia sepium (hedge bindweed), Ipomoea purpurea (common morning glory) and Ipomoea indica (blue morning glory) have shown to be invasive. By crowding out, blanketing, and smothering other plants, morning glory has turned into a serious invasive weed problem. They can quickly spread by way of long, creeping stems. In some places, such as Australian bushland, some species of morning glories develop thick roots and tend to grow in dense thickets. Aztec priests in Mexico were also known to use the plant's hallucinogenic properties (see Rivea corymbosa). The sulfur in the morning glory's juice served to vulcanize the rubber, a process antedating Charles Goodyear's discovery by at least 3,000 years. Ipomoea nil, a species of morning glory, was first known in China for its medicinal uses, due to the laxative properties of its seeds.Īncient Mesoamerican civilizations used the morning glory species Ipomoea alba to convert the latex from the Castilla elastica tree and also the guayule plant to produce bouncing rubber balls. ![]()
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