Scientific name: PontederiacordataL.
Alias: North American Barracuda
Family is: Yu Jiuhua Houttuynia
Morphological characteristics:
It is a perennial herb.
Roots are whiskered adventitious roots, 15-30 cm long, with a large number of root hairs. The underground stems are stout, yellow-brown, with buds, clusters of stems and leaves, plant height 80-150cm. Petiole green, cylindrical, transversely cut off membranous masses. Leaves smooth, olive-colored, obovate-lanceolate. Ye Jisheng has a wide heart-shaped shape with a tapered tip.
Spikes are terminal, 5-20cm long, florets densely packed in more than 200, blue-purple with yellow spots, diameter of about 10mm, perianth lobes 6, nearly circular, lobes at base of tube connected. The fruit is green at the beginning, brown after ripening; the peel is hard, the seeds are oval, 1-2mm in diameter.
Flowering and fruiting period from May to May.
Origin and habits:
Native to North America. Now we have settled in our country. Warm and humid, well-lit environment, often planted in shallow pools or ponds, suitable for growth and development of the temperature range of 18-35 °C, 18 °C below the slow growth, stop growing below 10 °C, winter must be winter (irrigation or Move to indoor) processing.
Reproduction method:
Using the ramets method and seed propagation, the ramets can be carried out in the spring and summer, cutting from the base of the plants, seed propagation is generally performed in the spring, and the seed germination temperature needs to be maintained at about 25C.
Cultivation Management:
Barracuda can be planted directly in shallow water, or first planted in a flower pot, and then put into a pool. The cultivation medium is fertile, and there is no special requirement for water quality, but no pollution is possible. If conditions permit, it can be in spring and autumn. Each applied a decomposed organic fertilizer. Fertilizers need to be buried in eight soils so as not to spread into the water and thus affect fertilizer efficiency.
application:
Barracuda grass green leaves, charming colors, longer flowering period, can be used for home potted plants, pond plants, can also be widely used in landscaping, planted on both sides of the river, around the pond, constructed wetland, and the lythrum, mosaic reed Bamboo, water scallions, and then spend time planting flowers, every flowering season, stringed purple flowers in the background against the green leaves, do not have some fun.
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