Poinsettia Flower Information
Adjust mist daily depending on.
Poinsettia flower information. They need a minimum temperature of 13 15 c 55 59 f. Actually they are not flowers but modified leaves called bracts. Poinsettias are sub tropical plants and therefore wither if the night temperature falls below 10 degrees c 50 degrees f. The flowers of christmas poinsettia plants.
Indigenous to central america it was described as a new species in 1834. 2010 poinsettia cultural information strategies to success propagation read this culture information before you start the crop and throughout production as needed. The colorful bracts form around and just below these inconsequential flowers. Poinsettias are shrubs or small trees.
The poinsettia is a commercially important plant species of the diverse spurge family. Poinsettias have also been called the lobster flower and the flame leaf flower due to the red color. Vegetative growth flower initiation in general most early season cultivars initiate approximately september 10 15 while most mid and late season cultivars initiate approximately september 25. As with its sister carousel dark red this poinsettia begins showing color in late november.
The day time temperatures in excess of 21 degrees c 70 degrees f shorten the lifespan of poinsettias. Start clean and be prepared for cuttings to arrive. The showy colored parts of poinsettias that most people think of as the flowers are actually colored bracts modified leaves. Poinsettia plants euphorbia pulcherrima remain one of the most popular holiday flowers.
It derives its common english name from joel roberts poinsett the first united states minister to mexico who is credited with introducing the plant to the us in the 1820s. The bright petals of poinsettias which look like flowers are actually the bunch of upper leaves of the plant called bracts. Joel roberts poinsett introduced the poinsettia plant to the united states from mexico. The bright bracts are designed to attract insects to the tiny yellow flowers in their centers.
Poinsettia flowers are small green or yellow and grow inconspicuously in the center of each leaf bunch. Provide 800 1 100 foot candles of light until roots develop. What appear to be petals are actually coloured leaflike bracts that surround a central cluster of tiny yellow flowers. In warm climates the poinsettia grows outdoors as a winter flowering leggy shrub about 3 metres 10 feet high.
Poinsett was a botanist physician and the first united states ambassador to mexico. Provide 72 74 f 22 23 c bottom heat for the first three weeks. When laymen speak of the flowers on poinsettia plants what they are referring to are petal like leaves known as bracts euphorbia pulcherrima does have flowers but these green and yellow flowers are small and certainly not a noteworthy feature. All are apt descriptors for the salmon pink bracts of this cultivar from syngenta flowers.
As a potted plant in northern areas it rarely grows beyond 1 metre. Poinsettias need bright but filtered light away from strong sun and draughts. Be careful when transporting poinsettias from the shop to your home in the winter as the cold outdoor temperatures can damage the foliage. Temperatures below 65 f 18 c in september encourage flower initiation while night temperatures above 70 f 21 c delay initiation.
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