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Bidens alba, which belongs to the family Asteraceae, is most commonly known as shepherd's needles, beggarticks, Spanish needles, or butterfly needles. [1] Bidens means two- toothed, describing the two projections found at the top of the seeds, and alba refers to the white ray florets. [2]
Spanish needle is happy in moderately dry, full-sun areas, as well as in grasslands or pastures, clearings in wooded areas, in wetlands, along roadsides, the banks of ditches, in nurseries, and in your very own yard!
All eight species of Bidens in Florida are commonly referred to as Spanish needles or beggar-ticks (Wunderlin, 2019). This document focuses on Bidens alba and B. pilosa, which are common weeds in container nurseries and landscapes in Florida.
24 cze 2020 · The weed of this week is Spanish Needles (Bidens spp.). In Florida, there are Eight species of Bidens present. They are all commonly referred to as Spanish needles or beggar-ticks. Bidens alba and Bidens Pilosa are two of the common Bidens spp. found in container nurseries and landscapes in Florida.
Spanish needles is found throughout most of Florida — all but few Panhandle counties, in fact — the Southeast U.S. and a few other, scattered states as far north as Massachusetts. But it's generally considered a tropical plant, native of the Caribbean, Mexico, Central America and South America.
1 paź 2024 · Spanish Needles, Beggarticks, and many other names can be given to this plant. It reproduces prolifically with it’s generous seeds that stick to anything and everything nearby, a single plant can produce 3,000-6,000 seeds. It is a wonderful wildflower for pollinators and is a larval host for the Dainty sulphur butterfly.
22 wrz 2022 · Bidens alba. Common beggarticks or spanish needle (Bidens alba) is a native Florida landscape weed. This species is indigenous to Central and South America and was introduced to North America. Their delicate, white flowers make them a favorite among pollinators and their leaves are used to brew tea in some cultures.
