EDIS Update: Biology and Management of Spanish Needles (Bidens spp.) in Ornamental Crop Production
This EDIS document focuses on Bidens alba and B. pilosa, or commonly known as Spanish Needles.These species are both found as weeds in container nurseries and landscapes in Florida. Both species are referred to as Spanish needles in this document but are also known as beggar-ticks.
Landowners, gardeners, horticulturists and consumers will benefit from this document by having an increased understanding of this plant’s management and classification. The specie’s description covers its class, family, life span, habitat, distribution, seedling, growth habits, shoots and roots. The plant’s management can be done through physical, cultural and chemical practices.
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