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Sow seed in spring and early summer.

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Showy North American plant with golden yellow rays?

RUDBECKIA


North American plant of the genus rudbeckia?

One common North American plant of the genus Rudbeckia is the black-eyed Susan (Rudbeckia hirta). This perennial plant is known for its bright yellow flowers with dark centers, resembling a black eye. It is a popular choice in gardens and is also native to parts of Canada and the United States.


Which North American plant with showy flowers which have golden yellow rays?

Rudbeckia


What kind of roots does rudbeckia grow?

Rudbeckia plants have fibrous roots that spread horizontally in the soil. These roots help the plant to anchor itself and collect water and nutrients from the soil. Rudbeckia plants are relatively low-maintenance and do not usually require special attention to their root system.


North American plant cultivated for its showy flowers and produces yellow rays?

Rudbeckia


What do rudbeckia seeds look like?

Dark, papery, at a quick glance they look like chaff rather than a viable seed.


What is the scientific name or taxonomic classification of the plant Coneflower?

The scientific or taxonomic name would be Rudbeckia spp.


Is the rudbeckia a febrifuge?

Rudbeckia is a febrifuge, useful in reducing fevers


What is the common for Rudbeckia?

Rudbeckia is commonly known as the Black-eyed Susan.


How is the rudbeckia grown?

The rudbeckia propagates easily from seed or by root cuttings


What is the scientific name or taxonomic classification of the plant Black-eyed Susan?

The scientific or taxonomic name would be Rudbeckia hirta.


What North American plant cultivated for its showy flowers which have golden rays?

The plant you are referring to is likely the sunflower (Helianthus annuus). Sunflowers are native to North America and are cultivated for their large, showy flowers with golden yellow rays around a central disk. They are commonly grown for their seeds, as well as for their ornamental value in gardens and landscapes.