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Consulta Plantas

Gardening and plant care since 2001

Care of the plant Rudbeckia hirta or Black-eyed Susan.

Care of the plant Rudbeckia hirta or Black-eyed Susan

The genus Rudbeckia, family Asteraceae, includes 26 species of herbaceous plants native to North America. Some species are: Rudbeckia hirta, Rudbeckia grandiflora, Rudbeckia missouriensis, Rudbeckia triloba.

Common names: Black-eyed Susan, Gloriosa Daisy, Yellow Oxeye Daisy, Brown betty, Golden Jerusalem, English bull's eye, Poor-land daisy, Yellow daisy. This species is native to USA and Canada.

They are annual or biannual herbaceous plants with erect growth and rough touch that reach 90 cm in height. The lower leaves are ovate-sharp and the upper ones are lanceolate. The flowers resemble daisies and are yellow or orange in color with a darker center. They bloom in summer and fall.

These easy-to-grow plants are used in borders, in flowerbeds, in rockeries and in pots for balconies, patios and terraces. They are also suitable for cut flowers.

Rudbeckia hirta grows in full sun or semi-shade exposures. It should not be exposed to frost.

They prefer well-drained soil, slightly clayey and containing a little organic matter.

During the summer water frequently and progressively decrease watering as temperatures drop.

From the beginning of summer, fertilize with mineral fertilizer every 15 days until the beginning of autumn.

They are resistant plants to the usual pests and diseases.

They are easily propagated from seeds planted in spring. Plant the specimens at a distance of 50 cm.

Images of the plant Rudbeckia hirta or Black-eyed Susan

Rudbeckia
Rudbeckia
Rudbeckia hirta
 

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