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Rudbeckia hardy annuals

Rudbeckia hardy annualsRudbeckia is also known as Cone Flower and are hardy annuals yielding yellow flowers in July. They are readily grown from seed sown early in spring, and will grow in any garden soil, but naturally succeed best in deeply-worked, well-manured ground.

Rudbeckia may be increased by division in October or November, as well as in spring-time and their height is about three feet.