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Genus Calendula

Calendula Calendula officinalis Photo/Illustration: Jennifer Benner
kah-LEND-yew-lah
These vigorous, bushy annuals and perennials have aromatic leaves and yellow or orange, rather flat, chrysanthemum-like flowers over a long period. The blooms attract butterflies and make good cut flowers. The genus is made up of 20 to 30 species from an area ranging from Southern Europe to North Africa. Grow in a border, cottage garden, or in containers.
 Noteworthy characteristics: Fast-growing. Aromatic leaves. Long blooming. Good cut flowers.
 Care: Site in full sun or partial shade in well-drained soil of moderate fertility. Deadhead regularly.
 Propagation: Sow seeds where they are to grow in spring or autumn, providing protection for autumn-sown seedlings if necessary.
 Problems: White smut, rust, gray mold, cucumber mosaic virus, aster yellows, powdery mildew, fungal leaf spots, aphids, whiteflies, snails, slugs.

Species, varieties and cultivars for genus Calendula

Calendula officinalis Calendula officinalis
(Pot marigold) Be the first to rate this plant

Pot marigolds bloom most of the summer, but are intolerant of intense heat and may die out during periods of hot humid weather. Their branching stems are covered with simple, alternate leaves and they produce large flowers in different hues of yellow and orange in the summer.