- USDA hardiness zones:
- -
Chrysanthemums are one of the few perennial plants which flower in Fall. They were cultivated as herbs 3500 years ago in China, and exported to Japan 2300 years ago, and now are considered native to both landscapes. In both cultures, the flower inspires important holiday seasons. In addition, the flower is a symbol for an important group of Japanese heraldics, including the Imperial Seal of Japan; even today the flower gives its name to the highest honor conferred by the Emperor.
Chryanthemums were brought to Europe four centuries ago with fanfare, and were identified and named as a m... more »
- Plants need to be cut back three times before August 15 to assure bushy growth and to limit spring flowering.
Also known as hardy garden mums, Chrysanthemum comprise over 100 species of flowering perennials/half-hardy annual which bloom as the daylight hours shorten in Fall.
Easily propagated by cuttings, seed can be started indoors or directly in the field, in full sun to partial shade in well-drained soil as soon as the ground can be worked in Spring and again after June 21. Thin to 18 inches (45 cm.) apart.
Cut plants back three times during the spring and summer with the last cut on August 15 to encourage busy, compact growth.
Feed with nitrogen fertilizer until the last time you cut the plant back; then eliminate nitrogen, and feed with phosphorus and potassium.
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