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September 2012
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Chimonanthus praecox or Japanese allspice is a species of the wintersweet genus Chimonanthus.

Images of Chimonanthus Praecox or Japanese Allspice at

Chimonanthus praecox is also known as Japanese allspice and it is a species of the wintersweet genus Chimonanthus.
• It is a member of the family Calycanthaceae.
• It is a deciduous shrub.
• This shrub can grow up to a height of 13 m.
• It has an erect trunk.
• The shrub has leaves that are 5–29 cm long and 2–12 cm broad.
• It has strongly scented flowers that are produced in winter.
• Their flowers have 15-21 yellow petals.
• The inner ones usually with purplish red pigments.
• It is popular in Flora of China.
• It is a native of China: Anhui, Fujian, Guangdong, Guangxi, Guizhou, Henan, Hubei, Hunan, Jiangsu, Jiangxi, Shaanxi, Sichuan, Yunnan, Zhejiang.

This shrub is scientifically classified as:
• Kingdom : Plantae
• (unranked) : Angiosperms
• (unranked) : Magnoliids
• Order : Laurales
• Family : Calycanthaceae
• Genus : Chimonanthus
• Species : C. praecox

Growing and Caring conditions for Chimonanthus praecox or Japanese allspice

• Plant your allspice tree.
• The allspice tree grows naturally in or near tropical climates.
• It only withstands small periods of light frost and temperatures below 26 degrees.
• If from seeds, Fill a seed flat with soil.
• Press one seed about 1/2 inch down into each seed flat.
• Water each well with about 1/4 cup of water and mulch the seeds with 1/2 inch of mature compost.
• In many climates, the allspice tree must be kept indoors during the winter months.
• Place the tree in a spot where it receives sunlight for at least 40 percent of the day.
• Younger allspice trees need more light to remain healthy.
• Use loose and well-moistened fertilizer for the tree.
• Tropical plant fertilizer is the best choice for fertilizing the allspice tree.
• Use plant food that is mixed 30-10-10 every three to five weeks.
• Keep the tree well watered.
• As the soil surface begins to dry, add more water.
• Prune the allspice tree in the spring to summer months.
• Prune an indoor allspice tree annually to keep from outgrowing its space.
• Cultivate new allspice trees from the seeds inside of the fruit.
• Cuttings of this type of tree are rarely successful for cultivation of new trees.
• This sweet-smelling shrub is generally problem free.
• A few diseases can cause damage to this shrub.
• In poorly drained soil they can be affected by Phytophthora or Pythium root rots.
• Ensure good drainage before planting.
• Bacterial crown gall can cause warty bumps on stems near the soil. There is no control for this.
• Hence, removing and destroying infected plants is the best method to avoid spreading.
• Powdery mildew can also be a problem on plants without adequate airflow.

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