Cinnamommum japonicum Sieb. Is an evergreen tree belonging to the genus camphor of Lauraceae, with a height of 10-15 meters and a diameter at breast height of 30-35 cm. The branches are thin, cylindrical, extremely hairless, red or reddish brown, with aroma. The leaves are nearly opposite or alternate on the upper part of the branches, oval oblong to oblong lanceolate, 7-10 cm long and 3-3.5 cm wide. Panicle axillary, 3-4.5 (10) cm long, total peduncle 1.5-3 cm long, glabrous with peduncle 5-7 mm long, terminal cyme of 3-5 flowers, inflorescence glabrous. Flowers ca. 4.5 mm long. Perianth tube obconical, short, 1.5 mm long, perianth lobes 6, ovoid, ca. 3 mm long, ca. 2 mm wide, apex acute, outer glabrous, inner surface pilose.

Growth habit:

Shade tolerance in childhood. He likes warm and humid climate, grows luxuriantly on slightly acidic soil with good drainage, and can also adapt to neutral soil. Attention should be paid to shade and cold protection in the early stage when introducing plants on the plain, and it is not suitable to plant in places with poor drainage. When transplanting, it is necessary to bring soil balls and properly trim the branches and leaves. Strong resistance to sulfur dioxide.

Curing method:

It can endure shade in childhood, but after growing up, it is necessary to ensure the light time of it. Only when the sunshine is sufficient can it better promote the growth of plants. Geranium is not resistant to waterlogging, so pay attention not to have accumulated water in the soil. Accumulated water will lead to poor root respiration and affect the growth of Geranium. Therefore, after the summer rain, it is necessary to timely drain water to prevent ponding at the root.