Indoor Orange-tree
The presumable native land of this tree is Southern China. The main cultivation areas - the Mediterranean, Central and South America, Southern Africa, East Asia, Australia.
The world orange means “the Chinese apple” or from deformed Arabian world - golden.
It is an evergreen tree. Separate varieties have prickles.
In rooms reach 2-2,5 meters. Leaves are dark green, rounded at a base and with the pointed top, ovate-lenghthened.
This plant has 2-3 periods of growth. Leaves of a plant live for three years. The main crop is received from branches of 4-6 orders.
In comparison with a lemon tree, it is more light-requiring and heat-loving.
Fruits of an orange contain sugar, citric acid, vitamins, pectic and nitrogenous substances, cellulose, carbohydrates, mineral substances (potassium, calcium, phosphorus), and peel of a fruit - volatile oils.
Orange seedlings are used as a stock for lemons.
Orange tree doesn’t have sharply defined dormant period, therefore during the entire year they simultaneously grow, blossom and fructify. As well as lemons, they have 2-3 growth periods during a summer.