How to grow orange seeds

The origin of oranges in China, thousands of years of cultivation history has been clear about the specific location. Today, I'd like to introduce how to grow orange seeds.

How to plant orange seeds

Soak the seeds in clean water and change the water once a day. Soak for a week or so, remove the thin skin from the seed, and then sow it into the soil, the germination speed will be faster.

How to choose oranges

1. Look at the size and color

Oranges are the best in medium size, with thick skin and poor sweetness. look at the leaves on the orange stalks. The fresher the leaves are, the better the oranges are.

two。 Degree of smoothness

Most of the oranges with moderate sweetness and sour have smooth skin and fine oil spots.

3. Test elasticity

Oranges with thin skin and thick meat and much moisture will have good elasticity. If you squeeze them with your hands, you will feel that the flesh is firm but not hard. As soon as you release your hand, you can immediately bounce back to its original state.

III. Morphological characteristics of oranges

Leaf blade

Single compound leaf. Wing leaves usually narrow, or only marked, leaf blade lanceolate. It is oval or broad-ovate, and its size varies greatly. There are often grooves at the tip, the midrib is forked from the base to the notch, and at least the upper part of the leaf margin usually has obtuse or crenate teeth, rarely entire.

Flowers

Citrus flowers are mixed flowers, with branches, leaves and flowers and other organs after germination, there are single flowers and inflorescences: red orange, Wenzhou mandarin and so on are single flowers, sweet orange, lemon and grapefruit have inflorescences in addition to single flowers, and pomelo is dominated by inflorescences. Citrus fruits usually need pollination and fertilization, but Wenzhou mandarin and navel oranges can bear fruit without fertilization, which is an unisexual result, also known as parthenocarpy.

Fruit

The shape of the fruit is usually flat-round to nearly spherical, the pericarp is very thin and smooth, or thick and rough, light yellow, scarlet or crimson, very or slightly easy to peel off, orange collaterals are many or less, reticulate, easy to separate, usually tender, the central column is large and empty. Thin and full.

Generally speaking, oranges are native, but hybrid oranges are hybrids, generally a hybrid of oranges and oranges, and some have the genes of grapefruit.