Traditional Culture Encyclopedia - Photography major - What does the lemon tree look like?

What does the lemon tree look like?

Lemon branches have few or no thorns, tender leaves and flower buds are dark purple-red, wing leaves are wide or narrow, or there are only traces. The leaves are paper-thick, oval or oval, 8- 14 cm long and 4-6 cm wide, with short and sharp tips and obvious blunt teeth at the edges.

Single flowers axillary or rarely clustered; Calyx cup-shaped, 4-5-shallowly toothed; Petals are 1.5-2 cm long, with purple outside and white inside; There are often unisexual flowers, that is, stamens develop and pistils degenerate; Stamens 20-25 or more; Ovary nearly tubular or barrel-shaped, slightly narrow at the top, stigma capitate.

The fruit is ovoid or ovoid, with narrow ends, long and narrow top, mastoid, thick peel, rough, lemon yellow, not easy to peel off, rich in lemon-scented oil spots, petals 8- 1 1, and light yellow juice cells.

Extended data:

Growth habit

Lemon is warm, shade-tolerant, cold-resistant and heat-resistant, and is suitable for cultivation in subtropical areas with warm winter and cool summer. The suitable annual average temperature of lemon is 17- 19℃, the annual effective accumulated temperature (≥ 10℃) is above 5500℃, and the monthly average temperature of 1 is 6-8℃.

The extreme minimum temperature is higher than-3℃; The annual rainfall exceeds 1000 mm and the annual sunshine hours exceed 1000 hours. Lemons are suitable for planting in warm and gentle slopes, deep soil layers and well-drained places;

The optimum soil pH for lemon is between 5.5 and 7.0. Lemon plants grow faster, 3-6 meters high, and need a lot of fertilizer. They germinate, blossom and bear fruit many times a year.