Photinia is an evergreen tree of Photinia of Rosaceae. The branches are brown and gray; Scales are brown and hairless; The leaves are leathery, and the shape of the leaves is rectangular, obovate or obovate. Petals white, suborbicular; The fruit is red, spherical, and then brownish purple; The seeds are smooth brown oval. Flowering in April-May; The fruiting period is 10 month.
Photinia is native to the southern slope of Qinling Mountains in Shaanxi, southern Gansu and the provinces south of Huaihe River Basin. I like warm and humid climate, I like light, I have a little tolerance for shade, and I can withstand short-term low temperature of-15℃. The requirements for soil are not strict, and it is better to use fertile, moist, deep soil layer, well-drained and slightly acidic sandy soil. Propagation methods include seed propagation and cutting propagation.
Cutting method of heather
Cutting can be done in rainy season. Select the semi-lignified shoots of the current year, cut them into 10- 12 cm long, 1 leaf, 1 bud segment, and cut off 1/3 leaves. The cutting adopts a flat incision, and the incision should be smooth to prevent the epidermis and xylem from tearing and forming new wounds.
Take 6 grams of Gymboree Rooting Agent, add 30 ml of alcohol to dissolve it, then add 60 ml of 50% warm water, 65438+ 0.4 kg of clean water, 5 kg of yellow mud, etc. Stir it into paste, bundle the cuttings into small bundles and dip them in rooting agent mud.
The row spacing of cuttings is 4cm× 6cm, and the depth is 2/3 of the depth of cuttings. It should be treated with chemicals as it is inserted, watered immediately after it is inserted, sprayed with mixed solution of carbendazim and zinc 1000 times, immediately set up a small arch shed, covered with plastic film, sealed all around, and covered with sunshade net with light transmittance of 50% next to the film. You can also take one-year-old mature branches for cutting in early spring.