The planting method of flower-leaf canna how to raise flower-leaf canna

The flower-leaf canna is very chic when listening to the famous word, because its leaves have golden and green stripes, which is also the main basis that distinguishes it from other varieties of canna. Here is a brief introduction to this special canna and how to raise it.

1. What is Canna Canna

Flower-leaf canna is a horticultural variety of canna which is a perennial perennial herb. Short, with stout rhizomes, leaves broadly oval, alternate, with obvious midrib and pinnate lateral veins, inlaid with soil yellow, cream yellow, green and yellow colors. Perennial perennial herb.

Second, the function of flower and leaf canna

1. Ornamental value: flowers and leaves Canna red glowing, bright leaves. It is suitable for group planting in wetlands and flower diameter, or in ponds in small clumps. In addition to embellishment, it can also purify air and water quality. Flower and leaf canna with or without flowers can be watched, whether placed in a single pot or group scenery, can form a pleasant bright spot.

two。 Medicinal value: the rhizomes and flowers of flower canna can be used as medicine, they can clear heat and dampness, calm nerves and reduce blood pressure, and flower canna is of great significance in purifying air. it can absorb not only the main components of automobile exhaust such as sulfur dioxide and hydrogen chloride, but also carbon dioxide, so it is not difficult to understand why flower canna can be seen in many urban green belts.

3. Morphological characteristics of flower and leaf canna.

Is a perennial evergreen tufted herb. The plant is 70-150 cm tall; the rhizome is fleshy. Leaves alternate, long oval-lanceolate, 20-30 cm long and 10-13 m wide. Leathery, golden leaves intermingled with fine green stripes, margin red, entire. Raceme, terminal, with 2-3 branches, flowers orange-red. Florescence: may-November.

4. The growth habits of Canna sativa L.

Its nature likes the climatic conditions of high temperature, high humidity and sufficient sunshine, deep and fertile acid soil, can withstand semi-shade, can not bear barren, avoid drought, fear cold, and the suitable temperature for growth is 23-30 ℃.

5. Culture methods of flower and leaf canna

1. Planting: the propagation of flower-leaf canna is mainly divided into individual plants, which is usually carried out from April to May. Choose high dry land to avoid stagnant water and apply sufficient base fertilizer before planting.

two。 Temperature: if you want to bloom early, dig out the underground stem after the plant withered in December and put it in the greenhouse to sprout with wet sand to keep the temperature at 20-25 degrees Celsius. The rhizome was divided and planted indoors when it was dormant and germinated. When it came out in March, it could blossom 2 months earlier.

3. Topdressing: apply thin manure before flowering, and then topdressing for 2 or 3 times during flowering.

4. Pruning: cut off the residual flowers in time after flowering so as not to consume nutrients and make the new stems come out one after another and blossom continuously.

5. Overwintering: in December, after the aboveground withered, cut off and cover the plant and obstruct the soil in preparation for safe overwintering. Remove the covering material next spring so that the new buds can be unearthed.

VI. reference price of flower and leaf canna

The specifications of flower and leaf canna are about 0.5 yuan for 30cm, 0.6 yuan for 40cm, 1 yuan for 70cm, 2 yuan for 80cm and 5 yuan for 100cm.

Generally speaking, the price of flower and leaf canna is no more than 10 yuan. It is a kind of flower with good quality and low price.

Have you learned how to cultivate flower and leaf canna after reading the above introduction? Generally speaking, domestic flower-leaf canna is not prone to diseases and insect pests. At ordinary times, as long as you are careful not to plant flower-leaf canna too tightly in a pot, you can grow a beautiful pot of flower-and-leaf canna.