Iris picture, iris picture, big picture

Iris is a biennial or perennial herb of Viola in Violaceae.

Flowers are usually purple, white and yellow. This species is cold-resistant and likes cold, and its flowering is greatly influenced by light.

Iris is cultivated in parks all over China for viewing.

Iris is suitable for outdoor planting, regardless of flower beds, gardens and potted plants, it is not suitable for indoor planting.

Alias:

Pansy, cat face, face flower, cat face flower.

Growing habits:

Iris is cold-resistant, likes cool, likes sunshine, avoids high temperature and stagnant water, and is cold-resistant and frost-resistant.

The length of sunshine has a great influence on flowering, with poor sunshine and poor flowering; Likes fertile, well-drained neutral loam or clay loam rich in organic matter, with a pH value of 5.4~7.4.

It is a perennial flower, usually planted once every two years.

Disease control:

The common diseases of iris are gray mold and anthracnose, so it is necessary to strengthen ventilation, control planting density, avoid watering, and ventilate after watering.

Clean up withered and aged tissues in time to avoid wounds.

At the early stage of the disease, 50% prochloraz 1000 times solution was sprayed for control.

Main value:

Iris is a common wild flower variety in Europe and is often cultivated in parks. It is the national flower of Iceland and Poland.

Different varieties of iris and other flowers can form a unique early spring landscape; In addition, you can plant plants or decorate balconies, windowsills, steps or decorate living rooms and study rooms, which is quite innovative.