How to grow Kerria japonica (L.) DC

Written by Maggie

Nov 17 2020

How to grow Kerria japonica (L.) DC

Kerria japonica (L.) DC is a deciduous small shrub of Rosaceae and Rosa genus. Flowering is from April to June, fruiting from June to August. Kerria japonica (L.) DC has two variants, one is Kerria japonica (L.) DC, and the other is white Kerria japonica (L.) DC. Today, let’s learn how to cultivate Kerria japonica (L.) DC!

Kerria japonica (L.) DC picture

Kerria japonica (L.) DC 


Varieties of Kerria japonica (L.) DC:

The common cultivated varieties of Kerria japonica (L.) DC. f. pleniflora (Witte) Rehd have double petals, double petals, many petals, and the corolla is folded into a spherical shape, and the female and stamens are all petalized and cannot be firm. It can bloom many times during the growth period, and it is commonly used in gardens and courtyards. Kerriajaponica(L.) DC. faureo-variegata Rehd, green and yellow leaves.

Kerria japonica (L.) DC

Cultivation of Kerria japonica (L.) DC:

Kerria japonica (L.) DC is native to the southern part of North China. It is also distributed wild in the vast areas of Central and East China and the Qinling Mountains. Iikes warm and humid climatic conditions. It is more shade-tolerant and not tolerant to severe cold. Kerria japonica (L.) DC is planted in unprotected tuyere areas in Beijing, and it is often dried by freezing. If planted in a small courtyard leeward to the sun, Kerria japonica (L.) DC is safe to survive the winter. Kerria japonica (L.) DC has lax requirements on the soil, but intolerant to drought.

Kerria japonica (L.) DC can be reproduced by seeding method for large-scale production, while double-petaled varieties need to use ramet method or cutting seedlings. Cuttings can be used in early April with hard branches as cuttings, or in the rainy season from July to August, cuttings with green branches, make a slotting bed, cover with a film, and a curtain to shade and keep moisturizing. It can take about 40 days to take root and sprout, and then you can plant it separately .

Kerria japonica (L.) DC has beautiful green branches, lush green leaves and golden flowers, which are suitable for beautifying the courtyard. Cultivation and management are simple, and it is best to plant in leeward and sunny, deep, fertile and humid areas. Apply adequately decomposed organic fertilizer when planting seedlings, and then apply compost on both sides of the rhizosphere once a year in winter. Water at the right time during the dry season to keep the soil and environment moist, and pay attention to drainage and flood prevention during the rainy season. Pour enough antifreeze water in winter, and it is best for Beijing to have soil at the base to prevent cold. As Kerria japonica (L.) DC

The branches are dense, and the 3 to 4 year old branches should be removed during the dormant period every 2 to 3 years to promote uniform new branches. Cut off the remaining flowering branches in time after the flowers die, and cut the damaged branches, delicate branches, and diseased branches after winter or early spring to keep the plants well-proportioned and beautiful, with lush leaves and flowers.

Kerria japonica (L.) DC