About Japanese Holly - How to Grow, Pests and Disease

About Japanese Holly – How to Grow, Pests and Disease

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Do you need shrub plants that can be a fence or to be planted on a fence. If so, then Japanese holly is the best choice. This plant with small green leaves with shiny green is perfect as a shrub that adorns the fence because it grows like a fence.

Besides being beautiful, Japanese holly plants are also very easy to care for. If you want to know more, keep reading this article because we will provide information about Japanese holly plants more detail.

What is Japanese Holly

Japanese holly plants are also called Ilex crenata. It grows into a round bush about 3 to 10 feet wide. The leaves are shiny with green and look like a compact. These plants have slow growth and some are slowing down. The flowers are greenish white with small shapes is the beautiful one.

However, the flowers do not have a fragrant aroma. After blooming in spring, these flowers will turn into green fruit in summer.

Shrubs Japanese holly is almost the same as boxwood plants, it functions as a perfect hedgerow. Japanese holly has a variety of flower colors, so choose the type that pleases you.

How to Grow Japanese Holly

Japanese holly is a flower plant that likes sunlight. So when planting Japanese holly should be in a place or land full of sunlight. Usually, this plant is propagated by cuttings, but most farmers start by buying seedlings from the nursery.

If this plant is planted in the shade, then it will grow long and not bloom well. Japanese holly prefers slightly acidic soil, but it can tolerate soil with a standard pH.

If you plant Japanese holly in cold climates, plant it in an area that is easily protected or protected like under a large tree, or on the edge of a house. Apply moss, or compost in the stem area to increase drainage so that water can run freely. Adding compost can also make the soil more acidic from its basic properties.

Japanese holly needs to be watered every day to maintain soil moisture, but keep it from getting soft. Give organic mulch such as bark flakes or wood saws on the stem about 2-4 cm. This organic mulch is great for plants, besides preventing weeds from growing, it can also maintain soil moisture well.

Japanese holly needs to be in a dry winter, as well as in late autumn, and at any time there is no rainfall and the land is still bare. In winter, wrap the bush with burlap to prevent winter exposure. When it starts in spring, remove the burlap so the plants can grow well.

Japanese holly plants do not need to be pruned in their care. But if you want to prune it, do it in early spring or late winter.

Japanese Holly Care

Japanese holly plants will grow well in areas with good drainage, have a lot of organic matter and light soil. In addition, the pH of the soil should not be too high so as not to experience iron deficiency. Also, Japanese holly does not like soil with high acidity. This plant can tolerate full sunlight, so it can be planted on open land or partially shaded land.

The humidity must always be maintained, it is necessary to run the water regularly. In addition, you can make mulch under the plants to maintain moisture. The best area for planting Japanese holly is zone 6-7 or 8, depending on the cultivar. In the winter, usually the leaves of this plant can be damaged, then choose a variant whose leaves are not hard.

One way to treat Japanese holly is pruning. do regular pruning to stimulate good growth. You can cut the ends of branches to be more rounded or square so that they look attractive aesthetically. For pruning, you can use pruning shears like pruning on boxwood plants.

But if you like the shorter Japanese holly plants, you can choose the type of dwarf “Hetzii”, you do not need to trim this plant because of short growth, just need to trim the tips of the leaves. Usually, its growth is only about 36 inches above the ground.

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Japanese Holly Pests and Disease

What is not pleasant to hear from Japanese Holly plants is the many diseases that can occur. However, protection and control of pests is the best thing to do. So, before buying Japanese holly you should choose a type and variety that is superior, healthy varieties and resistant to disease.

Japanese Holly Pests and Disease

A healthy Japanese Holly can often withstand disease and it is not difficult to get rid of its pests. Among the pests and diseases that can be infected with Japanese Holly are:

1. Leafminers

These are gray and black fly larvae, these pests usually dig up leaves and damage Japanese Holly leaves. This is why black and yellow patches appear on Japanese Holly’s leaves. Plants that are infected should be treated with insecticides. Take the leaves that have been damaged and crush or burn so as not to be infected with other leaves.

2. Mites

The next pest is mites, these are the little relatives of spiders, these animals eat the back of Japanese Holly leaves. This can also cause the leaves to turn yellow and eventually fall off. If it is severe, you usually see a woven spider web in the leaves. To prevent this, grow soapy water or insecticides. You can also eradicate this small spider by using small predators such as ladybugs and predatory mites.

3. Scale

Scale of insects gathered to form a colony on the leaves, causing the appearance of scales on the leaves. What should you do? Scrape off these small scales slowly, or you can also apply insecticide oil in early spring, this will prevent these pests and diseases from coming.

4. Root rot

This is a disease that often occurs in this Japanese. The roots are rotten and black, the disease is in the soil, and there is no medicine that can be used if your plant is infected. If you dig the soil, you will see stems blackening and rot, this disease will cause the plant to die. How to install it: Dig up the roots and pull it out and destroy it so it won’t get infected with other plants.

5. Phytophthora Root Rot

Another disease that may occur is Phytophthora Root Rot. The disease is almost the same as root rot. However, Phytophthora Root Rot can still be prevented by taking good care. Pay attention to dry soil and water when too dry. Do not let planting become moist for a long time because disease can arise. Note that the soil is moist but not wet, if necessary you can make beds to plant Japanese Holly. Pay attention to the sunlight, place the plant in the sun-exposed place perfectly.