How to Grow Blackthorn Bush - Plant Care & Tips

By NorwichGardener Team   /   2024

Blackthorn bush is a plant that is found in the northern hemisphere. It is a deciduous shrub that can grow to be six feet tall. The leaves of the blackthorn bush are oblong and have a toothed margin. The flowers of the blackthorn bush are white and grow in clusters. The fruit of the blackthorn bush is a black drupe that is about a half inch in diameter.

How to Grow Blackthorn Bush - Plant Care & Tips

Alternative name

  • Blackthorn
  • Sloe
  • Prunus spinosa
  • Common Hawthorn
  • Crataegus monogyna

Basic info

  • Blackthorn bushes are native to Europe, Asia, and Africa.
  • They are part of the rose family.
  • The blackthorn bush has dark green leaves and white or pink flowers.
  • The fruit of the blackthorn bush is called a sloe and is used to make sloe gin.
  • Blackthorn bushes can grow to be up to four meters tall.
  • Blackthorn bushes are often used as hedges since they are very dense.
  • Blackthorn bushes have sharp thorns which can be up to two cm long.
  • Blackthorn bushes are considered to be lucky in some cultures.
  • In Wales, the blackthorn bush is considered to be the Fairy Tree.
  • The blackthorn bush is the national flower of Ireland.

Planting Process

  1. For blackthorn bush, first step is to choose the right location. The plant prefers full sun to partial shade and well-drained soil.
  2. dig a hole that is twice the width and depth of the plant’s root ball.
  3. Place the plant in the hole and backfill with soil, tamping it down lightly as you go.
  4. Water the plant deeply immediately after planting.
  5. Apply a 2-inch layer of mulch around the plant, keeping it several inches away from the trunk.
  6. Water the blackthorn bush regularly during the first growing season to keep the soil moist but not soggy.
  7. Fertilize the bush in early spring with a balanced fertilizer.
  8. Prune the bush in late winter or early spring to shape it and encourage new growth.
  9. Watch for pests and diseases such as aphids, scale, and powdery mildew. Treat accordingly if necessary.
  10. Enjoy the beautiful flowers and fruit of your blackthorn bush in the summer and fall!

Related plant:
Blackthorn Tree

The Soil

About soil condition, blackthorn bushes prefer well-drained soils that are high in organic matter. They are also tolerant of drought and salt. In terms of soil pH, blackthorn bushes can tolerate a wide range, from acidic to alkaline.

Light requirement

Just like other plants, blackthorn bushes need sunlight to grow and stay healthy. The amount of sunlight a blackthorn bush needs depends on the climate it is growing in. In general, blackthorn bushes need at least six hours of sunlight per day to thrive. If the blackthorn bush is not getting enough sunlight, it will start to yellow and its growth will be stunted.

The Temperature

The temperature condition that is best for the blackthorn bush is one that is cool and moist. This type of environment will help the bush to thrive and produce the most fruit. The bush should also be protected from harsh winds and sunlight.

Humidity Aspect

Ideal humidity condition for this plant is between 40% to 60%. Blackthorn bush can tolerate dry condition but not for long time, it will result the leaves to fall off. If the plant is expose to direct sunlight for more than 6 hours, it will also result the leaves to fall off.

The Fertilizer

The fertilizer, this type of plant food is important for the development of the blackthorn bush. The root system is the primary source of nutrition for the plant. The roots absorb nutrients from the soil and transport them to the rest of the plant. The roots also anchor the plant in the ground and help it to hold on to moisture.

Plant Pruning

Pruning a blackthorn bush is a simple process that can be done in just a few steps. First, identify the areas of the bush that you want to prune. Second, use a sharp pair of pruning shears to make clean cuts on the branches that you want to remove. Finally, dispose of the branches properly.

The Propagation

Propagation is typically done by seed, although blackthorn will also readily sucker from the roots. Seed should be collected from the wild in the fall and sown as soon as possible, as the seed does not store well. Germination can be erratic, so it is best to sow a large number of seeds.Blackthorn can also be propagated by taking root cuttings in the winter.

Growth Rate

Usually, the plant growth rate is about 3 feet per year. Some may grow as much as 6 feet in a year, while others may only grow 1 foot. The bush's growth is greatly influenced by the climate and soil in which it is grown.

Basic Problems

Common problems for this kind of plant are that the leaves may turn yellow and fall off, the fruit may not ripen, and the branches may die back. These problems are usually caused by a lack of sun, water, or nutrients.

Basics of Growing

  • If you're growing blackthorn bush from seed, start them indoors in late winter or early spring.
  • Sow blackthorn bush seeds on the surface of a well-drained seed starting mix, and press them gently into the mix.
  • Keep the seedlings moist until they germinate, which usually takes about two weeks.
  • Transplant the seedlings to individual pots when they have their first true leaves.
  • Grow blackthorn bush seedlings under bright, indirect light until they're ready to be planted outdoors.
  • Choose a planting site for your blackthorn bush that has well-drained soil and full sun.
  • Dig a planting hole that's twice as wide as the root ball of your blackthorn bush.
  • Set the blackthorn bush in the hole so that the top of the root ball is level with the surrounding soil.

Substitution

  • blackthorn
  • Blackthorn
  • black thorn
  • Black Thorn
  • Blackthorn
  • blackthorn
  • Blackthorn
  • blackthorn
  • Blackthorn
  • blackthorn

Source:
Images of the Blackthorn (Prunus spinosa) | Leafsnap: An …
Staff Directory/Contact Info • The Bush School of Government
Bush School Events • The Bush School of Government & Public …

Richelle Author Photo
Reviewed & Published by Richelle
Submitted by our contributor
Trees Category