How to Grow Fatsia Japonica Flowers - Plant Care & Tips

By NorwichGardener Team   /   2024

Fatsia japonica flowers is an ornamental plant that is native to Japan. The plant has large, dark green leaves and white flowers that bloom in the fall. The plant is commonly used as a houseplant or in gardens.

How to Grow Fatsia Japonica Flowers - Plant Care & Tips

Alternative name

  • Japanese aralia
  • false castor oil plant
  • Fatsi
  • Octopus tree
  • tree of a thousand arms

Basic info

  • Fatsia japonica flowers are native to Japan.
  • The flowers are white and have a diameter of about 5 cm.
  • The flowers are borne in clusters of up to 20 blooms.
  • The flowering season of fatsia japonica flowers is from late autumn to early winter.
  • The flowers have a sweet scent that is attractive to bees and other insects.
  • The fruits of fatsia japonica are black berries that are about 1 cm in diameter.
  • The berries are poisonous to humans but are eaten by birds.
  • Fatsia japonica flowers are used in traditional Japanese medicine.
  • The leaves of fatsia japonica are used as a food wrap in Japan.
  • Fatsia japonica is a popular ornamental plant in gardens and parks.

Related plant:
Fatsia Polycarpa Green Fingers

How to Grow

  1. For fatsia japonica flowers, first step is to choose a spot in your garden that gets partial to full sun.
  2. Next, use a spade to dig a hole that’s twice the width and depth of the plant’s root ball.
  3. Once the hole is dug, place the plant in the hole and backfill it with soil.
  4. Water the plant deeply so that the soil is evenly moistened.
  5. Fertilize the plant with a slow-release fertilizer designed for flowering plants.
  6. Depending on the size of your plant, you may need to stake it to help keep it upright.
  7. Once the plant is established, deadhead spent blooms regularly to encourage new growth.
  8. When the plant is finished blooming, cut it back by one-third to one-half to encourage bushy growth.
  9. Fatsia japonica flowers are typically pest- and disease-free, but watch out for scale, aphids, and mealybugs.
  10. Enjoy the beauty of your fatsia japonica flowers all season long!

Related plant:
Fatsia

Soil Condition

About soil condition, Fatsia japonica flowers prefer humus-rich, well-drained soils, but they are also tolerant of poor soils and heavy clay soils. They cannot tolerate dry soils. They can be found growing in both sun and shade, but they prefer partial shade.

Light condition

Like the other flowers, fatsia japonica flowers need sunlight to grow and thrive. They should be planted in an area of the garden that receives full sun for at least six hours a day. If you live in a climate with very hot summers, it's best to plant them in a spot that gets some afternoon shade.

Ideal Temperature

The temperature condition that is best for fatsia japonica flowers is a cool, moist environment. The soil should be kept moist, but not soggy. A cool location will help to keep the leaves from wilting.

Ideal Humidity

Ideal humidity condition for this plant is 50-70%. If the humidity drops below 50%, the leaves may start to turn brown and curl up. If the humidity goes above 70%, the leaves may start to turn yellow and drop off.

Fertilizing

Mentioning fertilizer, this family of plant does best with an organic fertilizer, something with a low nitrogen content. When you're ready to plant, find a spot for your Fatsia that has well-draining soil and is in part to full sun. Fatsia also doesn't mind a little bit of shade, especially during the hottest part of the day. Amend the soil with some compost or other organic matter before planting. Fatsia does best when its roots are allowed to spread, so be generous with the planting hole. Water the plant well after planting and keep the soil moist but not soggy until it becomes established.

Light requirement

Pruning fatsia japonica flowers is essential to keeping the plant healthy and looking its best. Flowers that are spent or damaged should be cut away, as well as any stems that are crowding or rubbing against other stems. This will promote air circulation and prevent fungal diseases.

Plant Propagation

Propagation is fairly easy, either from seed or stem cuttings. Sow seed in early spring in a cold frame or under cover. Stem cuttings can be taken in late spring or early summer. The plants can also be easily divided in early spring.

Growth Speed

Usually, the plant growth rate at a medium to fast speed when they are young. However, the growth rate will eventually slow down as the plant matures. The size of a mature fatsia japonica flower can range from 3 to 10 feet tall and wide.

Basic Problems

Common problems for this kind of plant are that the leaves may yellow and the plant may become sparse. Also, the plant may be susceptible to stem and root rot, as well as to aphids, scale, and other pests.

List to Know

  • Do not forget to water your Fatsia regularly, especially during the summer months.
  • Fertilize your plant with a balanced fertilizer every two weeks during the growing season.
  • Place your Fatsia in an area that receives partial shade since it does not tolerate full sun exposure.
  • Protect your plant from strong winds to prevent damage to its leaves.
  • Cut back the plant in late fall or early winter to control its size and shape.
  • Propagate your Fatsia by taking stem cuttings in early summer.
  • Keep an eye out for aphids and other pests which can damage the plant.
  • The leaves of the Fatsia can be used in floral arrangements.
  • This plant is also known as the false castor oil plant or Japanese aralia.
  • The Fatsia is native to Japan and Korea.

Alternative Plants

  • Fatsia
  • Fatsia
  • Fatsia
  • Fatsia
  • Fatsia
  • Fatsia
  • Fatsia
  • Fatsia
  • Fatsia
  • Top 10 Related Fatsia Japonica Pla

Source:
UNF - UNF Landscape - Fatsia japonica - Japanese fatsia
Fatsia japonica (Fatsia) - American University of Beirut
Fatsia - Tree Campus - Shoreline Community College

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Reviewed & Published by Richelle
Submitted by our contributor
Trees Category