How to Grow Pittosporum - Planting & Caring

By Sharon & Team   /   Shrubs Category   /   2023

Pittosporum, also known as pittosporum, is a flowering plant in the family Pittosporaceae. The plant is native to tropical and subtropical regions of the world, including Asia, Africa, and the Pacific Islands. Pittosporum is a popular ornamental plant, grown for its fragrant flowers and attractive foliage. The plant can be grown as a shrub or tree, and is often used as a hedge or screen. Pittosporum is relatively easy to grow and care for, and can be propagated from seed, cuttings, or division.

How to Grow Pittosporum - Planting & Caring

Growing Easiness

Is it easy to grow Pittosporum plant? Common ly known as kohuhu, pittosporum is an easy to grow plant that is part of the Pittosporaceae family. This plant is found in many parts of the world including Australia, New Zealand, and Asia. The pittosporum is a tough plant that can tolerate a wide range of soils and conditions. This evergreen shrub does best in full sun to partial shade and is drought tolerant once established. Pittosporum can be used as a hedge, screen, or specimen plant in the landscape.

Plant Size

How big can it be? The average Pittosporum is about 10 feet (3 meters) high, but they can grow up to 20 feet (6 meters). However, in a pot, they are usually limited to 1 meter in height due to regular pruning.

Growth Rate

How fast is the growth? Because Pittosporum plants are evergreen, they are always green, and they do not lose their leaves. Even so, the stems of Pittosporum are lengthened annually by several centimeters.

Pittosporum Basic Knowledge

Plant Form Shrub
Family Pittosporaceae
Origin China, Japan

Lifespan, Perennial or Annuals

How long is the lifespan? So, the pittosporum lifespan is around 20 to 30 years. However, with the right conditions and care, this plant can last even longer.

Ideal Temperature

What is the ideal temperature? known that in summer it should be grown at a moderate temperature. In winter, pittosporum should be kept in a cool and bright room with a temperature of about 50 ° F. Only in this case, the plant will have normal development and flowering in summer.


What about the humidity? Although it is not so important, it is desirable to spray the plant regularly to remove dust from the leaves.

Light Requirement

What amount of light this plant needed? Since this plant prefers bright light, it is best to place it near a window where it can get direct sunlight for at least a few hours each day. However, too much direct sunlight can cause the leaves to fade or burn, so it is important to find a balance. Pittosporum can also tolerate some shade, but the leaves will become uniformly green if not enough light is provided. It is important to note that in bright light, the leaves of this plant will twist.

Soil Composition

What is good soil for Pittosporum? Eventually, the plant will get big enough that it will need to be moved to a pot or the garden. For the first year or so, ground pittosporum is suitable. It's not very picky about the soil. For a soil of own preparation to take: 1 part peat and 1 part garden soil and one part coarse sand. Good drainage is required.

Watering Time

How much I must water Pittosporum? If you want your Pittosporum to be healthy and happy, make sure you water it regularly and abundantly, especially during the summer months. Once a week should be sufficient, but make sure the soil dries slightly in between waterings. In winter, you can water it a bit less often, about every 8-12 days, but make sure the soil does not dry out completely.

Fertilizing and Nutritient

About fertilizer. The reason to fertilize Pittosporum is to encourage growth and blooming. A light application of balanced fertilizer in spring and summer will help your Pittosporum to grow and bloom. Pittosporum responds well to organic fertilizer, so a monthly application of liquid balanced fertilizer from spring to autumn will give your plant the nutrients it needs to thrive.


How to reproduce Pittosporum? The best time for pittosporum propagation is spring. It can be propagated by semi-hardwood cuttings 8 cm long, taken from the new growth. The cuttings should be taken from the tips of the branches and have 2-3 leaves. It is best to use a rooting hormone on the cuttings before planting. The cuttings should be planted in a mixture of peat and sand at a depth of 1-2 cm. After germination, the young plants need to be pruned, and then the lateral shoots need to be pinched. Pittosporum can also be propagated by seeds, which should be sown in a bowl. The seedlings should be transplanted after the formation of the first pair of leaves.


Why Pittosporum won't bloom? The Pittosporum plant blooms in the spring with white fragrant flowers in corymbose inflorescences. In the room conditions, fruits rarely mature.

Transfer or Repotting

How much I must water Pittosporum? While the plant is young it should be transferred every year to a bigger pot. This is because the root system develops rapidly. However, when the plant reaches adulthood, it will only need the top 5 to 6 cm of soil to be changed annually.

Caring The Pittosporum

How to care the plant? The reason you need to prune the stretched out shoots is because the plant can be used for bonsai. Bonsai is the art of growing miniature trees in containers. The art originated in China and was later developed in Japan. Bonsai is an ancient art form that uses horticultural techniques to produce small trees in containers that mimic the shape and scale of full-size trees.

Pests & Challenges

What is the challenge when caring Pittosporum plant? The plant is very capricious. Affects spider mites, mealybug. The disappearance of the white spots on the leaves variegated varieties may indicate a lack of light or an excess of nitrogen in the soil. Falling of the lower leaves is a natural process that occurs as the plant grows up. The edges of the leaves dry up, the leaves turn yellow and curl from too bright light (mostly in variegated forms). When there is a lack of lighting, the stems are stretched, and the leaves grow shallow and lighten.

Toxic & Poisonous Type

Are Pittosporum poisonous? Sometimes, the Pittosporum plant can be toxic to humans and animals if ingested. The toxicity level of the plant varies depending on the species. Some Pittosporum species are more toxic than others. Symptoms of Pittosporum toxicity include vomiting, diarrhea, and abdominal pain. In severe cases, the plant can cause kidney damage and death.