How to Grow Smithiantha - Planting & Caring

By Sharon & Team   /   Herbaceous Category   /   2022

Smithiantha, also known as tuberous begonia, is a rhizomatous perennial plant that is native to Central and South America. The plant has large, glossy green leaves and produces colorful flowers in shades of pink, red, and white. Smithiantha is a popular choice for gardens and container plantings.

How to Grow Smithiantha - Planting & Caring

Growing Easiness

Is it easy to grow Smithiantha plant? Although it's not the easiest plant to grow, it is possible to get it to thrive in the right conditions. It requires bright, indirect light and moist, well-drained soil. If the conditions are right, it will produce beautiful, long-lasting flowers.

Plant Size

How big can it be? The Smithiantha plant is a small to medium sized plant that typically grows to be between 2 and 30 centimeters in height. This plant is known to be a good choice for those looking for an ornamental plant that does not require a lot of space.

Growth Rate

How fast is the growth? Sometimes, when given the opportunity, a Smithiantha plant will grow to be quite tall. When left to its own devices, it will often reach a height of 12 feet or more.

Smithiantha Basic Knowledge

Plant Form Herbaceous
Family Gesneriaceae
Origin Mexico

Lifespan, Perennial or Annuals

How long is the lifespan? Eventually, every plant comes to an end of its natural life. The Smithiantha plant is no different. However, with the proper care, this plant can last for several years. The key to a long lifespan for this plant is to carefully observe wintering conditions. By taking extra care of the plant during the winter months, you can extend its life significantly.

Ideal Temperature

What is the ideal temperature? Although it is a tropical plant, it can tolerate some cold weather. The ideal temperature for Smithiantha is 68-77 degrees Fahrenheit in the summer and no higher than 53.6 degrees Fahrenheit in the winter.


What about the humidity? When growing Smithiantha, the plant humidity should be high, no less than 60%. The best way to provide the required amount of humidity is to put the pot in a tray with wet pebbles. Do not spray the leaves of the plant as this can lead to fungal diseases.

Light Requirement

What amount of light this plant needed? known as the "painter's palette plant", it is a member of the Gesneriaceae family. It is a tuberous, herbaceous perennial that is native to Mexico. The leaves are broadly ovate, and the flowers are yellow, orange, or red. The plant prefers scattered light and easy to make shade. It is suitable for east and west windows or can be grown at a distance of 1-2 m from the southern window.

Soil Composition

What is good soil for Smithiantha? The Smithiantha plant is a native to the tropical Americas. It is a herbaceous plant that can grow up to 1.5 meters in height. The leaves are ovate-shaped and the flowers are white or pink in color. The plant prefers well-drained, sandy soils and can tolerate some drought.

Watering Time

How much I must water Smithiantha? Because it's a tropical plant, it needs lots of water to survive and thrive. During flowering, water it about 2 times a week, allowing the soil to dry out slightly to a depth of 1 cm in between waterings. Overflowing is dangerous, so be careful not to water it too much. In summer, you can water it by immersing the pot in a container of water. Use only soft water. Before and after flowering, water it more temperately, allowing the soil to dry out a bit between waterings. At the end of summer, reduce watering. When the plant enters a state of rest, stop watering it and keep the rhizomes dry.

Fertilizing and Nutritient

About fertilizer. The Smithiantha is a plant that is native to Brazil. It has long, dark green leaves and white flowers. The plant grows in full sun to partial shade. It is a low-maintenance plant that does not require much fertilizer. The Smithiantha is an easy plant to grow and is a good choice for beginners.


How to reproduce Smithiantha? Since it is a tropical plant, it is best to propagate it in the spring in a greenhouse (or covered with polyethylene) with a lower heating in a mixture of peat and perlite using heteroauxin. It is practiced reproduction by seeds, which germinate at a temperature not lower than + 77 ° F (for example, by putting on a battery), sprouts dive. Also multiply by dividing rhizomes during transplantation.


Why Smithiantha won't bloom? The plant blooms in the spring with red-orange, pink, and yellow tubular flowers.

Transfer or Repotting

How much I must water Smithiantha? Sometimes, gardeners are faced with the need to replant Smithianth. The best time for this is spring. 2-3 rhizomes are planted in a small pot with a diameter of 15 cm and slightly sprinkled with soil (about 1 cm).

Caring The Smithiantha

How to care the plant? When taking care of Smithiantha, it is important to keep in mind that the plant has a period of rest, during which the shoots die. The nodules should be stored in sand or in dry peat in a dark, cool place.

Pests & Challenges

What is the challenge when caring Smithiantha plant? If the plant is not looked after it can be affected by infestation of aphids, spider mites, mealybugs and whiteflies. Also, possible decay of the neck of the plant from parasitic fungi when kept in conditions of high humidity. When water gets on the leaves, yellow or brown spots form on them. Stains on the leaves can occur when watering with cold water. Yellow heels can also arise from excessive lighting or lack of nutrients in the soil.

Toxic & Poisonous Type

Are Smithiantha poisonous? Sometimes, the plant is called "false jasmine" because of its similarities to the true jasmine plant. The Smithiantha plant is a toxic plant that is sometimes called "false jasmine" because of its similarities to the true jasmine plant. The plant contains a toxic compound that can cause severe gastrointestinal upset if ingested. Symptoms of toxicity include vomiting, diarrhea, and abdominal pain. If you suspect your pet has ingested this plant, please contact your veterinarian immediately.