How to Grow White Rose Of Sharon - Plant Care & Tips

By NorwichGardener Team   /   2025

White rose of sharon is a plant that is native to east asia. it is a member of the rose family and has been cultivated for centuries. the plant is named after the biblical figure, sharon. the white rose of sharon is a symbol of purity and innocence.

How to Grow White Rose Of Sharon - Plant Care & Tips

Popular name

  • Althea
  • Hibiscus syriacus
  • Rose of Sharon
  • Tree mallow
  • Lavatera

Basic info

  • The white rose of sharon is a member of the rose family.
  • It is native to Asia, specifically China, Japan, and Korea.
  • The plant can grow to be up to six feet tall.
  • The flowers are white and have five petals.
  • The plant blooms from June to September.
  • The white rose of sharon is also known as the hibiscus syriacus.
  • The plant is hardy and can withstand colder temperatures.
  • The plant is drought-tolerant and does not require a lot of water.
  • The white rose of sharon attracts bees and butterflies.
  • The plant can be propagated by seed, cuttings, or division.

Related plant:
Hydrangea Runaway Bride Snow White

Planting Process

  1. For white rose of sharon, first step is to choose a spot that receives full sun for at least six hours per day.
  2. The second step is to prepare the soil by loosening it with a spade or tiller.
  3. Next, dig a hole twice the width and depth of the plant’s root ball.
  4. Once the hole is dug, mix some compost or organic matter into the back-fill soil.
  5. Now, it is time to plant your white rose of sharon.
  6. Gently remove the plant from its container and carefully loosen the roots.
  7. Place the plant in the hole, making sure that the roots are spread out evenly.
  8. Back-fill the hole with the amended soil and water the plant well.
  9. Apply a 2-inch layer of mulch around the base of the plant, but keep it away from the stem.
  10. Lastly, give your plant a slow, deep watering once a week during its first growing season.

Related plant:
White Butterfly Bush

Soil Condition

About soil condition, the white rose of sharon prefers moist, well-drained soil but can tolerate some drought. It is not particular about soil type, but it will not tolerate wet, mucky soil. In the wild, it is often found in open woodlands, along roadsides, and in other disturbed areas.

Light requirement

Like the other roses, the white rose of sharon (Hibiscus syriacus) requires full sun to partial sun to produce the most flowers. The more sun the better. It's a good idea to give them a little afternoon shade in hotter climates. White rose of sharon will also tolerate some shade, but they may not flower as much.

Good Temperature

The temperature condition of the white rose of sharon is optimal when it is between 65 and 75 degrees Fahrenheit. They can tolerate temperatures as low as 50 degrees Fahrenheit, but they will not bloom if the temperature is below 60 degrees Fahrenheit.

Humidity Aspect

Ideal humidity condition for this plant is 60%. The plant cannot grow in water logged or flooded areas. The leaves will start to drop off if the plant is not getting enough water. If the leaves are wilting, it is an indication that the plant is not getting enough water.

The Fertilizer

The fertilizer, this plant needs, is not demanding. An all-purpose, 10-10-10 fertilizer, applied a couple of times during the growing season, is adequate. Be sure to water the fertilizer in well to avoid root burn.

About light

Pruning may seem like a difficult task, but with a little knowledge it can be easily accomplished. The first step is to identify theCorrect pruning cut. This will ensure that your plant will continue to grow and thrive. Second, choose the appropriate time of year to prune. Each plant has its own specific time when pruning will be most beneficial. Finally, have the proper tools on hand. A sharp pair of shears or pruning saw will make the job much easier. With these steps in mind, you can confidently prune your white rose of sharon. This plant is known for its resilience, so don't be afraid to cut away any dead or damaged branches. Doing so will encourage new growth and keep your plant looking its best.

Plant Propagation

Propagation is typically done through root cuttings taken in late winter. The cuttings should be about 6 inches long and preferably have at least 2-3 buds. They can be planted immediately or stored in moist sand for planting at a later date. Cuttings should be planted in well-drained soil and given plenty of water. Once roots have formed and the plant has established itself, it can be transplanted to its permanent location.

Plant Growth

Usually, the plant growth rate is about 12 to 18 inches (30 to 45 cm) per year. Exceptions are the 'Dwarf Blue' and 'Dwarf White' cultivars that only grow about 6 inches (15 cm) per year. The white rose of sharon is a deciduous shrub that typically grows 6 to 8 feet (1.8 to 2.4 m) tall with a similar spread. It typically matures to an even larger size if left unpruned.

Common Problems

Common problems for this kind of plant plants include leaf spot, powdery mildew, and root rot. These problems are usually caused by too much water or too little sunlight. To prevent these problems, make sure to water your plant regularly and give it plenty of sunlight. If you notice any of these problems, you can try to treat them with fungicide or herbicide.

Basics of Growing

  • Remember to give your plant plenty of space to grow. White rose of sharon can grow up to 6 feet tall and just as wide, so be sure to plant it in an area where it will have room to spread out.
  • Plant white rose of sharon in well-drained soil. This plant does not like to sit in wet, mucky soil, so be sure to choose a spot that will offer good drainage.
  • Full sun is best for white rose of sharon, but it will also do well in partial sun. Just be sure to give it at least 4 hours of sunlight each day.
  • Water your plant regularly, but don’t overdo it. Allow the top few inches of soil to dry out between watering, and then give it a good soaking.
  • Fertilize white rose of sharon once or twice a year with a general purpose fertilizer.
  • Prune your plant in

Related Plants

  • Common rose of sharon
  • White-flowered rose of sharon
  • White-flowered rose of saron
  • White-flowering rose of sharon
  • White-flowering rose of saron
  • White flowers rose of sharon
  • White flowers rose of saron
  • White flowering rose of sharon
  • White flowering rose of saron
  • White arises of sharon

Source:
Rose of Sharon, Shrub Althea (Hibiscus syriacus ) - Selecting …
Rose of Sharon varieties give options for gardens
White Rose Tribute Event 2022 - Holocaust Memorial Resource …

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