Maintenance Landscaping Design

Viburnum juddii is a species of flowering plant in the family Adoxaceae. It is native to southwestern China. The plant is named after American botanist Sereno Watson.

Also called

• Judd viburnum
  
• Judd's viburnum
  
• Viburnum x juddii
  
• Viburnum × juddii
  
• Viburnum juddii var. juddii

Good to Know

• Viburnum juddii is a species of flowering plant in the family Adoxaceae.
  
• It is native to Mexico and Central America.
  
• It was named after botanist Walter T. Judd.
  
• It is an evergreen shrub or small tree growing to 6 m (20 ft) tall.
  
• The leaves are opposite, leathery, elliptical to oblong, 6–12 cm (2–5 in) long and 3–6 cm (1–2 in) broad.
  
• The flowers are white, borne in umbrella-like cymes 5–15 cm (2–6 in) across, each flower about 1 cm (0.4 in) wide.
  
• The fruit is a dark blue drupe 5–8 mm (0.2–0.3 in) diameter.
  
• It is cultivated as an ornamental plant.
  
• It is also used in traditional medicine.
  
• It is considered an invasive species in some areas.

Related plant:
Viburnum Opulus Compactum

Planting Process

1. For viburnum juddii, first step is to find a location where the plant will get good sunlight exposure.
   
2. dig a hole that is twice the size of the plant’s root ball.
   
3. Place the plant in the hole and backfill with soil.
   
4. Water the plant deeply immediately after planting.
   
5. Apply a layer of mulch around the plant, but not touching the plant’s stem.
   
6. Viburnum juddii should be pruned in late winter or early spring, before new growth begins.
   
7. To encourage branching, cut the main stem back to about 6 inches (15 cm) above the ground.
   
8. Fertilize the plant in early spring with a balanced fertilizer.
   
9. Water the plant regularly during the growing season, especially during periods of drought.
   
10. Viburnum juddii is generally pest and disease free, but watch for scale, aphids and leaf spots.

Related plant:
Viburnum Kilimanjaro Sunrise

Soil Requirement

About soil condition, (viburnum juddii) grows in average, well-drained soil, and tolerate a wide range of pH. It also does well in poor soil, as long as it is not waterlogged. This plant is not particular about soil type, but it does best in loamy soils. It is somewhat tolerant of urban pollution.

Light requirement

Like the other viburnums, the Judd viburnum does best in full sun to part sun. It will tolerate some shade, but the more sun it gets the more flowers it will produce. This deciduous shrub is native to the southwestern United States and can be found in areas of Texas, New Mexico, and Arizona.

The Temperature

The temperature conditions that are necessary for the growth of viburnum juddii are rather specific. The plant requires warm temperatures during the day, but cooler temperatures at night. If the temperature is too hot or too cold, the plant will not thrive.

Ideal Humidity

Ideal humidity condition for this plant is around 60%, and it can tolerate a range from 40 to 80%. If the humidity is too low, the leaves may turn brown and drop off. If the humidity is too high, the plant may be susceptible to fungal diseases.

The Fertilizer

Mentioning fertilizer, usually the plant will do just fine with a few composts mixed in with the soil during planting. It is possible to give it an annual dressing of compost in early spring. The important think with Viburnum is not to over water or over fertilize as this can cause root problems.

About light

Pruning should be done in late winter or early spring, before new growth begins. Cut back one-third of the previous year's growth. Viburnum juddii can be aggressive, so pruning is essential to control its size.

The Propagation

Propagation of Viburnum juddii is best accomplished through softwood cuttings taken in late spring or early summer. The cuttings should be taken from young, vigorous shoots that are approximately 6-8 inches in length. Cuttings should be made just below a node and the leaves at the bottom half of the cutting should be removed. The cuttings should be placed in a well-drained media such as sand, perlite, or vermiculite and kept moist. Rooting hormone can be applied to the bottom of the cutting to promote rooting. Cuttings should be placed in a bright, indirect light and the temperature should be kept between 65-75 degrees Fahrenheit. Cuttings should root within 4-6 weeks.

Growth Rate

Usually, the plant growth rate is between 24 to 36 inches per year. juddii has a moderate to fast growth rate, but can vary depending on the growing conditions. It does best in full sun to partial shade and moist, well-drained soil.

Common Problems

Common problems for this kind of plant are powdery mildew, rust, and leaf spot. These can all be controlled with proper fungicide applications. If you see any of these problems on your plant, be sure to treat it right away to prevent further damage.

Growing Tips

• Make sure to plant your Viburnum juddii in an area with full sun to partial shade.
  
• This shrub does best in moist, well-drained soils.
  
• Be sure to mulch around the base of your plant to help retain moisture.
  
• Prune Viburnum juddii shrubs in late winter or early spring.
  
• This shrub can be susceptible to several different diseases, so be sure to monitor your plant carefully.
  
• Aphids can also be a problem for this plant, so be sure to check for them regularly.
  
• Viburnum juddii can be susceptible to Japanese beetles.
  
• This shrub can be affected by powdery mildew, so be sure to monitor your plant carefully.
  
• This plant can also be affected by leaf spot, so be sure to check for this regularly as well.
  

Similar Plants

• Viburnum japonicum
  
• Viburnum japonicum is a species of flowering plant in the family Adoxaceae, native to temperate and subtropical China and Korea. It was described by Carl Peter Thunberg and named after botanist Philip Franz von Siebold. It is a deciduous shrub growing to 4 m (13 ft) tall. The leaves are oval to broadly lanceolate, 9–15 cm (5–9 in) long and 3–7 cm (2–8 in) broad, with an undulate margin. The flowers are produced in corymbs
  
• Viburnum valgum
  
• Viburnum valgum, sometimes known by its synonym Viburnum lantana, is a species of Viburnum, native across Europe and northern Africa from Spain and Morocco to the Urals, and also southwest Asia

Source:
Viburnum × juddii | Gardens
Viburnum x juddii habit: UIPLANTS - University of Illinois Urbana …
Viburnums | North Carolina Cooperative Extension