Typical signs and symptoms include:
- Red or pink eye
- Eye discharge
- Crusty eyes due to discharge, making it difficult to open them
- Chemosis or blistering on the outer surface of the eye
- Decreased vision
- Swelling and pain in eyelids
Full Answer
How do you identify a viburnum?
If the underside of the leaf has black dots your species is Viburnum acerifolium. 2A2. If there are glands (bumps) on petiole (leaf stem) and pubescent (hairs – under magnification) veins on the underside of the leaf, your species is Viburnum opulus.
What do viburnum look like?
Viburnums have two major types of flower heads: flat-topped clusters of flowers that resemble lacecap hydrangeas, and snowball types, with globe- or dome-shape flower clusters. Viburnum flowers range from creamy white to pink. The buds, often shaped like small nuts, are usually attractive as well.
What are the different types of viburnum?
Guelder‑ro...LaurustinusJapanese snowballWayfaring treeSweet viburnumAmerican cranberryb... viburnumViburnum/Lower classifications
How do I know if my Arrowwood is viburnum?
Arrowwood ViburnumViburnum dentatum. A multi-stemmed, rounded shrub with creamy white late spring or early summer flowers. Leaves are lustrous, dark green in summer changing to yellow to glossy red and reddish- purple in the fall. Flowers are followed by ½" blue-black berries that ripen in early fall.
What is the common name for viburnum?
Viburnum opulus, commonly called European cranberry bush, is a highbush cranberry that is native to Europe, Asia and N. Africa.
Is viburnum the same as hydrangea?
The hydrangeas have a much longer bloom period than the viburnums, with blossoms remaining on the shrub for as long as two months. Hydrangeas bloom in spring and may rebloom in fall, while viburnums bloom in summer. Hydrangeas have smaller flower heads that seldom exceed 8 inches (20.5 cm.) in diameter.
Is viburnum a tree or a shrub?
Viburnums can be evergreen or deciduous flowering shrubs or small trees. Many are winter-flowering which can be an enormous aide to small birds and pollinators. Depending on the variety, they can be grown as ornamental shrubs, dense flowering hedging or even small trees.
What does viburnum look like in the winter?
Depending on the variety, the plants overwinter in U.S. Department of Agriculture plant hardiness zones 2 through 9. Many varieties of this plant are known for their dark green foliage turning to red in fall and yellow, red or black fruit persisting through the winter.
Do all viburnums have berries?
Most viburnums have eye-catching berries to top off the pretty flowers and foliage. A few, like the arrowhead viburnum, are grown for their bright blue berries in the fall.
How many viburnum varieties are there?
150 speciesViburnum is the name given to a very diverse and populous group of plants native to North America and Asia. There are over 150 species of viburnum, as well as countless cultivars.
Do all viburnum have flowers?
Most viburnum species only bloom for a few short weeks in the early summer and young viburnums almost always require a few years to establish their root systems before presenting their colorful display. Your mature viburnum needs full sun to bloom at its best and well-draining, acidic soil.
Is arrowwood viburnum invasive?
southern arrowwood: Viburnum dentatum (Dipsacales: Adoxaceae): Invasive Plant Atlas of the United States. Viburnum dentatum L. This map identifies those states that list this species on their invasive species list or law.
Can you eat arrowwood berries?
The dark blue-purple berries of arrow-wood are sour/sweet tasting but have only a thin layer of edible flesh over a large, inedible seed. They taste best as soon as they ripen, making an excellent nibble while hiking in the early fall.
Is viburnum poisonous?
Generally speaking, most varieties of viburnum are non-toxic to humans and animals. The berries of the species (e.g. V. lentago) are edible and can be eaten raw or made for jam.
What does viburnum smell like?
This is a very easily identifiable plant once you get a nose for how it smells. While the flowers have a lem- on scent, some have compared the smell of the leaves to bacon but in my opinion it smells more like burnt rubber. It is also larger when mature than other vi- burnum species and can grow up to 20 feet tall.
Will viburnum grow from cuttings?
Every plant is different, but viburnum can be propagated either by soft or hardwood cuttings. Hardwood will be a bit more difficult to root, while rooting viburnum cuttings taken in mid to late spring, which are softwood cuttings, tend to root much easier.
Is viburnum poisonous to dogs?
Ensure the areas your dog dashes about in are planted up with robust shrubs and established perennials that the dog won't damage or be harmed by. These include: astilbe, hardy geranium (not Pelargonium, which can be toxic to dogs), lavender, ornamental grasses, nepeta, roses and viburnum.
Is a snowball bush a viburnum?
Snowball bush viburnum is a popular and easy-to-grow hybrid shrub with a dense, rounded growth habit. It is highly prized for its large, white spring flowers. The flowers begin apple-green in color, morph into white, and eventually fade to rose color, looking much like hydrangea blossoms.
How tall do viburnum bushes grow?
Viburnums range from 3-foot-tall shrubs to 15-foot-tall trees. Here are some of our favorites. 'Blue Muffin' viburnum is a compact type of Arrowwood viburnum. It gets 4' to 7' tall and produces intense blue fruit in the fall.
How do you prune viburnum?
To shape a viburnum, prune it lightly immediately after flowering. Remove the flower heads and cut back any branches that spoil the shape of the shrub to a pair of newly-sprouted leaves. Remember that removing the flower heads will preclude the formation of fruit, which can be very attractive in many viburnums.
How big do viburnum bushes get?
Viburnums range from 3-foot-tall shrubs to 15-foot-tall trees. Here are some of our favorites. 'Blue Muffin' viburnum is a compact type of Arrowwood viburnum. It gets 4' to 7' tall and produces intense blue fruit in the fall.
Does viburnum lose leaves in winter?
Viburnum shrubs are one of the most popular native plants grown in the United States. The flowering shrubs can be evergreen, semi-evergreen and deciduous. Most types are deciduous, meaning the leaves drop each winter.
Are viburnum fast growing?
Viburnum is a fast growing plant. It can grow anywhere from one foot to two feet per year. Growing to a wide range of heights from just under 3 feet and some species reaching 20 feet tall, spacing is important to consider.
Is viburnum poisonous to dogs?
Ensure the areas your dog dashes about in are planted up with robust shrubs and established perennials that the dog won't damage or be harmed by. These include: astilbe, hardy geranium (not Pelargonium, which can be toxic to dogs), lavender, ornamental grasses, nepeta, roses and viburnum.
What is Viburnum?
Viburnums are a group of large-flowering shrubs, with some varieties reaching up to 20 feet (6 m.). There are both evergreen and deciduous viburnum shrubs. Many have either white or pink blooms in early spring.
What is the color of tea viburnum?
The Tea viburnum is a deciduous species with blue-green foliage. Alleghany viburnum is dark green but occasionally turns purple in fall, remaining throughout winter. Types of viburnums with interesting berry color include those that change as they ripen from green to pink, yellow, or red to blue or black.
What is the best viburnum shrub?
There are also viburnum shrubs that are commonly grown for their fall foliage or berries. Among the best foliage shrubs are Arrowwood and Linden arrowwood, both producing attractive purplish red leaves.
Do you prune a viburnum shrub?
In addition, pruning the shrub should be included with viburnum care. This is normally done for shaping purposes and to remove dead, diseased, or broken branches from the viburnum shrub.
Do viburnums like full sun?
When planting viburnum shrubs, pay attention to the individual needs of the particular species. Most viburnums prefer full sun but many will also tolerate partial shade. While not particularly picky about their growing conditions, they generally prefer fertile, well-draining soil.
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How Much Can a Viburnum Shrub be Trimmed Back?
Typically, viburnum shrubs should be trimmed back about a third of their size each year. Most pruning is done for shaping purposes only. However, old or overgrown shrubs may require some rejuvenation. Thinning out of unsightly branches can help open these shrubs up as well.
Do viburnums need pruning?
On average, viburnum shrubs need relatively little pruning. However, it never hurts to practice occasional viburnum pruning each year to maintain shape and overall beauty.
Do you prune viburnums?
Pruning viburnums is not always necessary but when it is, you want to do it properly. Young shrubs can be pinched to help maintain shape, choosing the most attractive, upright stem and pinching side shoots as needed for appearance.
