Why shouldn’t you plant wisteria?
About Wisteria However, this vine is a fast and aggressive grower—often reaching 30+ feet long—and is known to grow quite heavy. Wisteria vines will work their way into any crook or cranny they can reach, so it’s advised not to plant them too near your home. Don’t worry, your wisteria will eventually flower again. If you’re doing construction around a wisteria and have to remove it entirely, cut it at the base and avoid soil compaction around the trunk. Quite frequently new shoots will come up from the old root system if the plant was very vigorous.Regular Pruning: Prune every year to keep the plant in check. Neglected wisteria can become unruly and produce fewer flowers. Avoid Heavy Pruning: Drastic pruning can result in a lack of flowering for several years. Stick to controlled, incremental pruning.Wisteria responds well to hard pruning and you can cut back to just above another branch or even back to the main trunk. Cutting wisteria back hard encourages vigorous new growth and also reduces the need for any fertiliser that year.Invasive wisteria can spread from seeds and stems so be careful to remove all plant material and dispose of it in your garbage not your compost bin. If you do not want to apply herbicide you can still cut the main stem but will need to come back to remove sprouts or dig up and remove the root system.
What is the problem with wisteria?
Wisteria can suffer from root diseases such as honey fungus and Phytophthora root rot. Roots of container plants in particular can suffer damage from vine weevil grubs. Wisteria shouldn’t damage strong foundations because their roots grow mostly down, rather than spreading wide. Standard plants will grow up to 3 foot below the ground, but older, mature plants can grow as deep as 10 feet. Generally, they will turn away or grow around solid obstacles, like foundations.When allowed to spread unchecked, wisteria can even dislodge roof tiles or gutters. And if planted too close to a property, its root system may also begin to interfere with underground drainage or shallow foundations.Cons of Growing Wisteria Eventually, if its vines are not removed, the building foundation can splinter and bow under the pressure. Invasive growth: As mentioned, wisteria is an invasive grower that can quickly strangle native vegetation, quickly shading out plants and killing trees.Wisteria vines can easily grow up to 30 to 40 feet (9 to 12 m) with vines as big as 15 inches (38 cm) in diameter, so controlling wisteria vines is important. Asian wisteria species are also very long-lived, up to 50 years. With 10 feet (3 m) of growth per year, you can have a full-size vine within just a few years.
Is wisteria hard to get rid of?
Wisteria is very difficult to control. If the infestation is of high density, look into professional control. A curtain of climbing wisteria. Wisteria growing in the ground layer. Wisteria should not be planted near buildings, walls, or other structures that they can attach to and damage with their strong root system. It is also not recommended to plant wisteria near other plants that are susceptible to root competition, as wisteria can be quite aggressive in its growth.Yes, the root system of wisteria is very aggressive. Since the wisteria root system is so large and powerful, you should avoid planting wisteria near walls or pathways.Invasive growth: As mentioned, wisteria is an invasive grower that can quickly strangle native vegetation, quickly shading out plants and killing trees. It’s become so invasive that it is devasting some parts of North America.When allowed to spread unchecked, wisteria can even dislodge roof tiles or gutters. And if planted too close to a property, its root system may also begin to interfere with underground drainage or shallow foundations.Mechanical methods are commonly used for wisteria management. For small wisteria infestations, cut climbing or trailing vines as close to the root as possible. Although this may be labor intensive it is a feasible pretreatment for larger infestations or in areas where herbicides cannot be used.
How do you stop wisteria from spreading?
Wisteria needs regular pruning to keep its vigorous growth and overall size under control, but pruning will also improve the flowering display. If left unpruned, wisterias will ramble and grow to immense size, but will not flower as profusely. Summer pruning improves the air circulation through the plant which is beneficial to plant health. It also allows more sunlight to reach the base of the shoots which encourages wood ripening and flower bud formation.Wisteria is a showy, woody vine that blooms in mid-spring and will grow to 10 to 25 feet, depending on the support it is given. There are four species in the genus, three native to eastern Asia and one native to the eastern USA.Grow wisterias in a sunny or semi-shaded site in any moist, well drained soil. Wisteria flower buds can be damaged by hard spring frosts so choose a sheltered position if possible.Wisteria needs to be pruned twice a year to avoid a mass of woody vine and tonnes of foliage. Twice yearly pruning will encourage maximum flowering and improve the overall health of your Wisteria.The following spring, they will leaf out at the normal time, but don’t be surprised if they don’t produce flowers. Wisterias are slow to mature and may not begin flowering until three to five years after planting.
Is the wisteria invasive?
Wisteria is a perennial vine with wonderfully fragrant flowers, often lavender, that grow in clusters, similar to grapes. But the wisteria common throughout the Southeast is actually an invasive from China. Chinese wisteria grows so rapidly that it covers plants, shading out others and even killing trees. The Wisteria is a flowering, woody vine that climbs by twining its stem around any available support. In doing this, they often rob their host trees of sunlight and choke out other plants. If they are allowed to grow on houses, they can cause damage to gutters, downspouts, and similar structures.For a flower as beautiful as it is fragrant, the Blue Moon Wisteria is a gorgeous deciduous vine that adds beauty to any landscape. This type of Wisteria differs from other varieties, blooming up to three times each season in most hardiness zones. Enjoy long-lasting color and an enticing aroma with this plant.These long, delicate flowers are highly fragrant, attracting bees, birds and butterflies and are one of the most elegant flowering vines we have ever seen. Wisteria are perfect for an arbour, pergola, archway or verandah provided they have a very strong frame to climb up.These long, delicate flowers are highly fragrant, attracting bees, birds and butterflies and are one of the most elegant flowering vines we have ever seen. Wisteria are perfect for an arbour, pergola, archway or verandah provided they have a very strong frame to climb up.Why plant American wisteria: Pollinator magnet. Its fragrant, lavender blooms are irresistible to bees, butterflies, and hummingbirds. Low-maintenance beauty.