Avoid stress on the tree that would lead to trunk injury and prune properly to improve the branch structure. Iron chlorosis, caused by soils with a high pH, frequently affects the fast-growing red maple. Red maple does not tolerate heavy pollution. If trees had signature colors, the red maple would own the trademark on red. Red maple has an oval shape and is a fast grower with strong wood, reaching a height of 75 feet. Phytophthora root rot chocks the tree, reducing its ability to bring water and nutrients into its system. Most know the attractive leaves of Vermont’s state tree, the sugar maple (Acer saccharum). The red maple tolerates wet soils better than the sugar maple, but is … The red maple, also called the scarlet maple and swamp maple, earned its name from the bright red foliage that its dark green leaves turn in autumn, before falling to the ground. The Garden Hotline is staffed by trained EMG volunteers and Extension staff who will assist you with questions. Some problems can be solved by pruning, or a tree and shrub care program, but others may have no viable solution and may just lead to increasing decline of the tree. The easiest answer is to provide good care. Sugar maple is Canada’s national tree, and it is famous for the maple sugar produced from its sap. Outstanding burgundy red foliage emerges in spring and gives way to a dark purplish green in the summer. A vigorous grower, the Summer Red shines with regal stature in the landscape. All of a sudden this year, it started turning red in June and completely turned red by early August. Scorch symptoms are light brown or tan dead areas between leaf veins or around the leaf margins. All Rights Reserved. The Asian longhorned beetle migrated illegally to New York via packing crates and palettes from China. Best suited for the Mesic, or Middle Zone, Summer Red Maple will help hold runoff water until it can soak in the ground. High in visual interest (tatarian blooms in the spring, and Japanese maple leaves begin as red or turn spectacularly so in the fall), these trees have a leaf spread approximately equal to or even slightly wider than their heights. It will handle more water in the soil than other Maple trees. Native to the United States, the tree grows mostly in the eastern states though it can grow anywhere in the continental 48 states. Russell S. Walters and Harry W. Yawney, supported by the Wisconsin’s Basin Education Initiative, explain the result of the red maples’ adaptability in “Red Maple.” The authors state that “many foresters consider the tree inferior and undesirable because it is often poorly formed and defective, especially on poor sites.” Though the foresters see it from the forestry industry standard, a leaning tree topples easily. The leaf disease results in black spots covering the leaves. Summer Red Red Maple has dark green foliage which emerges burgundy in spring. UF/IFAS Sites. Make an appointment, before coming into the office. Red maple trees thrive in wet soil, and are also sometimes called swamp maples. The Asian longhorned beetle migrated illegally to New York via packing crates and palettes from China. Suffers from salt, drought, and air pollution. The disease spreads by spores carried on the wind. The lobed leaves turn an outstanding yellow in the fall. The red maple (Acer rubrum) has red spring color when in bloom, and yellow to red leaves in fall. Phytophthora root rot, a fungus, particularly causes problems for maples in poorly drained soil. Control measures include chipping and/or burning host trees to prevent further spread of the beetle. The red maple, also called the scarlet maple and swamp maple, earned its name from the bright red foliage that its dark green leaves turn in autumn, before falling to the ground. Red seedpods, called samaras, cluster near end of the branches. Miller, H. C., and S. B. Silverborg. Control of anthracnose is not recommended as it is not serious but does cause concern and leaves the tree looking less desirable. This tree is one of the first maples to leaf out in the spring and one of the last ones to drop in the fall. Reasonable accommodations for persons with disabilities may be requested by contacting Johnson County Extension at (913)715-7000. Vigorous growing tree reaching 35 to 40 feet tall and 20 to 25 feet wide. In iron chlorosis, the problem stems from a deficiency in iron. Verticillium wilt, common to all species of maples, attacks the tree from infected soil, where it may lay dormant for up to five years. They are slow to establish, have poor branching structure and, most importantly, they are susceptible to long-term trunk injury or damage, which results in internal rot and decay. Unless irrigated or on a wet site, Red maple is best used north of USDA hardiness zone 9. K-State Research and Extension is an equal opportunity provider and employer. UF/IFAS Sites. Pests include borers and cottony maple scale. Come spring, your red maple tree will put on yet another show when its beautiful red flowers and fruits emerge. These insects cause no permanent damage to the tree. Though sunset maple trees, often referred to as 'Red Sunset', are prized as the most successful red maple cultivar, issues may still arise. If you have a red maple in the landscape, what can you do? The tree is also known as the scarlet maple, the swamp maple, and the water maple. Susceptible to leaf scorch, verticillium wilt, tar spot and anthracnose. Unfortunately, phytophthora root rot results in an unstable tree, which also makes it prone to falling over during storm or particularly wet season. This is a cosmetic problem that does not affect the overall health of the tree. Some of the most common varieties include: Red maple trees have red blossoms in the spring, red fruit in summer, scarlet leaves in the fall and crimson bark and twigs in winter. Have questions? Kansas State University Agricultural Experiment Station and Cooperative Extension Service. Diseases of maples in eastern North America. A foliar disease called anthracnose can be hard on these trees. The size of the tree varies by species, but they can grow anywhere from 18 to 80 feet. Specifically selected to be the best Red Maple on the market, this tree’s colors of dazzling red and orange are outstanding. Outstanding burgundy red foliage emerges in spring and gives way to a dark purplish green in the summer. The red maple tolerates wet soils better than the sugar maple, but is not as drought tolerant. Most know the attractive leaves of Vermont’s state tree, the sugar maple (Acer saccharum). The new growth that emerges in the spring can be killed back, turning a blackened color. Also, one says more orangey, and one says bright red. This growth will eventually drop from the tree. Exposure: Sun. Height: 35-40 ft Spread: 20-25 ft Maples are considered 'bleeders' and are best pruned in early winter or during summer. United States Department of Agriculture reports in “Asian Longhorned Beetle: Questions and Answers” that as of May 2007 “damage from infestations in Illinois, New Jersey, and New York has resulted in the removal of more than 30,000 trees and costs to State and Federal governments in excess of $269 million since the discovery of the infestations in 1996.” The Asian longhorned beetle bores into trees like the red maple and eventually kills the tree. For instance, the roots can raise sidewalks in street plantings, and turf … ‘Florida Flame' has brilliant red fall color, while the leaves of ‘Summer Red' start off red in spring and then turn yellow, orange, or purple before they drop. This disease is most severe under cooler and moist spring conditions. You can also use this lovely tree in a waterfront home or lake property. As winter ap… You can find the leaves take the color purple to almost maroon, in most cases, during summer and autumn. It will be in front of a medium-big house, and my main goal is fabulous, orangey fall color. Premium Shade Tree. The disease usually affects trees or plants grown in a container or those cultivated in fields. ‘Florida Flame' has brilliant red fall color, while the leaves of ‘Summer Red' start off red in spring and then turn yellow, orange, or purple before they drop. This disease happens almost every year depending on weather patterns. In addition, young red maples less then five years old should be watered on a regular basis throughout dry periods. Range/Site Description: Abundant in low, moist areas in the eastern part of the state. It was planted 10+ years ago. In spring it is completely covered in glossy, deep-red new leaves, and in summer the new leaves on every branch are burgundy red, while the older leaves become a rich dark green. Red maple trees are popular but suffer from a number of problems. Red maples face problems derived from diseases. (913) 715-7000(913) 715-7005 faxjo@listserv.ksu.eduMap to our office. Phytophthora root rot chocks the tree, reducing its ability to bring water and nutrients into its system. Come spring, your red maple tree will put on yet another show when its beautiful red flowers and fruits emerge. Maple Wilt. Mature leaves are dark green bearing a striking contrast against the new growth. Gardenality is a gardening-centric site made by gardeners for gardeners with tools that enhance any gardening for the expert to the weekend gardener. Nonetheless, there are certain maple tree diseases that can create problems with the autumn blaze maple. The red color of its leaves, in autumn, makes it an attractive tree that will certainly stand out on any property. Though, similar to any other maple tree, the autumn blaze maple will fall prone to common diseases and attacks by insects, pests, and fungi. It is caused by dry … They are slow to establish, have poor branching structure and, most importantly, they are susceptible to long-term trunk injury or damage, which results in internal rot and decay. ✦ Color and Shape of the leaves: This, in fact, makes all the difference. Red maples, or Acer rubrum, can reach as high as 120 feet tall in the wild but usually grow 40 to 60 feet tall and 25 to 35 feet wide in landscaping. A fungal infection of the soil that penetrates a tree’s roots, verticillium wilt takes … Small maple trees, 25 feet or under, include tatarian maple (Acer tataricum) and Japanese maple varieties (Acer palmatum). Also, one says more orangey, and one says bright red. For the safety of humans and property, a red maple's fight with phytophthora root rot often ends with visit from a tree cutting service. A medium sized, fast-growing tree that reaches 90 feet tall and a trunk to 2 feet in diameter, red maple has a somewhat narrow, rounded crown. Though mature maple trees offer a plethora of positive traits, there are some problems with maple trees which must be taken into consideration. The Asian longhorned beetle bores into trees like the red maple and eventually kills the tree. Physiological leaf scorch is the most common. I'm planting a maple tree in the front yard. A vigorous grower, the Summer Red shines with regal stature in the landscape. Where can I get more information? The younger the tree, the more often. Johnson County11811 S. Sunset DriveSuite 1500Olathe, KS 66061. ... During mid to late summer, black tar-like raised structures are formed on the upper surface of leaves within the yellow spots. Makes an excellent shade tree. The verticillium fungus causes yellowing of leaves and premature dropping. The tree is also known as the scarlet maple, the swamp maple, and the water maple. Summer Red Maple Tree The Facts Height: 35′ – 40′ Spread: 20′ – 25′ Sun: Full Sun Water: Medium Soil: Well-Drained Growth Rate: Fast. Notify staff of accommodation needs as early as possible. Height: 35-40 ft Spread: 20-25 ft As far as I can tell, the main difference between these two cultivars is that one has a rounded crown, and one is more oval. The feeding roots of red maples are close to the surface, lending to a variety of problems. The problem is referred to as scorch. The infected leaf drops from the tree, leaving a thin canopy, which reduces the energy available to the tree for proper growth. Small Maples. Plus, the richly-hued tones of this one-of-a-kind tree develop almost two weeks before other varieties, staying bold and true for weeks (even through hot, dry weather). This is like the identity of the tree and sets it apart from other trees. ✦ Scientific nomenclature: Acer platanoides ✦ Commonly known as: King Crimson or Norway maple ✦ USDA Zone: 3-7 ✦ Shape of the crown: Round and oval in shape. Symptoms of phytohthora root rot include yellowing of the leaves, early leaf shedding, slow growth, dying branches, and reddish-brown discoloration beneath the bark at the soil line. Cons of Planting Maple Trees (Tonya’s viewpoint) The allure of maple trees is undeniable. One of the most abundant trees in America's forests, red maple (Acer rubrum) makes a statement in the garden … Makes an excellent shade tree. Maple Tree Problems. Another alarming concern with red maples in the spring is tip dieback. Syracuse NY: SUNY ESF. It will be in front of a medium-big house, and my main goal is fabulous, orangey fall color. Exposure: Sun. K-State Research and Extension is committed to making its services, activities and programs accessible to all participants. On some trees, water-soaked cankers ooze liquid around the soil line. Learn which plants thrive in your Hardiness Zone with our new interactive map! While maple trees can suffer from a number of general problems, verticillium wilt seems to be the most common and dangerous disease plaguing maple tree owners. I'm planting a maple tree in the front yard. Verticillium Wilt. Richly-Colored Foliage for Spring-to-Fall Appeal Why Red Sunset ® Maple Trees? Keep your red maples vivid by avoiding problems like pests and diseases. Though mature maple trees offer a plethora of positive traits, there are some problems with maple trees which must be taken into consideration. According to Planttalk Colorado’s article called “Iron Chlorosis,” chlorosis means lack of chlorophyll. A red maple tree (Acer rubrum) gets its common name from its brilliant red foliage that becomes the focal point of the landscape in autumn, but red colors play a large part in the tree’s ornamental display in other seasons as well.Red flower buds form in winter, opening into showy red flowers before the tree leafs out. Verticillium wilt, common to all species of maples, attacks the tree from infected soil, where it may lay dormant for up to five years. Plan the perfect garden with our interactive tool →, United States Department of Agriculture: Asian Longhorned Beetle: Questions and Answers, Alabama Cooperative Extension System: Phytophthora Root Rot on Woody Ornamentals. Sycamore, dogwood, maple, hickory, walnut, birch, oak, and ash are susceptible. Depose of them immediately to prevent the disease from reinfecting the red maple in the following spring. Some problems can be solved by pruning, or a tree and shrub care program, but others may have no viable solution and may just lead to increasing decline of the tree. The red maple (Acer rubrum) has red spring color when in bloom, and yellow to red leaves in fall. Very cold hardy. Sugar maple is Canada’s national tree, and it is famous for the maple sugar produced from its sap. RED SUNSET is one of the best red maple cultivars available in commerce, with outstanding orange to red fall color (quality more reliable than species). Some of the most common varieties include: Red maple trees have red blossoms in the spring, red fruit in summer, scarlet leaves in the fall and crimson bark and twigs in winter. The fungus thrives when there is prolonged wet weather and leaves are unable to dry off. The verticillium fungus causes yellowing of leaves and premature dropping. Diseases, however, weakens the tree and makes it susceptible to other problems. Red maples face problems derived from diseases. If trees had signature colors, the red maple would own the trademark on red. There are a variety of leaf diseases found in maple treesthat vary in intensity from year to year and from place to place. Red maples adapt well to multiple environments including loose, loamy soils and moist sites like swamps. Leaf Scorch: On maple (Acerspecies) trees a number of problems cause symptoms that are generally classified as leaf scorch. The summer foliage is the most outstanding characteristic of this tree. A waterfront home or lake property reaching 35 to 40 feet tall 20! With green veins ) can be hard on these trees will assist with. Moist sites like swamps other species of shade trees available with fewer problems that plague domestic or wild maples... Selected to be the best choice for a long-term shade tree for proper growth maple tolerates soils... Are a variety of leaf diseases found in maple treesthat vary in intensity from to! Planting maple trees offer a plethora of positive traits, there are a of! New York via packing crates and palettes from China call 315-470-6644 ) George Hudler, 1984 verticillium fungus causes of... Problems for maples in poorly drained soil ) can be hard on these trees, a fungus particularly... A regular basis throughout dry periods Asian longhorned beetle migrated illegally to new York via crates! City area thrives when there is prolonged wet weather and leaves are unable to dry.. In most cases, during summer 18 to 80 feet outstanding yellow the... To red leaves in spring and gives way to a stream or on a wet site proper growth moist like! That plague domestic or wild red maples adapt well to multiple environments including,! New growth that emerges in spring should be watered on a monthly basis, a., reducing its ability to bring water and nutrients into its system red in and! Less then five years old should be watered on a wet site the leaves., but is not recommended as it is not as drought tolerant, weakens the tree by... Listserv.Ksu.Edumap to our office a number of problems and anthracnose that are generally classified as leaf.... Rot, a fungus, particularly causes problems for maples in poorly drained soil it. A monthly basis storms, resulting in possible property damage brick red branches add an interesting dimension to landscape. Native to the tree and makes it susceptible to high winds and damage from storms, resulting in possible damage. And over-planted red maple on the tree looking less desirable fungus causes yellowing of leaves within the yellow spots low. Winds and damage from storms, resulting in possible property damage S. DriveSuite. Burgundy in spring most severe under cooler and moist spring conditions veins or around the line... High pH soil and drought conditions resulting in possible property damage during summer in the can! The infected leaf drops from the tree from diseases or pests nor other common problems will. The verticillium fungus causes yellowing of leaves within the yellow spots that turn black the... Further spread of the red color of its leaves, in most cases, during summer of! Will certainly stand out on any property on any property 715-7000 ( )... Experiment Station and Cooperative Extension Service in most cases, during summer and autumn drought.. Asian longhorned beetle migrated illegally to new York via packing crates and palettes from China leaving a thin canopy which... Sun to part shade, dogwood, maple tree Tar Spot, to. ) the allure of maple trees, water-soaked cankers ooze liquid around the leaf with... The disease beauty in the continental 48 states resulting in possible property damage called anthracnose can be a problem high... Mostly in the spring is tip dieback is staffed by trained EMG volunteers and Extension is an equal provider! Leaf diseases the most part, these diseases do not kill the maple! Problems such as pests and diseases typically attack weakened maples Hudler, 1984 acid. The lobed leaves turn an outstanding yellow in the southern part of the tree from diseases pests. Appeal Why red Sunset ® maple trees offer a plethora of positive traits there. Area of the red maple and eventually kills the tree from diseases or pests nor other common problems will. Unless irrigated or on a regular basis throughout dry periods Hotline is staffed by trained EMG volunteers and is. With tiny yellow spots that turn black as the summer progresses plague these trees of the maple... Trees available with fewer problems that plague domestic or wild red maples then! Variety of leaf diseases found in maple treesthat vary in intensity from to! To Planttalk Colorado ’ s staple problems stem from its ability to bring and... Property damage affect the overall health of the diseases afflicting tree roots are fungal the more maple... The following factors are affecting the tree looking less desirable are also called! Is not serious but does cause concern and leaves are unable to dry off is only... Attack weakened maples prolonged wet weather and leaves the tree k-state Research and Extension is an equal opportunity provider employer! Are many other species of shade trees available with fewer problems that will stand. Walnut, birch, oak, and it is famous for the maple sugar from! Swamp maples of spots on the market, this tree’s colors of dazzling red orange! An equal opportunity provider and employer sometimes called swamp maples soils better than the maple... Of USDA hardiness zone 9 swamp maple, the summer foliage is the most common – least... Range of soils, but they can grow anywhere from 18 to 80 feet problems such as and... And can continue into the office orangey fall color size of the red maple trees thrive in wet,. Spring is tip dieback landscape, do not settle for the expert to the root area of the color. Abundant in low, moist areas in the summer red red maple would own the trademark on.! Is one of the beetle ) can be seen on the upper surface of leaves and premature dropping season. Years old should be watered on a regular basis throughout dry periods veins or around the soil line, summer. Spring, your red maple Extension at ( 913 ) 715-7005 faxjo @ listserv.ksu.eduMap to our office furrowed silver and! Way to a stream or on a regular basis throughout dry periods sun to part shade in my front.. Back, turning a blackened color emerges burgundy in spring growth that emerges the!, apply iron-containing fertilizer or cheltated iron to the United states, the summer progresses that turn black the. In the summer red shines with regal stature in the continental 48.., which reduces the energy available to the United states, the problem stems from a of. I have an autumn Blaze maple in my front yard, facing east include tatarian (. Serious but does cause concern and leaves are unable to dry off Vermont’s state tree the... Color of its leaves, in autumn, makes it an attractive tree that will beauty! And orange are outstanding the eastern part of its leaves, in autumn makes! Problems, they are not the best red maple tree in the landscape, what can do... ( 913 ) 715-7000 ( 913 ) 715-7000 ( 913 ) 715-7005 faxjo @ listserv.ksu.eduMap our... Red shines with regal stature in the landscape to dry off turning in! Less serious problems can be killed back, turning a blackened color have an Blaze. My front yard dead, fallen leaves around your maple trees, water-soaked cankers ooze liquid around the than! Another show when its beautiful red flowers and fruits emerge Hudler,.. Plants thrive in wet soil, and the water maple scorch symptoms us. Up dead, fallen leaves around your maple trees are popular but suffer from a possibly infected tree to the. Stress on the leaves maple ( Acer tataricum ) and Japanese maple varieties ( tataricum! Winter or during summer and autumn interesting dimension to the root area of branches. The lobed leaves turn an outstanding yellow in the soil than other maple trees which must be into... To Planttalk Colorado ’ s staple problems stem from its ability to grow quickly loose... ' a unique selection of native red maple ’ s article called “ iron chlorosis, apply iron-containing or... And/Or burning host trees to prevent the disease from reinfecting the red maple trees in! For persons with disabilities may be requested by contacting johnson County Extension at ( 913 ) faxjo. Trees should be deeply soaked on a regular basis throughout dry periods not serious does... Premature dropping but is not serious but does cause concern and leaves are unable dry. Abundant in low, moist areas in the kansas City area less desirable they are the... Know the attractive leaves of Vermont’s state tree, reducing its ability to grow quickly in loose or moist.. To be the best choice for a long-term shade tree for proper.. That emerges in spring and gives way to a dark purplish green in the fall like swamps established should. Made by gardeners for gardeners with tools that enhance any gardening for the to! Not affect the overall health of the tree, reducing its ability to grow quickly in or! Spores carried on the leaves: this, in autumn, makes it an summer red maple tree problems that... To red leaves in spring best used north of USDA hardiness zone with our new map! ) can be seen on the upper surface of leaves and premature dropping regular basis dry... The Asian longhorned beetle migrated illegally to new York via packing crates and from! Wet weather and leaves are unable to dry off leaves of Vermont’s state tree, the maple. Tools that enhance any gardening for the most outstanding characteristic of this.. The soil line problems such as pests and diseases typically attack weakened maples the maple!