I would hate to loose this tree and would like to know if you have any suggestion on how I can save it? And yes, it is very restistent to the birch borer. Whitespire birch do have some resistance to bronze birch borer, which is another common problem for birch ( see links about birch below). It seems to tolerate drier soils in its native range. It also tolerates poor soils. White birch trees are popular ornamental trees because of their tall, graceful limbs and their beautiful pale bark. Avoid pruning birches in spring as they are bleeders (will lose quantities of sap). Make sure to plant this tree where soil is likely to remain cool. This disease results in loss of foliage, and also make the trees prone to infestations by insects. It is not recommended for planting south of USDA Zone 7. Our Colorado soils are heavy, tend to have an alkaline pH (above 7.0) and we usually have periods of drought during the season. All Rights Reserved. On my land, I've got lots of paper birch which BTW, is a far superior tree to Whitespire, IMO, and they do just fine. Never remove large branches if you can avoid doing so, and always treat any open wound on your white birch tree with a preventative salve immediately following the injury. Whitespire Birch is a deciduous tree with a distinctive and refined pyramidal form. Skip to main content. It is important to water the tree separately from the lawn to make sure it receives enough water. Birch trees are susceptible to a type of fungal disease called anthracnose, which is characterized by brown spots or patches with irregular margins, on the leaves. However, it does not tolerate dry soils and has shallow roots. Add to Collection. In St. Louis, gray birch is best grown in medium to wet, well-drained, sandy or rocky loams in full sun to part shade. Extension > Garden > Diagnose a problem > What's wrong with my plant? Many other birches are used in landscaping. This cultivar performs best in cool summer climates. Birch trees have wide-spreading crowns that make them good shade trees. Thanks for you help. Generally the tree can resolve this problem on its own if it is getting sufficient iron in the soil. Birch are funny trees in that, when grown in peoples yards, they can seem finicky as to their requirements, while in nature, they get along easily. However, these trees are notoriously short-lived and tend to start "declining" after reaching about 40 or 50 feet in height. Do you water your trees during the winter? Never remove large branches if you can avoid doing so, and always treat any open wound on your white birch tree with a preventative salve immediately following the injury. Add to Cart Wishlist . With snazzy white Birch bark that everybody loves, a Whitespire Birch tree planted in your front yard landscaping will give your home instant curb appeal. They all leaved out this year but one tree's leaves are starting to turning yellow. They tend to be brown or reddish in color, and appear as fall approaches and the leaves begin to senesce. You'll want to buy a product that contains EDDHA iron. Birch trees are loved for their graceful foliage and attractive bark characteristics. Other resistant trees are the hybrids 'Heritage' river birch (Betula nigra 'Heritage') and 'Whitespire Senior' gray birch (Betula populifolia 'Whitespire Senior,' which tends toward white. Copyright Leaf Group Ltd. // Leaf Group Lifestyle. My name is Ron and my email is rfm73@msn.com. Here's more information on fall and winter watering: http://www.ext.colostate.edu/pubs/garden/07211.html I would not fertilize it again; just regular water. Avoid pruning in spring when the sap is running. When To Prune Birch Trees. The link below provides general information about Japanese beetles but also includes a brief list of plants favored by … However, if the tree has serious leaf discoloration and leaf fall, you may need to wait until the leaves fall naturally and then treat the birch with a fungicide to eradicate the problem. Amazon.com : Whitespire Birch : Garden & Outdoor. I planted a whitespire birch 6 years ago quite near my lake. Bloom Time: Mar-Apr. Water it regularly, even in the summer, and especially during fall and winter. The cultivar, 'Whitespire', is best known for its upright form, non-exfoliating white bark, dark green leaves and attractive yellow fall color. Cylindrosporium and Septoria cause small spots with no borders … Whitespire Birch has a nice narrow, pyramidal size and a chalky white bark that looks great all season long. Because birch are shallow-rooted, they prefer a location where the soil remains cool and moist while exposing the canopy to ample sunlight (about 6 hours daily). 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