Like the other dogwood trees featured in this article, the kousa dogwood is known for its toughness. Why Are Some Of The Leaves On My Crape Myrtle Turning Red With Black Spots? This might mean your planting pot would be 6 to 8 inches or more in diameter than the width of the tree's root ball. Set the soil aside for filling in around the tree roots. Mulching: Kousa dogwood benefit from a layer of mulch to hold in moisture. What Causes Plant Leaves To Burn During Winter & How To Prevent It, How To Control, Kill & Prevent Spurge Weeds In Landscape & Garden Bed Plantings, How To Prevent Or Treat & Control Leaf Spots On Hydrangea Leaves, How To Determine The Number Of Plants Needed To Fill A Planting Area Or Space, How To Make Paw Paw Trees Produce More Fruit, How And When To Prune A Crape Myrtle Tree, How To Plant an Encore Azalea in Garden Beds or Pots. Typically, a Kousa Dogwood tree does not flower until several weeks after the more popular variety of this genus. When you have filled the hole to the halfway point you can soak the soil. This gives the landscaper or gardener a nice option when planning spring flowering trees to ensure a succession of dogwood blooms. When planting in dense clay or other heavy soils it is beneficial to thoroughly mix in some aged compost, bagged top soil, and/or a good planting mix at a 50/50 ratio with the native soil removed from the planting hole. Remove branches during the winter or early spring. Bare root and burlap dogwood trees should be transplanted in late fall or early spring. Mound soil and 1 to 2 cups of compost around roots, but do not compact it down tightly on top of the root-ball. Tamp lightly to remove air pockets. A privacy screen is made of one or a mixture of taller growing shrub and/or tree varieties that grow 10 to 50 feet or more in height and are planted in straight or curved single or staggered rows to create a visual, sound and/or wind buffer. Do not plant deeper than the top of the soil of a potted plant or above the flare of the trunk at the top of the soil line on a balled-and-burlapped tree. The dogwood should still be in a dormant state when you remove branches. The plants need cold temperatures in order to go dormant during the winter. The American Horticulture Society Encyclopedia of Garden Plants; Christopher Brickell and Judith D. Zuk. Before filling your container with the soil mix, we recommend lining the bottom with a porous landscape weed barrier fabric. A graduate of East Carolina University, Kilpatrick writes for national and regional publications. Copyright var date = new Date(); document.write(date.getFullYear()) Wilson Bros Gardens. Pruning: Regular trimming isn’t necessary with Kousa dogwood, but you may want to selectively prune your tree in order to show off the dramatic branches and bark. Trees become established within 6 months to a year for each inch of trunk diameter. Current Sales & Special Offers On Wilson Bros Gardens, How To Care For Outdoor Potted Shrubs Brought Indoors During The Winter, The Most Cold Hardy Eucalyptus Tree Varieties For Growing Outdoors, The Most Cold Hardy Camellia Plants For Growing Outdoors In USDA Zones 6 & 7, The Most Cold Hardy Bamboo Plants For Growing Outdoors, The Most Cold Hardy Azaleas For USDA Zones 5, The Most Cold Hardy Azaleas For Growing in USDA Zone 6. Luminescent kousa dogwood is best viewed at twilight. Although acid soil is best, kousa dogwood grows in soil with a neutral pH level, thriving better than flowering dogwood, (Cornus florida) under these conditions. If you are planting with the root ball higher than ground level taper your soil mixture gradually from the top edge of the root ball to the ground level, as shown in the planting diagram above. Water the tree thoroughly when first set in the hole, and then again after planting. Apply a 1/2" layer of wood chips or sphagnum moss to soil surface for decorative purposes and to help conserve moisture. That said, Chinese dogwoods (, (Scroll down to see planting instructions for containers and pots). When planting in fertile, loamy, well-drained moist soil there is no need for adding a soil amendment. This will keep the drain holes from becoming stopped up with soil. Plants should be grown between 6 and 20 feet apart, depending on the expected size of the mature tree. Why Are The Tips Of The Leaves On My Azaleas Turning Brown or Black? Morning sun with afternoon shade or filtered sun is perfect. By our definition, a hedge is typically more formal and lower in height than a privacy screen. Remove your tree from its pot. But, the leaves appear on the tree in the spring before the blossoms. Prepare a bed for Kousa dogwood. The wider the hole the better. How to Grow Cornus kousa Plants in your Garden Gardener's HQ Guide to Growing Kousa Dogwood / Japanese Kousa. Sometimes referred to as the Chinese dogwood, this Asian cousin to our native flowering dogwood can be used as a specimen plant or in shrub borders. How Far Apart To Space Bamboo Plants For A Hedge Or Privacy Screen? Dig a hole for your flowering dogwood. deep. Fill the pot about one-third full with a good quality commercial potting soil. If you're unsure about the pH of your soil, or whether or not it's suitable for growing dogwood, it's a good idea to test the soil pH in the planting area. Backfill with your potting soil around root ball, tamping as you go, until the level of potting soil is even with the top edge of root ball. When planting taller growing trees in containers, wind is always a factor. To remove your tree from the nursery pot it was growing in, firmly grasp the tree by the base of its trunk and very gently try to lift and remove the root ball from the container. Locate Kousa dogwood where it will receive afternoon shade, if possible. It is sometimes referred to as the Chinese dogwood. Dig a hole about three times the size of the root ball on your sapling, but keep the depth the same. The wider the hole the better. By our definition, a privacy screen is typically less formal and taller in height than a hedge. In most cases, its absence is why trees … After the water drains away, continue to fill the hole with dirt. Before heading out to buy a container take pictures of your home and the surrounding environment. Dogwood trees grow best in an acid to neutral soil ranging from 5.5 to 7.0 on the pH scale. Mulch with organic matter. You can also incorporate low growing, spreading plants in your container planting that will serve as a permanent soil cover. This tree has a shallow root system and needs room to spread and grow. It is a native of Eastern Asia and thus is often referred to as Korean, Japanese, or Chinese Kousa. To raise the pH (make more alkaline) you can add pelletized limestone to the soil. To avoid suffocating your tree, avoid placing any soil on top of the root ball. Pour a small amount of your soil mixture in the bottom of the container. Plan for the natives first, hybrids second, then the Kousa dogwoods for about 4-6 weeks of dogwood blooms. Because Dogwood trees require a well-drained soil, and a soggy soil at any time of year can cause root rot and kill trees, we almost always suggest planting in a raised mound. Mother Nature does a fine job growing them but human gardeners aren't so good at it. The Cornus Kousa looks fairly similar to the flowering dogwood tree variety. However, it is predominantly native to the northern hemisphere The dogwood tree should be planted at the same depth that it was planted in its nursery container. As the mulch decomposes it will add vital nutrients to the soil that your tree will appreciate. Step 1. In the meantime, however, a better option might be the Kousa dogwood (Cornus kousa), which has better resistance to anthracnose and moderate resistance to powdery mildew.Unlike C. florida, Kousa dogwood "flowers" after the leaves appear, so you don't get that fairyland burst of white that's so welcome on an early spring day. A faster rate, such as in loose, sandy soil, may signal potentially dry site conditions and the need to amend the soil with top soil, peat moss or other organic matter that will help to retain moisture. Remove strings and clamps from a balled-and-burlapped tree. A slower rate indicates poor draining soil and is a caution you need to improve drainage, plant in a raised mound or bed, or look for a tree species more tolerant of wet or boggy conditions. Avoid installing mulch at a depth more than 2 inches. Water thoroughly until water starts to drain from the holes in the bottom of the container. 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