Photo by John Chapin. Search titles only ... Increasing the growth rate of Blue Spruce. What's new Search. The pineapple-shaped galls greatly stunt the growth of new spruce shoots. It is a little bit slower growing compared to some conifers but is usually long lived. Blue spruce, also known as Colorado spruce, is a conical-shaped evergreen tree with stiff horizontal branches and short stiff needles. Repeated applications of fungicide can usually restore an infected blue spruce back to health. The Blue Spruce (Picea pungens) is also called the Colorado Spruce. Growing in such a harsh environment has made it a tough, hardy tree, which will tolerate drought and is resistant to pests, diseases and particularly to deer, which hate its sharp needles. Blue Spruce has new growth, but drooping. Infuse systemic control sprayed on tree branches. This year the lower limbs on the west side of the tree are drooping. More… B. They appear to be healthy and have new growth on the ends but they are sagging while the other side of the tree is just fine. They'll need extra water in order to recover from transplant shock. Tags: blue spruce droop; allelopath Active Member 10 Years. • Larvae present in late May through June. It was planted a year and a half ago. E. Bradford Walker, Vermont Department of Forests, Parks and Recreation, Bugwood.org. Sawfly damage is seen from about mid-May through July. Of the three Blue Spruce trees, all had the same products applied, two remain green with new growth, only the one is struggling that is pictured. Share All sharing options for: How to Prune Spruce Trees. Repeat for two years in most cases; longer if disease is persistent. Diseased Blue Spruce. Thread starter cmontana; Start date Apr 25, 2005; cmontana. Tall Norway spruce trees warrant the use of ladders, extension poles, or an arborist. New growth typically appears in May. It is most common on Colorado blue spruce. Another very common spruce is the Norway spruce, or Picea abies. When and How to Harvest: Young tips are harvested when they are limey green and tender. Additionally, you should only prune right before new growth in the spring. Remember that you are pruning. Although it is tolerant of most light situations, the more sun you give this tree, the more blue it will become. I have a black hills spruce tree, about 8 feet tall. We'll also give you tips for keeping a blue spruce tree blue. It can be difficult to differentiate between pine, fir, and spruce trees based solely on the bark. The Colorado Blue Spruce's silvery-blue needles are prickly to the touch and have a strong, fresh, piney smell. Some experts say the reason for their decline is due to the fact Colorado blue spruces are not native to the Midwest, but these trees have been successfully grown in this area since the nineteenth century, as evidenced by beautiful mature specimens in yards and public areas. Lookalikes: Spruce spider ... woolly aphids, although they lack cornicles. According to my observations, 3-foot-tall spruce in a new location can form 20-inch-long roots in 30-45 days. They will feed on spruce buds on the fallen branch tips. In nature, these trees are very large, with very dark green needles on gracefully weeping branches. To understand why blue spruce turns green, click here. Be careful if you choose to prune the tree. Replied February 1, 2015, 11:44 AM EST . The Cooley spruce gall adelgid (top image) causes cone-like structures on new growth shaped like a cucumber, while the galls caused by Eastern spruce gall adelgids (bottom image) resemble tiny pineapples. … Picea pungens (Colorado blue spruce) 'Lucretia' The Colorado blue spruce (Picea pungens) ... Their new growth is as showy as any of the spring flowers! Well-timed sprays in the spring can control needle casting diseases if the spruce is currently managed with fungicides after the new growth has expanded to 0.5 to 2.0 inches in length. Eventually, it will kill the tree. Withstands city smoke. There is nothing you can do because squirrels move from tree to tree with property boundaries being of no consequence. More… Austrian Pine A stately vigorous tree with long rich green needles. Its pyramidal shape, foliage color, and wonderful smell make this plant a classic choice for a Christmas tree.Not only are these spruces popular as Christmas trees, but their boughs are also useful in various kinds of Christmas decorations using greenery. You can then see the new length of branches and trim or prune back accordingly to get the right length and look on the tree. At this point I am very concerned for several other spruce trees I planted last fall. Columnar Blue Colorado Spruce is a dense evergreen tree with a strong central leader and a narrowly upright and columnar growth habit. Joined Aug 7, 2003 Messages 25 Location Rochester, NY. Caring for a young tree properly from day one is important in avoiding and preventing disease and dying. Whether you are choosing to treat your infected blue spruce tree, or you have decided to remove and replace it, the proper care plan is crucial. New growth on your plants is a promise of blooms, big beautiful leaves, or, at the very least, an extended lifespan; but when that new growth is wilting or dying, most gardeners panic, not knowing what to do. The new growth is soft and bright blue. Search . Conifers)' started by allelopath, May 30, 2016. I tried a fungicide spray with three applications in as many weeks, but the problem just seemed to get worse so I stopped. Messages: 433 Likes Received: 58 Location: northern New Mexico, USA. Lookalikes: Spruce cones, Cooley and Eastern spruce gall adelgids W. Cranshaw, CSU, Bugwood.org Cooley and Eastern spruce gall adelgids Adelgids are insects, sometimes called woolly aphids, although they lack cornicles. Suddenly you notice that the blue spruce is turning green. Needles on slightly drooping branches are blue all year: brighter with new growth; Lends itself to both specimen or group plantings ; Zone: 3 Height: 15-18 m Spread: 3-6 m × Koster Blue Spruce Growing and Maintenance Tips. Black spruce is hardy in USDA zones 3 through 6. For more on white spruce see “Spruce Wisdom from Alaska” below. When a spruce tree is transplanted, its roots go into shock, which limits their ability to absorb water. Shape it using heading cuts: Hold pruners at a slight angle about inch above a bud that faces the direction in which you want to encourage the new growth. • Usually feeds on needles in open-grown clusters of trees. Generally when spruce,pine or fir trees have damage to "new growth" it indicates one of three things...1)some form of environmental stress-like drought. This time is good because there is no strong sun, and the ground is moist enough. It seem to have been doing well with new growth, but this new growth is drooping, it is not firm. Pinch off the new growth here and there – making sure to not to gather too much in one place. New growth removed by yellow-headed spruce sawfly larvae . Picea pungens 'Gebelle's Golden Spring' Norway Spruce. dropping new growth like the Norway spruce, virtually all tree species are showing a variety of signs of mild to extreme stress and accelerating leaf and needle loss as well as dieback and mortality. Discussion in 'Gymnosperms (incl. Trees demonstrate a wide range of susceptibility, some have many galls which kill the branch and others having few galls which allow for continued branch growth. 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