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Q: 8-28-10 Tree-via There are several trees that have webbing filled with caterpillars at the fork of lower branches and you know that in spring this is caused by Eastern tent capterpillars.You comment that you didn't think Eastern tent caterpillars were a late summer pest. Hansens arborist says your are right that Eastern tent caterpillars are problematic in spring and late summer early fall it is a different type of caterpillar. What name did the arborist give this fall web producing caterpillar?
Q: 08-21-10 Tree-Via Question As you and a Hansen's arborist are walking around your landscape discussing what maintenance ortree removal that should or could be necessary to insure tree health. You notice a vine which wasn't planted sprouting at the base of a tree which is surrounded by mulch and shade perennials. You are informed this is poison ivy which will get bright red in fall and no matter what color if allergic stay away from it. You ask how did poison ivy get started, because there isn't any growing close by so an off shoot from a root, broken stem carried on the fur of an animal that rooted isn't likely. What is other most likely way poison ivy got introduced into your yard?
Q: 08-07-10 Tree-Via Question What is a tree bole?
Q: 07-31-10 Tree-Via Question A Hansen's arborist is evaluating your mature trees for some fall wintertime dead wooding (removal of limbs and branches which no longer produce foliage) this is a natural process and is of no concern. However if dead wooding isn't done there is increased potential for 'dead' branches to be potential sites for insect and or disease problems. A recently purchased 2" caliper tree was planted near-by and you ask how this tree could be pruned to encourage wider more open growth habit. What is the term used by the arborist to describe type of pruning cut needed
Q: 07-24-10 Tree-Via Question A Hansen's arborist is evaluating your landscape and notes large mature trees in a landscape can make a variety of plants struggle. Some of this is related to shade but much of it is related to competition with tree feeder roots. You realize this but still would like to have more sun and moonlight penetrating through the tree canopy for aesthetic reasons. What is the term used to summarize what action the Hansen arborist recommends?
Q: 07-17-10 Tree-Via Question Tree surface rooting aesthetically and physically can be troublesome. Cutting roots isn't advised because of necessary mass balance between above and below ground growth for health and physical stability. Some types of trees are more prone to surface rooting than others. However dense compacted soil, excessive water pooling or standing (natural or irrigated), thick (more than 4") mulch layers can trigger or increase amount of surface roots. Having surface roots enables trees to absorb one essential element for survival, what is this?
Q: 07-03-10 Tree-Via Question Taking a class given by a licensed arborist at Hansen's Tree and Lawn service an attendee asks 'many times pruning advice given includes the terms new wood and old wood, what is the difference'?
Q: 06-19-10 Tree-Via Question You contact a tree service, like Hansens to evaluate your landscapes trees, one in particular that is causing you concern. After an evaluation the arborist notes there is a fungus with visible signs of conk growing on the bark. What is conk?
Q: 06-05-10 Tree-Via Question Purchasing and installing plants can happen this time of year, it will simply require monitoring rainfall amounts in your yard preventing wilting that is drought related 1" of rainfall every week, though 2 weeks a close watch is advised just like in spring or fall. If planting proper hole size (3X diameter -depth so top 10-15% of root ball sits above surrounding ground) no fertilizer in hole but compost works, untangling pot bound root mass, place in hole, if support wires are used make sure tree can sway in wind, cover top of root ball with 1-2" of mulch. Any broken or badly scraped branch / twig should be pruned off at 45 degree angle. Should broken twisted or badly scraped pieces of the root system be pruned off?
Q: 05-29-10 Tree-Via Question Many trees whether planted in residential, commercial or as street trees were selected for their fall color. Official summer is about 3 weeks away, but as temperatures rise and rainfall amounts for this year are still about 2" below normal in conjunction with the fact summer is the most stressful season for plants impacting both vigor and health. Some trees are showing signs of fall coloration even now. Is this pre-mature coloration a concern?
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