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MI( IiAI l 1 HOMPSON
<br /> Once an opaque screen of leaves and
<br /> branches, this oak had a quarter of its
<br /> mass removed to reveal the view beyond
<br /> without changing the tree's character
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<br /> +� '' `" alf„4 ' _ '. , Arborist prunes out sucker growth that
<br /> ' ° ' y "; grew after heart' pruning a year earlier.
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<br /> - -** Ropes and experience keep him safe
<br /> these trees are until they move in behind garden, where Mr. Ahlijian opened up a enough to the tree that branches had to be
<br /> one. The white oak's mass —the very view through the tree without hurting the removed to allow construction. At one
<br /> thing that makes it an excellent shade- tree's ability to block wind and screen the point, in fact, Mr. Ahlijian was removing
<br /> maker, windbreak, and classic beauty— house from the street. branches as needed to give builders room
<br /> can also block a nice view. to work. The result is a tree that fits hand
<br /> The way to handle that is not to top; that When the view isn't the issue ... in glove with the site's architecture.
<br /> would just frame the view with a disfig- In landscapes where views aren't para- A few houses away, Mr. and Mrs. Don
<br /> ured tree. mount, oaks can be pruned to make them Tykeson` were concerned that a pair of
<br /> The better solution is to thin. In the pie- fit in more harmoniously with houses built prize old oaks might be damaged by the
<br /> lure above, you see the result of such on the same site. new house construction they planned.
<br /> pruning in Mr. and Mrs. Glenn Cougill's For example. one house was sited close (While Oregon white oaks grow in almost
<br /> any kind of soil, their roots are sensitive to
<br /> - - -2 r any disturbance in the root zone: heavy
<br /> �i: •'?,'63 • ' `' x equipment, paving, and changes in grade
<br /> What can coexist with a white oak? can all do as much damage as cutting
<br /> roots outright.) To protect the root zone
<br /> . 'it e ,l i In contrast to most common garden plants, under their trees, the Tykesons installed a
<br /> r '` Oregon white oaks like it dry. If you put temporary fence around them and had • .: _ y other plants under these trees (oaks don't Mr. Ahlijian guy and remove branches
<br /> „ , ., • .,„,„4: : °. mind the competition), choose varieties that that grew into the space the house would
<br /> . „. ifje • don't need extra water after their first occupy.
<br /> E A,, x s summer, and mulch heavily. With that in
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<br /> + _ •: -4' mind, here's a list of companion plants. Doing the work
<br /> - ' i'" - " i i Bulbs, p erennials, ferns. T blue -e
<br /> , ' _ r - . '�;. .-� Pruning large trees is difficult and daiitn's -
<br /> • , �J si - grass and Pacific Coast iris in mostly sun or
<br /> 4 ° '' light shade; bishop's weed, Erythronium, gerous. Unless you re experienced,
<br /> Ne!leborus joeridus, scilla (Endymion best to leave serious tree work to an arbor -
<br /> ."7:4;.: i t c '-. species), Western sword fern in full shade. ist with a good eye (ask to see examples of
<br /> : • ! •t ' . Ground covers. Creeping St. Johnswort, work already done).
<br /> t -y Y" );D kinnikinnick, and sedums work best in light Pruning can be done at any time of year.
<br /> , o i I�' - shade; English ivy, sweet woodruff, and Winter pruning is recommended by some
<br /> e , !.4 c� vancouveria can take moderate shade. professionals because more branches are
<br /> . '• t t= •• _ � S hrubs. If you use any at all, choose low- visible then. But by pruning when leaves
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<br /> • ' , : 1; �� %, ., . • g rowing ones. For brightest areas, use Russian olive, sweet briar, or prostrate are on the tree, you will minimize later
<br /> •a> e, ;?t j • jun For more shade, try evergreen sucker growth (new shoots that grow
<br /> g .. huckleberry, Oregon grape, salal, and yew. around old tree cuts). 0
<br /> • - ' • ► .L ► M• `'i( •.. SUNSET
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