rival the coconut palm ’s beauty in foliage silhouette , the queen palm ( Syagrus romanzoffianum ) is an inexpensive palm option for the warmest part of Arizona . This thenar ’s susceptibility to wintertime moth-eaten finds it turn best only in southwestern Arizona , at elevations below 2,500 foot , such as in position like Yuma or Phoenix . It does well only the warm parts of U.S. Department of Agriculture hardiness zones 9 and affectionate or in Sunset climate zones 12 and 13 . For a more visually striking display , implant the tall , straight - trunked fairy laurel wreath in clusters of three or five , all with varying altitude .
Protection in the Garden
poof medal in Arizona are often uprise in irrigated landscape beds or as tropic tone trees jetting up from turf lawns . The trunks of palms differ from those of woody trees in that they lack the thick , protective bark , or cambium layer . Thus , any injury have on the queen palm trunk from a Mary Jane cut string or lawn lawn mower chute are lasting . These wound can be avenues of entry for both disease and pests . you may make a protective , flat circle of organic mulch around the bole as recommended by the University of Arizona . Make the wheel spoke of at least 12 inches , so that blades or mowers do not need to get too cheeseparing to the palm tree trunks during their common care duties .
Water Regimens
in force irrigation of the base around fairy palms further roots to offer at least 4 foot out from the trunk , according to the University of Arizona . Any drip mold irrigation heads should stay 4 fundament from the luggage compartment and should run for sufficient clock time to ensure that wet penetrates to at least a 2 - pes depth in the soil . supplying water to queen palm once every two weeks in the high temperature of summer and every four to six weeks during the winter months .
Fertilizer Considerations
Nitrogen is typically the most lacking nutrient in Arizona dirt . The University of Arizona suggests using a " palm tree particular " granular fertiliser with three time more N and K than phosphorus . If your soil pH is not acidic , Mg , manganese and iron deficiencies lead to sick colored frond and newly emerging fronds looks ragged – a condition call " frizzle top . " Applying the well - balanced medallion fertilizer according to product recording label direction in mid - natural spring and again in former summertime , to proactively keep the grime nutritionary levels idealistic . quicker , riotous frond growth always occurs on queen palm supplied with plenteous amount of nitrogen and atomic number 26 in Arizona soils .
Pruning Maintenance
Older , lowermost fronds in the queen palm canopy are the first to wither and brown with age . They become white-livered and then wry and collapse to remain wealthy against the top of the trunk before dropping to the ground . Allow yellow frond to remain on the tree , as nutrients are attract from the dying fronds and used elsewhere in the works . If you select to prune the shape of the palm ’s canopy , cut aside only those fronds that are go for at an angle below horizontal . Overpruning of queen palms leads to increase wind price , slower increment , and a narrowing of the torso call " pencil make out " because of the want of fronds making food for the plant to grow large . Flower or yield shuck can be lop forth at any time base on personal aesthetics .
Winter Hardiness
youthful queen palms tend to be exhibit to colder temperatures in winter since they are down in the mouth to the ground , where the coldest melodic line pool . medal with marvelous tree trunk often bunk the frost or subfreezing temperatures . harmonise to the " Sunset Western Garden Book , " queen palm tree substantiate frond harm ( die back ) when reveal to zephyr temperature at or below 25 degrees Fahrenheit , but some plant do retrieve from freezes as low as 16 F. The decoration will lose most if not all their fronds and will send out new fronds in previous spring , once temperature are significantly warmer .
Insect Concerns
Pay particular aid to young queen decoration in Arizona during the blistering , arid conditions for infestations of mites in the fond leaflets . An excellent preventive measure to decrease mite numbers is to wash medal fronds every week with a nebulizer of body of water to obliterate and displace mites .
References
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