When a person thinks about the Olive Tree, it might be as an ancient image of peace, a tasty fruit used as a sandwich topping or in a salad, or as a versatile kitchen cooking oil. Unless of course you dwell in an location populated by these specific trees, you might not consider about copious amounts of wind-blown, sneeze-inducing pollen but this is what comes to brain for numerous residents of Arizona when they consider of olive trees.
Each individual yr, these trees are dependable for hundreds of cases of allergy symptoms and respiratory complications. Olive trees were 1st planted in Arizona due to the fact, not only do they do perfectly in the scorching desert weather, they include a deluxe really feel to any landscape. Even so, it did not just take extended for Arizonans to know that the small, harmless looking flowers make large amounts of pollen able of provoking serious allergic reactions in individuals who come across them selves close to or downwind of the trees. In addition to the big amounts of pollen, falling fruit covers the ground close to the tree just about every yr and will rot and result in unattractive stains if not proficiently cleaned up.
Arizona used to be identified as a haven for individuals who suffered from seasonal allergy symptoms. The dry, warm dessert air available temporary relief from pollen found in other areas of the United States. Even so, mainly because of to the import of these pollen making unique trees, this is no extended the situation.
When the officers of some counties realized what a dilemma these landscape add-ons were starting to be, they moved to introduce bans on even further planting. The 1st ban was imposed in 1985, and considering that then various counties have joined the movement in opposition to the planting of new olive trees. Whilst this has absolutely served the pollen issues in Arizona, the ban is not point out-large, and it also does not need the removing of present trees. Whilst these implemented bans have absolutely cut down on the dilemma, present trees even now make a copious quantity of allergy laden pollen each individual yr and have the prospective to outlive various generations of Arizona residents. The olive tree has rightfully gained its spot on the listing of the prime 10 longest living trees, with some believed at becoming countless numbers of several years old. The good news is, there are approaches to prevent the trees from making fruit, which cuts down or even cuts out pollen creation.
Olive trees can be sprayed with a compound designed to lessen or even prevent the trees from bearing fruit. No fruit indicates no flowers, no flowers, no pollen. Dependent on both equally the weather and the ailment of the tree, spraying is performed annually in between the months of January and April. Decreasing pollen indicates that Arizona can again develop into a haven for allergy relief. And, when annually spraying can be high priced, so is tree removing and treatment plans for allergy symptoms and other respiratory conditions. Also, spraying is a great compromise for individuals who even now appreciate the aesthetic characteristics of this knotty and unique tree.