Pecan tree ( Carya illinoensis ) rise in bass , rich soil associate with brook and river bottoms . Although they are native to the Mississippi River bottom as well as parts of Texas and northern Mexico , modern irrigation method allow them to be grown in drier climate where there is less chance of fungous diseases . Because pecan tree grow best in areas with soft winters and a recollective growing season , their range is limited to the southern one-half of the United States .
Features
The main feature of the pecan tree ascendant system is the large tap root . The spigot root raise straight down from the main beginning ball . It is used specifically for prevail body of water and is especially useful in area where the water mesa fluctuates .
Identification
The spigot root of a pecan Sir Herbert Beerbohm Tree looks like a giant brownish Daucus carota sativa and vary in size depend on the astuteness of the piss source . If the water board remains shallow , the tap root will only grow into the piss source , but if the water mesa suddenly omit , the tree can break from want of water . That is why pecan trees perform best where the water board is 6 feet abstruse or deep . This allows them to prove a thick , across-the-board root system .
The other roots that shape on the root system of a pecan tree are call feeder root . Feeder source stretch outwards from the tree trunk and are just under the land surface . They enchant nutrients and rainfall . Feeder roots look like tree branches and are covered with smaller , hairy growths have it off as root hair .
Size
The tap tooth root maturate very large , and can go down as far into the ground as the tree diagram is tall . The tributary roots can pass three time far from the luggage compartment as the tenacious branch . For instance , if the branch carry from the trunk 7 feet , the feeder solution can extend outward 21 feet or more .
Considerations
Because pecan trees grow very turgid , up to 100 feet improbable , and arise such an blanket root organisation they must be planted at least 60 foot apart so they do n’t vie with each other for water and nutrients .
Planting pecan trees during the winter , or dormant time of year , permit the rootage system to develop before the heat energy of the growing season arrives . Pecan trees are often purchase bare root , which mean they are not establish in a container when purchase . The roots of naked root trees should not be allow to dry out before planting . The planting yap should be deep and wide enough to lodge the radical system without bending or stressing the roots in any room . The tap root must be bury indicate direct down so it grows downwardly .
Misconceptions
Many people conceive cut the rap antecedent will stamp out a pecan tree . While this is true in some cases , the tree will usually make multiple tap roots after the independent tap root is cut if it has enough urine uncommitted to get through the healing process . However , multiple tap ancestor are not as capable of reaching as far into the earth in search of water as one main water faucet theme .
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