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Citrus trees are beloved for their juicy and flavorful yield but not so much for their thorny leg . However , these prickle serve various functional use and should not be cut off unless there wo n’t be any risk to the plant life if removed . Still , if you do n’t wish briery citrus plant , there ’s a variety of thornless citrus cultivars that you’re able to opt for .
Common citrous fruit trees with thorns include lemon trees , lime , some orange tree tree , pomelo , tangelo , and Citrus paradisi . The thorns are not poisonous and should not be remove except if they occlude the harvesting of fruits . The thorns protect the plant from herbivores and computer storage water for use during drouth .

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What citrus trees have thorns?
Many multifariousness of citrous fruit trees have thorns . According to the observations of Susan Mahr of the University of Wisconsin , “ Citrus often has irritant at the nodes , peculiarly on new grafts and fruiting Grant Wood ; these can be cut off if desired … ” The thorns are usually prominent while the plant is still young and gradually diminish as the citrus industrial plant matures up .
Here are the common citrus Tree with thorn :
1.Lemon trees
Lemon , botanically denote to asCitrus limon , is an acidulous citrus yield whose tree has spiky prickle on the twig . Meyer lemon is one of the most common , barbellate Citrus limon trees .
2.Limes
Lime ( Citrus aurantifolia ) is a type of citrus tree that has briery arm . burred limes yield more fruit equate to thornless cultivars .
3.Orange trees
get it on for their sweet - flavored fruit , orangish ( Citrus sinensis ) trees typically spy blunt and slender thorns at the Qaeda of the leaves . Orange cultivar with penetrative and longer sticker , such as the trifoliated orange tree ( with two - inch thorn ) , are sleep with to acquire sour - tasting fruits .
4.Grapefruit trees
Most varieties of grapefruits boast miniature , flexile thorns on the twig . Grapefruits inherit their briary trait from pummelo since the flora is a hybrid of pummelo and Caribbean orange .
5.Tangelo trees
Tangelos are a hybrid of mandarin orange and Citrus paradisi . It produces deep orange yield whose flesh is flavorsome and mildly acidic . Tangelos are very prickly .
6.Pomelo trees
Pomelo also referred to as pummelo , is a spiny orange tree diagram that produces yield with a sweet , lemonlike gustatory sensation . However , intercrossed Citrus decumana cultivar may appear to be less bristled than true pomelo trees .
Are citrus thorns poisonous?
Citrus thorns do n’t comprise any toxic compound and , therefore , are n’t poisonous . However , they can still deflate your skin and cause medical hand brake . Citrus tree diagram that have thorns that do n’t diminish even after the tree matures can make it difficult to harvest the fruit from the trees .
Should you remove thorns on citrus trees?
You do n’t have to remove thorns on citrus tree trees as they are n’t poisonous and do n’t pose any important risk . And contrary to vulgar belief , citrus thorns do n’t cause lower yield take . For mostvarieties oflimesand citrus , the spine will naturally dwindle down as the works matures .
Another cause you may desire to keep the pricker on your citrus trees is that they serve a functional design . These sharp bulge are part of citrus plants ’ natural evolution to protect them against herbivoresthat feed on their leaves and fruits . By cutting the thorns off , herbivores like deer wo n’t be discourage and will readily nibble on your citrus industrial plant .
Some varieties of citrus fruit trees also store extra pee in the spike , making them drouth - fearless . Therefore , if you live in arid regions like Arizona and Nevada , you may want to avoid prune the thorns off of your citrus tree .
However , if citrus vulture and drouth are n’t an effect and you ’re more concerned about the possibility of you or your family phallus getting injure by the thorns , you may go ahead and trim off the spine .
Pro tip : It ’s safe to rationalize prickle off of an adult citrus tree than a young citrus tree . Young citrus plant life that are still growing are commonly more vulnerable to mechanical damage andcitrus plant diseaseswhen herbivores nibble on them while mature plants are more probable to recover from this kind of damage .
List of thornless citrus trees
Take note that it ’s rarified to find a citrus Sir Herbert Beerbohm Tree that ’s truly thorn - complimentary . Thus , the term ‘ thornless in this article is used to concern to citrus trees that have significantly fewer spikes than normal .
SEE ALSO : LIME VS gamboge tree : THE DIFFERENCES
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