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black spots on avocado tree

What would cause black spots on the leaves of a newly planted avocado tree? Just purchased an avocado tree from our local Home Depot and today it has black dots on its leaves. Wondering what might cause this.


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1 Comment To "black spots on avocado tree"

#1 Comment By shelley On 05/06/2015 @ 3:42 am

A photo would aid in my identification but I will give this my best shot. How large are the dots? It is probably insect related and below are pests that would leave black specks/spots/residue:

It could be an avocado lace bug:
[1]
[2]

It could be sooty mold caused by scale or aphids:
[3]
[4]

or thrips:
[5]
[6]

For more information on avocado pests and disease, please visit the following link:
[7]


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URLs in this post:

[1] : http://www.ipm.ucdavis.edu/PMG/P/I-HM-PPER-CO.008.html

[2] : https://www.gardeningknowhow.com/plant-problems/pests/insects/what-are-lace-bugs.htm

[3] : http://www.ipm.ucdavis.edu/PMG/r8101411.html

[4] : https://www.gardeningknowhow.com/plant-problems/disease/how-to-get-rid-of-sooty-mold.htm

[5] : http://cisr.ucr.edu/avocado_thrips.html

[6] : https://www.gardeningknowhow.com/plant-problems/pests/insects/controlling-thrips.htm

[7] : https://www.gardeningknowhow.com/edible/fruits/avocado/avocado-pests-and-diseases.htm

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