JungleDragon is a nature and wildlife community for photographers, travellers and anyone who loves nature. We're genuine, free, ad-free and beautiful.

Galls on Black Walnut (Juglans nigra) - Aceria caulis This tree had a bunch of these galls on them. They were really unique.<br />
<br />
Habitat: Deciduous forest edge<br />
<figure class="photo"><a href="https://www.jungledragon.com/image/91576/galls_on_black_walnut_juglans_nigra_-_aceria_caulis.html" title="Galls on Black Walnut (Juglans nigra) - Aceria caulis"><img src="https://s3.amazonaws.com/media.jungledragon.com/images/3232/91576_thumb.jpg?AWSAccessKeyId=05GMT0V3GWVNE7GGM1R2&Expires=1759968010&Signature=OtHsVikmivrzUEKvzY2Sr78ILn8%3D" width="200" height="150" alt="Galls on Black Walnut (Juglans nigra) - Aceria caulis This tree had a bunch of these galls on them. They were really unique.<br />
<br />
Habitat: Deciduous forest edge<br />
https://www.jungledragon.com/image/91572/galls_on_black_walnut_juglans_nigra_-_aceria_caulis.html<br />
https://www.jungledragon.com/image/91575/galls_on_black_walnut_juglans_nigra_-_aceria_caulis.html Aceria caulis,Geotagged,Summer,United States" /></a></figure><br />
<figure class="photo"><a href="https://www.jungledragon.com/image/91575/galls_on_black_walnut_juglans_nigra_-_aceria_caulis.html" title="Galls on Black Walnut (Juglans nigra) - Aceria caulis"><img src="https://s3.amazonaws.com/media.jungledragon.com/images/3232/91575_thumb.jpg?AWSAccessKeyId=05GMT0V3GWVNE7GGM1R2&Expires=1759968010&Signature=0wfW23oJJ7alwgqnRR1mV9KdFXg%3D" width="128" height="152" alt="Galls on Black Walnut (Juglans nigra) - Aceria caulis This tree had a bunch of these galls on them. They were really unique.<br />
<br />
Habitat: Deciduous forest edge<br />
https://www.jungledragon.com/image/91572/galls_on_black_walnut_juglans_nigra_-_aceria_caulis.html<br />
https://www.jungledragon.com/image/91576/galls_on_black_walnut_juglans_nigra_-_aceria_caulis.html Aceria caulis,Geotagged,Summer,United States" /></a></figure> Aceria,Aceria caulis,Geotagged,Juglans,Juglans nigra,Summer,United States,black walnut,black walnut gall,gall mite,mite

Galls on Black Walnut (Juglans nigra) - Aceria caulis

This tree had a bunch of these galls on them. They were really unique.

Habitat: Deciduous forest edge

Galls on Black Walnut (Juglans nigra) - Aceria caulis This tree had a bunch of these galls on them. They were really unique.<br />
<br />
Habitat: Deciduous forest edge<br />
https://www.jungledragon.com/image/91572/galls_on_black_walnut_juglans_nigra_-_aceria_caulis.html<br />
https://www.jungledragon.com/image/91575/galls_on_black_walnut_juglans_nigra_-_aceria_caulis.html Aceria caulis,Geotagged,Summer,United States

Galls on Black Walnut (Juglans nigra) - Aceria caulis This tree had a bunch of these galls on them. They were really unique.<br />
<br />
Habitat: Deciduous forest edge<br />
https://www.jungledragon.com/image/91572/galls_on_black_walnut_juglans_nigra_-_aceria_caulis.html<br />
https://www.jungledragon.com/image/91576/galls_on_black_walnut_juglans_nigra_-_aceria_caulis.html Aceria caulis,Geotagged,Summer,United States

comments (4)

Flown Kimmerling

Lion

Beautiful! Posted 5 years ago
1. Christine Young
  
  Lion
  
  Thanks! And, they had a really fuzzy texture. Posted 5 years ago

Ferdy Christant

Lion

They look huge, would hardly recognize them as a gall! Posted 5 years ago
1. Christine Young
  
  Lion
  
  They were pretty large, if I remember correctly. I wasn't sure what they were at the time, but was very intrigued. Posted 5 years ago

Sign in or Join in order to comment.

The Black Walnut Petiole Gall Mite

Aceria caulis are mites that cause pubescent galls on black walnut petioles, passing from greenish through pink and crimson to reddish brown.

Info 3 0

Similar species: Endeostigmatan Mites

Species identified by Christine Young

By Christine Young

All rights reserved

Uploaded Mar 26, 2020. Captured Sep 21, 2019 09:23 in 91 Main St, Sharon, CT 06069, USA.

country flag of United States of America

Explore United States of America 39,948 9,641 8

Canon EOS 80D
f/6.3
1/197s
ISO400
100mm

Captured in the summer. More summer photos.

This photo also appears in

Discover more photo collections