Department of Energy Argonne National Laboratory Office of Science NEWTON's Homepage NEWTON's Homepage
NEWTON, Ask A Scientist!
NEWTON Home Page NEWTON Teachers Visit Our Archives Ask A Question How To Ask A Question Question of the Week Our Expert Scientists Volunteer at NEWTON! Frequently Asked Questions Referencing NEWTON About NEWTON About Ask A Scientist Education At Argonne Double Pine Cones

Name: Bridger
Status: student
Grade: 4-5
Location: MT
Country: USA
Date: Spring 2012

I found a pinecone that was a double pinecone growing as one pinecone. How does this happen?

Perhaps they are sharing the same stalk (peduncle). The following may be helpful:

Sincerely, Anthony R. Brach, PhD Missouri Botanical Garden c/o Harvard University Herbaria

Click here to return to the Botany Archives

NEWTON is an electronic community for Science, Math, and Computer Science K-12 Educators, sponsored and operated by Argonne National Laboratory's Educational Programs, Andrew Skipor, Ph.D., Head of Educational Programs.

For assistance with NEWTON contact a System Operator (, or at Argonne's Educational Programs

Educational Programs
Building 360
9700 S. Cass Ave.
Argonne, Illinois
60439-4845, USA
Update: June 2012
Weclome To Newton

Argonne National Laboratory