After an amazing Centennial Celebration, we are excited to announce that the submission period for abstracts to present at the ISA 2025 Annual International Conference that will be held on 20-22 October 2025 in Ōtautahi Christchurch, New Zealand is open!

As we are preparing for this exciting event, we need your expertise. ISA is seeking proposals from leaders in arboriculture, urban forestry and related fields who want to share their research, best practices, expertise, and passion for the industry with the tree care community.

We are looking for proposals in the following subjects:

• AREA/Researcher’ Presentation on Arboriculture Research
• Climbers’ Corner/Safety
• Legal and Business Issues & Arboriculture
• Soils & Water
• Tree Biology/Tree Biomechanics
• Diagnostics/Plant healthcare (PHC)/Tree Pests & Disease
• Tree Risk Assessment
• Urban Forestry
• Standards and Best Management Practices
• Utility Arboriculture/Utility Arborist Association
• Indigenous Tree Care Practices

Submissions are open until 6 January 2025. Submit your abstract today!