Research and analysis
H2: Number of additional tree pests and diseases becoming established in England, 2000-09 to 2015-24
Updated 1 December 2025
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| 10_year_period | value |
|---|---|
| 2000-2009 | 7 |
| 2001-2010 | 6 |
| 2002-2011 | 6 |
| 2003-2012 | 6 |
| 2004-2013 | 4 |
| 2005-2014 | 4 |
| 2006-2015 | 4 |
| 2007-2016 | 3 |
| 2008-2017 | 3 |
| 2009-2018 | 4 |
| 2010-2019 | 3 |
| 2011-2020 | 3 |
| 2012-2021 | 3 |
| 2013-2022 | 2 |
| 2014-2023 | 2 |
| 2015-2024 | 3 |