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Piers Trehane
Last March marked the 10 years since the death of Piers...
Roderick Cameron | Apr 13, 2021
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Plant Focus

Quercus texana New Madrid acorn
Disentangling the cultivar published as Quercus texana ‘New Madrid’

Oak Open Days, Thorp Perrow Arboretum and Yorkshire Arboretum, UK, July 17-18, 2019

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Shaun Haddock

Published May 2020 in International Oaks No. 31: 125–132


Yorkshire is a convenient destination for those living in Belgium and Holland – there is an overnight car ferry from Rotterdam to Kingston upon Hull, from where a drive of less than two hours took six of the group in two cars to our first venue, Thorp Perrow Arboretum. Eight others participated, from the Czech Republic, France, Germany, and the UK.


Carnaghan, C. 2017a. Oak Open Days. Heanley Farm and Thenford House, United Kingdom, July 17-18, 2016. International Oaks 28: 167-184.

Carnaghan, C. 2017b. Oak Open Days. Gredington Park and Ness Botanic Gardens, United Kingdom, July 11-12, 2015. International Oaks 28: 95-104.

Grimshaw, J., and R. Bayton. 2009. New Trees. Recent Introductions to Cultivation. London: Royal Botanic Gardens Kew.