Dates of First Grasses


Species 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017
April
Alopecurus pratensis 27.4   4.4   3.5 28.3 12.5 27.4 16.5 24.4 23.4 28.4   3.4 19.4 11.4 15.4
May
Ochlopoa annua 10.5 16.5 16.5 17.4   8.5 30.4 30.4 24.4 25.4 20.4   4.4 13.4 12.4 15.5
Poa pratensis ?   4.6   4.6   2.5 14.5 16.5 27.5   5.5 10.5 20.5 27.4 13.5   9.5 15.5
Bromus racemosus 12.5 ? 14.5 24.4   8.5 27.4 16.5   2.5   8.5 19.5 25.4   7.5 10.5 16.5
Dactylis glomerata 20.5 23.5 14.5   2.5 17.5   9.5 27.5   5.5 19.5 18.5 17.4 13.5 19.5 16.5
Anthoxanthum odoratum   9.5 15.5 15.5 17.4 11.5   9.5   5.5   6.5 10.5 19.5 23.4   9.5   7.5 17.5
Poa nemoralis 11.5 18.5 15.5 22.5 26.5 25.5 28.5 18.5 24.5 10.6 14.5 27.5 19.5 20.5
Avenella flexuosa 28.6   1.6   2.6   2.5 13.5 25.5   3.6   9.5 22.5   1.6 16.5 21.5 27.5 21.5
Lolium perenne   3.6 29.5   2.6   1.5 20.5 23.5 14.6 18.5 24.5 13.6 14.5 15.5 24.5 23.5
Holcus lanatus ? 27.5   2.6 12.5 14.5 24.5 ? 13.5 17.6 ? 14.5 28.5 27.5 24.5
Bromus hordeaceus ? 18.5 ? 23.5 25.5 25.5   6.6   9.5 20.5   1.6 14.5   4.6   9.6 25.5
Nardus stricta ? 11.6 ? ? 10.6   9.6 26.6   7.6 ? ? 22.6 26.6 <10.8   25.5
Glyceria fluitans   7.6   1.6   4.6 10.5 13.5   3.6 11.6 21.5 22.5 15.6   5.6 11.6 26.6 26.5
Arrhenatherum elatius ? ?   8.6 ?   9.6 17.6 ? ? 30.6 ? 30.5   7.6 11.6 30.5
June
Milium effusum ? 25.5   3.6 ? ? ? ? ? ? ? ? ? ? ?
Glyceria declinata ? ? ? ? 10.6   4.6 27.6 ? 28.6   8.7 15.6   4.6 ? ?
Drymochloa sylvatica 28.6   8.6 ?   6.6 ? ? ? ? ? ? ? ? ? ?
Alopecurus geniculatus ? ?   9.6 22.6 19.5   4.6 ? ? ? ? ?   9.6 ? ?
Bromopsis inermis 15.6 17.6 ? ?   4.6 13.6 ? ? ? ? ? ? 10.6 ?
Deschampsia cespitosa 16.6 18.6 24.6 12.6   1.6   9.6 13.6   1.6 17.6 18.6 12.6 24.6   9.6 13.6
Phleum pratense ? 13.6 25.6   8.6   8.6   3.6 16.6 30.5 17.6 26.6 15.6 14.6 26.6 14.6
Phalaroides arundinacea 28.6 10.6 20.6 12.6 10.6   9.6   6.7 23.7 25.7   8.7 22.6 26.6 10.7 14.6
Festuca rubra ?   5.6 25.6 19.6 ? ? ? 14.6 ? ? ? ? ? ?
Trisetum flavescens ? ? ? 23.5 16.5 22.5 ? 23.5 27.5 18.6 23.6   7.6   5.6 18.6
Festuca filiformis ? 29.5 ? ? ? ? ? ? ? 19.7 ? ? 22.6
Holcus mollis 11.6   4.6 25.6   3.6   3.6 19.6 16.6 14.5 25.5 15.6 22.6 ? ?
Elytrigia repens   4.7   4.6 25.6 19.6   2.6   3.6 ? ? 24.7   9.7 29.5 25.6 24.6
Calamagrostis arundinacea ? 19.6 ? ? 13.7 ? ? ? ? 26.6 ? ? ?
Molinia caerulea 10.6 12.6 24.6 13.6 10.6 13.6 25.6 17.6   9.6 13.6   9.6 18.6 29.6
July
Cynosurus cristatus   3.6 25.5   2.6 <3.6 <7.6 19.6 ? ?   9.6 13.6 15.6 11.6   4.7
Agrostis stolonifera ? 28.6 ?   7.7 ? ? ? ? ? ? ? ? ?
Poa trivialis 15.6 29.5   2.6 <3.6   4.6 24.6 ? ? ? 10.7 ? ? ?
Agrostis canina ? 28.6 ? <8.7 ? ? ? ? ? 10.7 26.7 18.7 ?
Agrostis capillaris ?   4.7 ?   7.7   9.7 14.7   5.7 10.7   9.7   8.7 16.7   7.7 19.7
Agrostis gigantea 17.7   6.8 18.7 16.7 13.7 15.8 ? ? ? 10.7 ? ? 19.7


Translations

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