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Ashtabula: OARDC Ashtabula Research Station
2009 Data

View year:
Plant Name

 First Bloom

Full Bloom
Date GDD Date GDD
Japanese Anemone 8/14/2009  1653     
Gold Tide forsythia 3/31/2009  42  4/6/2009  54 
Butterfly weed 6/25/2009  776     
'Royal Star' star magnolia 4/16/2009  57  4/17/2009  60 
PJM rhododendron 5/7/2009  210  5/10/2009  234 
False indigo        
Koreanspice viburnum 4/28/2009  155  5/2/2009  179 
Purple coneflower 7/12/2009  1040     
Dianthus gratianopolitanus 'Tiny Rubies' 5/13/2009  247     
Coralburst crabapple 5/7/2009  210  5/13/2009  247 
Leopardbane        
'Charles Joly' common lilac 5/8/2009  224  5/15/2009  265 
'Red Rothomagensis' Chinese Lilac 5/5/2009  194  5/9/2009  232 
Perennial geranium 6/1/2009  450     
Vanhoutte spirea 5/18/2009  280  5/21/2009  319 
Lenten rose 4/5/2009  54     
'Miss Kim' Lilac 5/25/2009  364  6/2/2009  456 
Daylily 6/29/2009  852     
Redosier dogwood 5/25/2009  364  5/27/2009  393 
'Red Prince' weigela 6/1/2009  450  6/8/2009  515 
Siberian iris 6/3/2009  460     
Autumn Jazz® arrowwood viburnum        
Bee balm 7/5/2009  933     
'Goldflame' bumald spirea 6/20/2009  678  6/25/2009  776 
Beardtongue 6/10/2009  540     
'Abottswood' potentilla 5/22/2009  331  6/5/2009  471 
Garden phlox 7/13/2009  1052     
Hybrid sage 5/23/2009  342     
Oakleaf hydrangea 6/26/2009  795  6/26/2009  795 
'Acutiloba' cutleaf elderberry 6/22/2009  711  6/30/2009  867 
Sedum 8/21/2009  1835     
'Blushing Bride' rose-of-Sharon 7/29/2009  1339  8/3/2009  1433 

Comments

Oackleaf hydrangea had only one bloosom.
Autumn Jazz arrowwood viburnum didn't bloom due to insect damage.