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Portage: Hiram Biological Field Station
2017 Data

View year:
Plant Name

 First Bloom

End of Bloom

Date GDD Date GDD
Lenten rose        
Gold Tide forsythia 'Courtasol' 3/29/2017  4/14/2017  13 
Star magnolia 'Royal Star' 4/5/2017  4/19/2017  17 
PJM rhododendron        
Leopardbane 'Magnificum'        
Koreanspice viburnum        
Crabapple 'Coralcole'        
Common lilac 'Charles Joly' 4/21/2017  18  5/19/2017  33 
Chinese Lilac 'Red Rothomagensis' 4/21/2017  18  5/15/2017  27 
Common lilac 'President Grevy' 4/20/2017  18  5/22/2017  36 
Vanhoutte spirea 5/2/2017  25     
Hybrid sage 'May Night'        
False indigo        
Manchurian Lilac 'Miss Kim' 5/15/2017  27     
Potentilla fruticosa 'Abottswood'        
Siberian iris 'Anniversary'        
Perennial geranium 'Nimbus'        
Dianthus gratianopolitanus 'Tiny Rubies'        
Weigela 'Red Prince'        
Arrowwood viburnum 'Ralph Senior'        
Redosier dogwood 5/13/2017  26     
Beardtongue 'Husker Red'        
Bumald spirea 'Goldflame'        
Cutleaf elderberry 'Laciniata'        
Oakleaf hydrangea        
Daylily 'Raspberry Pixie'        
Butterfly weed        
Purple coneflower 'Magnus'        
Bee balm 'Raspberry Wine'        
Rose-of-Sharon 'Blushing Bride'        
Garden phlox 'David'        
Sedum 'Autumn Joy'        
Japanese Anemone 'Honorine Jobert'        
Blue Giant Hyssop(Anise Hyssop)        
White Prairie Clover        
Rattlesnake Master        
Common Boneset        
Sweetscented Joe Pye Weed        
Wild Bergamot        
Clustered Mountainmint        
Pinnate Prairie Coneflower        
Swamp Verbena        
Culver's Root        
Golden Zizia 4/20/2017  18     

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