April 19, 2018

Strawberry Cultivar Trials 2008

North Central Research and Outreach Center, Grand Rapids: S. Yao, K. Mann, & P. Johnson
Department of Horticultural Science, St. Paul: J. Luby & E. Hoover
Horticultural Research Center, Excelsior: D. Bedford, P. Hemstad, J. Elskamp, & L. Miroslawski
West Central Research and Outreach Center, Morris: S. Poppe


Strawberry Cultivar Trial Results for 2008 at the University of Minnesota Horticultural Research Center, Excelsior, Minnesota.

Planting established in 2007.

Cultivar Yield (1000 lb/A) Berry wt (g) % Early Stand (%) Vigor Stand difference (%)
Early season
Annapolis 14.0 12.6 57 73 7.3 10
Honeoye 13.4 12.9 68 57 8.0 7
Itasca 18.8 11.5 64 73 7.7 7
Wendy 9.9 13.0 64 60 7.3 -3
Midseason
Brunswick 17.2 12.8 38 63 7.0 0
Cavendish 13.2 13.1 43 57 6.0 0
Darselect 15.1 13.1 34 67 7.7 10
Glooscap 14.4 9.9 43 70 7.3 10
Jewel 15.6 11.3 34 70 8.0 3
Kent 11.2 10.2 58 53 6.7 3
L’Amour 11.6 11.7 54 67 7.0 0
Mesabi 19.8 11.0 35 73 6.3 10
Late season
Clancy 11.8 13.8 26 70 7.7 -3
Ovation 5.9 12.4 0 57 8.0 -3
Valley Sunset 13.8 17.9 6 73 8.3 7
Winona 10.8 11.1 18 77 8.3 10
LSD 4.1 1.3 10 15 1.1 19

% early is the proportion of the total crop that was harvested on the first three of 8 harvests.
Vigor rated from 9 = very high to 1 = very low.
Leaf scorch rated from 9 = very resistant to 1 = very susceptible.
Stand difference is the loss or gain in plant stand over winter

 

Strawberry Cultivar Trial Results for 2007 at the University of Minnesota Horticultural Research Center, Excelsior, Minnesota.

Planting established in 2005.

  Yield
(1000 lb/A)
Berry wt (g) % Early Stand (%) Vigor Stand difference
  2007 2007 2007 2007 2007 2007
Early season
Annapolis 5.9

11.5

51 27 5.3 -3.3
Evangeline 3.3

9.4

58 33 5.3 3.3
Itasca 10.8

12.5

45 30 5.0 0.0
Sable 8.7

9.4

37 67 6.7 10.0
Honeoye 12.4

11.8

20 67 6.7 3.3
Midseason
Glooscap 11.8

10.8

13 60 6.3 3.3
Kent 2.6

10.1

24 10 5.0 0.0
Brunswick 12.7

12.8

21 53 6.3 -3.3
Cavendish 7.0

11.5

29 30 4.7 0.0
Mesabi 12.3

11.4

10 50 5.3 -6.7
Jewel 10.8

12.9

1 60 7.0 0.0
L’amour 6.0

12.1

11 50 6.3 -16.7
Late season
Clancy 6.8

13.8

0 37 6.0 -10.0
Winona 13.8

14.3

0 73 6.7 0.0
LSD 4.8 2.3 13 21.5 1.2 10.6

 

Strawberry Cultivar Trial Results for 2008 at the University of Minnesota West Central Research & Outreach Center, Morris, Minnesota.

Planting established in 2007.

Cultivar Yield
(1000 lb/A)
Berry wt (g) % Early Stand (%) Vigor Stand difference (%)
  2008 2008 2008 2008 2008 2008
Early season       83 8.0 -3
Annapolis 16.0 10.6 53 87 8.7 -3
Honeoye 19.6 11.3 48 83 7.3 -7
Itasca 22.4 10.1 51 83 8.7 -7
Wendy 14.5 10.9 67      
Midseason       77 7.7 -7
Brunswick 21.8 13.0 34 83 8.0 -7
Cavendish 21.0 13.5 29 87 8.3 -3
Glooscap 17.8 10.8 45 87 8.7 -7
Jewel 17.5 11.7 14 63 7.0 -3
Kent 20.8 11.3 35 80 7.7 -17
L’Amour 12.8 12.4 33 87 7.3 -3
Mesabi 23.5 11.0 31      
Late season       80 8.0 -20
Clancy 12.2 12.4 13 80 8.0 -17
Valley Sunset 13.7 18.1 0 83 8.0 -7
Winona 12.2 10.5 3 83 8.0 -3
LSD 5.6 2.0 12 16 1.3 13

 

Strawberry Cultivar Trial Results for 2006 and 2007 at the University of Minnesota West Central Research & Outreach Center, Morris, Minnesota.

Planting established in 2005.

Cultivar Yield
(1000 lb/A)
Berry wt (g) % Early Stand (%) Vigor Stand difference
  2006 2007 2006 2007 2006 2007 2006 2007 2006 2007 2006 2007
Early season           
Annapolis 13.6 13.0 9.1 9.1 78 60 87 87 8.7 7.7 3.3 0.0
Evangeline 7.9 8.4 6.8 7.7 69 60 93 80 8.0 7.0 -6.7 -3.3
Itasca 14.4 5.1 9.2 7.1 70 61 57 33 7.3 4.7 0.0 10.0
Sable 17.0 15.2 8.2 9.1 71 48 93 67 8.0 8.0 0.0 0.0
Honeoye 15.6 9.9 8.7 7.0 55 33 90 80 8.3 7.3 0.0 -3.3
Midseason       
Glooscap 18.0 12.2 8.9 8.2 68 41 77 67 6.3 6.7 -3.3 -3.3
Kent 14.6 9.3 8.2 7.9 50 48 47 37 6.7 4.7 -6.7 -6.7
Brunswick 18.1 10.3 11.0 10.1 41 38 77 67 7.7 6.3 -3.3 0.0
Cavendish 16.3 9.3 12.1 11.7 40 45 57 43 7.3 5.7 -3.3 -6.7
Mesabi 24.7 14.2 8.3 8.9 31 23 93 73 7.7 5.7 -10.0 -3.3
Jewel 23.4 8.3 11.2 9.2 24 31 93 73 8.7 7.0 -3.3 -3.3
L’amour 19.0 6.7 12.2 10.0 30 36 93 77 8.7 7.0 -6.7 -10.0
Late season       
Clancy 13.5 6.2 10.5 7.8 15 7 77 57 7.7 5.7 -13.3 -10.0
Winona 8.9 8.4 12.0 7.7 13 4 60 57 7.3 6.3 -3.3 -3.3
LSD 7.0 4.1 2.3 1.8 15 16 26 28 1.2 1.9 9.5 12.4

% early is the proportion of the total crop that was harvested on the first two of 8 harvests.
Vigor rated from 9 = very high to 1 = very low.
Leaf scorch rated from 9 = very resistant to 1 = very susceptible.
Stand difference is the loss or gain in plant stand over winter

 

Strawberry Cultivar Trial Results for 2004 and 2005 – University of Minnesota West Central Research & Outreach Center, Morris, Minnesota.

Planting established in 2003.

Cultivar Yield
(1000 lb/A)
Berry wt (g) % Early Stand (%) Stand difference (%) Vigor
  2004 2005 2004 2005 2004 2005 2004 2005 2004 2005 2004 2005
Early season
Annapolis 11.0 8.3 10.9 9.5 59 56 70 67 0 7 8.0 7.0
Evangeline 3.9 8.8 9.4 9.5 53 49 40 53 -20 7 7.3 8.0
Itasca 7.8 12.8 11.0 11.3 44 58 40 38 -20 -2 7.0 7.0
Sable 5.9 7.8 7.3 8.6 46 69 37 40 -13 7 4.7 6.7
Midseason
Kent 9.6 7.1 9.0 9.5 30 36 47 40 -10 0 6.7 5.7
Brunswick 8.7 14.6 11.4 11.9 40 16 43 43 -23 -3 7.7 7.3
Honeoye 10.3 8.6 10.8 10.6 25 24 67 63 -17 -3 7.7 7.7
Glooscap 10.1 11.5 8.8 10.7 18 39 67 63 -10 0 6.7 7.0
Cavendish 10.4 9.5 10.4 13.0 30 31 50 27 -20 -3 6.7 6.0
Mesabi 12.7 11.0 10.1 11.0 13 36 57 40 -3 0 5.7 5.7
Jewel 10.5 13.5 11.2 12.0 9 15 80 70 0 0 9.0 8.7
Late season
Winona 4.9 8.2 12.5 10.1 5 17 27 33 -20 13 6.7 7.0
LSD 5% 6.0 4.9 2.0 3.8 15 16 23 31 16 15 1.3 1.2

% early is the proportion of the total crop that was harvested on the first four of eight harvests.
Stand difference is the over-winter loss or gain in plant stand.
Vigor was rated on a scale from 9=very high to 1=very low.

 

2008 Strawberry Cultivar Trial Production – University of Minnesota North Central Research & Outreach Center, Grand Rapids, Minnesota.

(by season and descending yield from mulched plots)

Mulched Plots Unmulched Plots

  Yield Size Season         Yield Size Season    
Cultivar Lbs/10 ft Lbs/acre Grams/fruit %Early Stand% Vigor 7/16   Cultivar Lbs/10ft Lbs/acre Grams/fruit %Early Stand% Vigor 7/16
Early Season               Early Season            
Sable 10.1 11,005 9.1 73% 73 6.8   Sable 11.3 12,303 8.7 80% 75 7.6
Annapolis 8.6 9,386 10.6 73% 58 7.5   Annapolis 15.4 16,771 11.3 80% 82 8.0
Wendy 4.5 4,896 11.6 73% 42 7.0   Wendy 5.4 5,882 11.5 83% 48 7.8
Itasca 3.7 3,988 9.9 75% 19 4.0   Itasca 7.6 8,240 11.1 60% 37 4.7
Glooscap 3.3 3,566 8.4 67% 23 4.0   Glooscap 7.3 7,888 9.2 63% 42 6.7
Mid Season               Mid Season            
Brunswick 7.9 8,612 12.5 50% 40 6.5   Brunswick 12.3 13,443 12.7 60% 57 7.7
Darselect 6.9 7,455 14.7 47% 33 6.3   Darselect 6.3 6,845 16.5 60% 35 7.0
Kent 6.6 7,232 9.2 43% 33 5.3   Kent 10.7 11,650 11.3 63% 47 6.5
Cavendish 5.3 5,810 13.1 57% 35 6.0   Cavendish 6.8 7,365 14.1 57% 52 7.1
Honeoye 3.9 4,292 8.4 57% 24 4.2   Honeoye 10.5 11,499 11.5 63% 52 7.7
L’Amour 3.7 4,003 16.7 35% 27 4.8   L’Amour 5.2 5,657 14.6 63% 43 7.0
Late Season               Late Season            
Mesabi 20.0 21,761 12.5 30% 62 6.8   Mesabi 19.9 21,693 13.9 43% 72 7.2
Jewel 11.2 12,184 14.2 20% 68 8.0   Jewel 13.9 15,160 14.5 37% 80 8.7
Clancy 9.5 10,314 14.9 20% 60 6.8   Clancy 7.3 7,943 16.8 33% 50 6.7
Winona 8.0 8,674 13.7 3% 53 7.7   Winona 8.7 9,485 15.7 13% 60 7.8
Valley Sunset 7.6 8,239 20.4 0% 55 6.4   Valley Sunset 8.2 8,885 20.3 10% 52 7.0
Ovation 1.8 1,942 14.4 0% 23 5.7   Ovation 2.0 2,176 12.2 0% 27 6.3
Average 9.6 10,481 13.6 35% 50 6.2   Average 12.0 13,043 14.1 49% 54 7.1
LSD 5% 5.2 5,701 3.4 14% 24 2.5   LSD 5% 6.2 6,765 4.0 15% 19 1.7
  Early Season:  7/8/08 – 7/11/08  (2 harvests)     Early Season:  7/8/08 – 7/11/08  (2 harvests)
  Total Season:  7/8/08 – 8/1/08  (7 harvests)     Total Season:  7/8/08 – 8/1/08  (7 harvests)

 

2007 Strawberry Cultivar Trial Production – University of Minnesota North Central Research & Outreach Center, Grand Rapids, Minnesota.

(by season and descending yield from mulched plots)

Mulched Plots   Unmulched Plots
  Yield Size Season         Yield Size Season    
Cultivar Lbs/10ft Lbs/acre Grams/ fruit % Early Stand% Vigor 7/16   Cultivar Lbs/10ft Lbs/acre Grams /fruit % Early Stand^ Vigor 7/16
Early Season               Early Season            
Sable 4.5 4,930 8.6 70% 58 7.5   Sable 2.6 2,886 6.0 69% 48 7.2
Honeoye 4.5 4,863 7.7 56% 47 7.3   Honeoye 1.8 1,999 5.0 72% 30 6.8
Itasca 4.1 4,516 8.9 64% 42 7.4   Itasca 1.8 1,930 6.7 86% 24 6.3
Glooscap 3.7 4,004 9.0 62% 43 7.1   Glooscap 1.5 1,634 5.4 73% 27 6.3
AC Wendy 0.9 946 8.2 75% 13 5.6   AC Wendy 0.4 440 7.3 82% 14 6.2
Evangeline 0.8 821 5.4 66% 14 6.3   Evangeline 0.2 237 5.0 74% 8 6.0
Mid Season               Mid Season            
Mesabi 8.6 9,335 9.7 40% 36 5.0   Mesabi 4.5 4,951 7.3 60% 32 5.8
Kent 8.0 8,669 11.2 40% 40 7.3   Kent 2.6 2,872 6.5 52% 27 7.1
Cavendish 5.7 6,197 11.9 38% 42 7.0   Cavendish 4.1 4,414 8.8 53% 38 6.6
Jewel 3.1 3,417 10.4 43% 33 7.7   Jewel 2.3 2,539 8.1 55% 23 7.5
Annapolis 3.0 3,244 9.6 49% 28 6.8   Annapolis 0.6 665 7.3 73% 22 6.1
Late Season               Late Season            
Brunswick 9.0 9,778 11.4 30% 48 7.5   Brunswick 5.7 6,165 8.1 68% 45 7.4
L’Amour 2.0 2,135 12.4 30% 23 6.8   L’Amour 1.5 1,651 9.3 50% 23 6.0
Clancy 1.4 1,538 13.9 31% 11 6.4   Clancy 0.1 160 7.6 23% 2 4.7
Winona 1.3 1,367 10.2 29% 18 6.0   Winona 0.8 899 7.4 42% 12 5.3
Average 3.8 4,179 10.3 43% 30 6.2   Average 2.6 2,825 8.1 59% 27 5.9
LSD 5% 4.2 4,596 4.1 29% 20 2.3   LSD 5% 2.7 2,926 2.4 22% 17 2.1

 

2006 Strawberry Cultivar Trial Production – University of Minnesota North Central Research & Outreach Center, Grand Rapids, Minnesota.

Mulched Plots   Unmulched Plots
  Yield Size Season         Yield Size Season    
Cultivar Lbs/10ft Lbs/ acre Grams/ fruit %Early Stand% Vigor 7/7   Cultivar Lbs/10ft Lbs/acre Grams/fruit %Early Stand% Vigor 7/7
Early Season   Early Season
Itasca 10.8 11,788 13.2 41% 97 8.9   Itasca 4.9 5,385 11.1 68% 93 9.1
Sable 6.1 6,618 10.2 51% 96 9.2   Sable 2.3 2,446 8.4 45% 98 9.1
Annapolis 4.7 5,147 13.3 68% 85 8.6   Annapolis 1.2 1,258 10.9 80% 62 8.2
Evangeline 4.3 4,688 11.7 53% 88 9.3   Evangeline 1.3 1,375 8.5 45% 93 9.4
AC Wendy 2.7 2,964 13.5 77% 52 8.8   AC Wendy 0.4 384 9.8 33% 36 8.2
Mid Season   Mid Season
Kent 15.3 16,665 13.0 36% 95 9.3   Kent 5.1 5,563 9.7 42% 88 8.7
Mesabi 14.7 16,029 12.8 29% 88 8.4   Mesabi 3.1 3,374 9.9 39% 80 8.4
Cavendish 12.7 13,830 14.8 28% 96 8.5   Cavendish 4.9 5,320 13.0 38% 93 8.9
Brunswick 11.3 12,308 13.1 29% 95 8.5   Brunswick 5.4 5,847 10.9 51% 67 8.6
Honeoye 10.1 11,046 11.5 39% 98 9.3   Honeoye 4.7 5,110 10.5 53% 92 9.1
Glooscap 9.5 10,377 12.0 31% 92 8.7   Glooscap 2.2 2,393 9.1 44% 77 8.5
L’Amour 7.3 7,970 17.4 24% 96 9.4   L’Amour 2.2 2,381 13.7 35% 96 9.3
Late Season   Late Season
Jewel 10.9 11,872 13.8 17% 95 9.5   Jewel 5.8 6,367 11.8 35% 95 9.7
Clancy 9.0 9,754 16.9 4% 98 9.3   Clancy 2.0 2,210 14.3 8% 93 9.0
Winona 8.3 9,014 13.9 5% 87 8.6   Winona 4.3 4,732 11.7 18% 73 8.1
Average 9.2 10,005 13.4 36% 90 9.0   Average 3.3 3,610 10.9 42% 82 8.8
LSD 5% 4.7 5,137 2.4 11% 13 0.8   LSD 5% 3.9 4,211 2.4 16% 22 0.9
  
Early Season:  6/20/06 – 6/26/06  (3 harvests)   Early Season:  6/20/06 – 6/26/06  (3 harvests)
Total Season:  6/20/06 – 7/14/06  (8 harvests)   Total Season:  6/20/06 – 7/14/06  (8 harvests)

 

2005 Strawberry Cultivar Trial Production – University of Minnesota North Central Research & Outreach Center, Grand Rapids, Minnesota.

(by season and descending yield from mulched plots)

Mulched Plots   Unmulched Plots
  Yield Size Season         Yield Size Season    
Cultivar Lbs/10ft  Lbs/ acre Grams/ fruit %Early Stand% Vigor 8/3   Cultivar Lbs/10 ft  Lbs/ acre Grams/fruit %Early Stand % Vigor 8/3
Early      Early            
Brunswick 10.2 11,057 9.7 23% 98 8.4   Brunswick 9.0     9,836 10.68 43% 107 9.1
Kent 8.2   8,932 8.0 20% 82 8.1   Kent 9.9   10,833 9.80 24% 98 8.5
Sable 6.2   6,731 8.7 29% 108 8.3   Sable 6.3     6,876 8.01 37% 113 8.8
Honeoye 5.2   5,660 7.9 26% 93 7.7   Honeoye 6.0     6,514 9.39 28% 98 8.6
Itasca 4.8   5,270 8.9 32% 70 8.4   Itasca 6.8     7,419 11.56 33% 112 9.3
Glooscap 4.1   4,491 6.4 29% 53 7.4   Glooscap 7.0     7,672 7.20 30% 72 8.0
Annapolis 3.8   4,147 10.4 24% 97 8.8   Annapolis 4.1     4,504 10.90 40% 117 9.5
Evangeline 3.7   3,979 8.2 31% 100 8.7   Evangeline 2.8     3,053 8.46 37% 108 9.5
Mid Season     Mid Season  
Mesabi 12.3 13,407 9.8 11% 98 7.9   Mesabi 13.7   14,873 10.67 19% 107 8.3
Cavendish 10.0 10,857 12.3 11% 103 8.3   Cavendish 8.9     9,709 12.40 22% 111 8.9
Late Season     Late Season
Jewel 7.8   8,489 10.4 8% 97 8.7   Jewel 9.5   10,331 10.61 14% 118 9.4
Winona 4.9   5,355 8.4 5% 90 7.6   Winona 6.8     7,437 12.22 6% 111 8.9
                             
Average 7.5     8,118 10.1 17% 94 8.3   Average 8.4     9,097 11.05 24% 105 8.8
LSD 5% 2.7  2,989 1.8 9% 30 1.1   LSD 5% 3.0     3,276 1.98 10% 23 0.8
Early Season:  6/24/05 – 6/28/05  (2 harvests) Early Season:  6/24/05 – 6/28/05  (2 harvests)
Total Season:  6/2405 – 7/18/05  (8 harvests) Total Season:  6/2405 – 7/18/05 (8 harvests)

 

Strawberry Cultivar Plant Stand Change from Fall, 2007 to Summer, 2008 – University of Minnesota North Central Research & Outreach Center, Grand Rapids, Minnesota.

(by descending % change on mulched plots)

Mulched Plots   Unmulched Plots
  Plant Stand %       Plant Stand %  
Cultivar Fall 2007 Summer 2008 Change   Cultivar Fall 2007 Summer 2008 Change
Sable 63.3 73.3 16%   Sable 65.0 75.0 15%
Winona 50.0 53.3 7%   Winona 51.7 60.0 16%
Wendy 41.7 41.7 0%   Wendy 43.3 48.3 12%
Mesabi 63.3 61.7 -3%   Mesabi 63.3 71.7 13%
Clancy 61.7 60.0 -3%   Clancy 53.3 50.0 -6%
Valley Sunset 56.7 55.0 -3%   Valley Sunset 53.3 51.7 -3%
Annapolis 63.3 58.3 -8%   Annapolis 70.0 81.7 17%
Jewel 78.3 68.3 -13%   Jewel 76.7 80.0 4%
Brunswick 51.7 40.0 -23%   Brunswick 53.3 56.7 6%
Cavendish 46.7 35.0 -25%   Cavendish 41.7 51.7 24%
Darselect 45.0 33.3 -26%   Darselect 40.0 35.0 -13%
Ovation 36.7 23.3 -36%   Ovation 31.7 26.7 -16%
Kent 53.3 33.3 -38%   Kent 48.3 46.7 -3%
L’Amour 50.0 26.7 -47%   L’Amour 48.3 43.3 -10%
Honeoye 50.0 24.0 -52%   Honeoye 55.0 51.7 -6%
Glooscap 51.7 23.3 -55%   Glooscap 50.0 41.7 -17%
Itasca 46.7 19.3 -59%   Itasca 53.3 37.3 -30%
                 
Average 55.3 50.2     Average 55.1 57.5  
LSD 5% 14.3 23.7     LSD 5% 12.3 19.1  

 

Strawberry Cultivar Plant Stand Change from Fall, 2006 to Summer, 2007 – North Central Research & Outreach Center, Grand Rapids, Minnesota.

(by descending % change on mulched plots)

Mulched Plots   Unmulched Plots
  Plant Stand %       Plant Stand %  
Cultivar Fall 2006 Summer 2007 Change   Cultivar Fall 2006 Summer 2007 Change
Glooscap 65.0 43.3 -21.7   Glooscap 60.0 26.7 -33.3
Winona 40.0 18.0 -22.0   Winona 36.7 12.0 -24.7
Sable 85.7 58.3 -27.3   Sable 85.0 48.3 -36.7
Kent 68.3 40.0 -28.3   Kent 53.3 26.7 -26.7
Cavendish 70.0 41.7 -28.3   Cavendish 77.3 38.3 -39.0
Mesabi 65.0 35.7 -29.3   Mesabi 60.0 31.7 -28.3
Annapolis 58.3 28.3 -30.0   Annapolis 50.0 21.7 -28.3
Itasca 75.0 41.7 -33.3   Itasca 70.0 24.0 -46.0
Jewel 68.3 33.3 -35.0   Jewel 66.7 23.3 -43.3
Brunswick 83.3 48.3 -35.0   Brunswick 81.7 45.0 -36.7
Honeoye 86.7 46.7 -40.0   Honeoye 81.7 30.0 -51.7
Clancy 66.7 10.7 -56.0   Clancy 61.7 2.3 -59.3
AC Wendy 70.0 12.7 -57.3   AC Wendy 58.3 14.3 -44.0
Evangeline 78.3 14.3 -64.0   Evangeline 80.0 8.3 -71.7
L’Amour 90.7 23.3 -67.3   L’Amour 87.3 23.3 -64.0
Average 68.1 30.4     Average 66.3 26.8  
LSD 5% 28.8 19.9     LSD 5% 22.7 16.5  

 

Strawberry Cultivar Plant Stand Change from Fall, 2005 to Summer, 2006 – North Central Research & Outreach Center, Grand Rapids, Minnesota.

(by descending change on mulched plots)

Mulched Plots   Unmulched Plots
  Plant Stand %       Plant Stand %  
Cultivar Fall 2005 Summer 2006 Change   Cultivar Fall 2005 Summer 2006 Change
Annapolis 71.7 85.0 13.3   Annapolis 66.7 61.7 -5.0
Glooscap 80.0 91.7 11.7   Glooscap 76.7 76.7 0.0
Kent 83.3 95.0 11.7   Kent 76.7 88.3 11.7
Evangeline 78.3 88.0 9.7   Evangeline 90.0 93.3 3.3
Sable 86.7 96.3 9.7   Sable 91.7 98.3 6.7
Cavendish 86.7 96.3 9.7   Cavendish 86.7 93.3 6.7
L’Amour 86.7 96.3 9.7   L’Amour 90.0 96.3 6.3
Honeoye 90.0 98.0 8.0   Honeoye 85.0 91.7 6.7
Clancy 90.0 97.7 7.7   Clancy 88.3 93.0 4.7
Winona 81.7 86.7 5.0   Winona 80.0 73.3 -6.7
Mesabi 83.3 88.3 5.0   Mesabi 88.3 79.7 -8.7
Itasca 91.7 96.7 5.0   Itasca 88.3 93.0 4.7
Brunswick 90.0 94.7 4.7   Brunswick 85.0 67.3 -17.7
AC Wendy 48.3 51.7 3.3   AC Wendy 43.3 35.7 -7.7
Jewel 91.7 95.0 3.3   Jewel 90.0 95.0 5.0

 

2008 Strawberry Cultivar Leaf Disease Ratings – North Central Research & Outreach Center, Grand Rapids, Minnesota.

(by descending Summer 2008 Leaf Spot/Scorch Rating on Mulched Plots)

  Mulched Plots     Unmulched Plots
  Leaf Spot/Scorch Powdery Mildew     Leaf Spot/Scorch Powdery Mildew
  Fall Summer Fall Summer     Fall Summer Fall Summer
Cultivar 2007 2008 2007 2008   Cultivar 2007 2008 2007 2008
Itasca 8.0 7.5 7.8 7.9   Itasca 8.0 7.0 7.8 8.0
Kent 7.7 7.5 7.5 6.9   Kent 7.7 6.3 7.5 7.3
Valley Sunset 6.3 7.5 6.8 7.2   Valley Sunset 6.7 6.7 7.0 6.7
L’Amour 7.3 7.3 8.0 7.4   L’Amour 7.2 6.0 8.0 7.5
Brunswick 7.7 7.2 7.2 7.1   Brunswick 7.7 7.2 7.2 7.2
Honeoye 7.2 7.0 7.0 7.4   Honeoye 7.2 6.2 7.0 7.2
Jewel 7.2 7.0 6.7 7.3   Jewel 7.0 5.7 6.7 6.8
Winona 7.5 7.0 7.3 7.2   Winona 6.8 6.2 7.2 6.5
Sable 7.5 6.7 7.3 7.0   Sable 6.7 4.8 7.5 7.0
Cavendish 7.3 6.7 6.8 7.0   Cavendish 7.3 6.0 7.0 6.5
Glooscap 7.3 6.5 7.0 7.3   Glooscap 7.3 6.0 7.0 6.7
Annapolis 6.7 6.5 6.3 6.5   Annapolis 6.8 6.3 6.2 6.3
Ovation 6.5 6.3 6.3 7.0   Ovation 5.7 5.0 6.3 6.7
Mesabi 7.2 6.2 6.5 7.0   Mesabi 7.0 5.3 6.5 6.7
Wendy 6.0 6.0 7.0 7.0   Wendy 5.8 5.8 6.8 7.0
Darselect 6.2 5.3 6.3 7.0   Darselect 6.3 5.0 6.3 6.5
Clancy 5.7 5.0 6.7 7.2   Clancy 5.7 4.8 7.2 7.2
Average 7.5 7.1 7.0 7.2   Average 7.4 6.7 7.0 7.0
LSD 5% 0.7 1.1 0.7 0.5   LSD 5% 0.8 1.4 0.5 0.6

 

2007 Strawberry Cultivar Leaf Disease Ratings – North Central Research & Outreach Center, Grand Rapids, Minnesota.

(by descending Summer 2007 Leaf Spot/Scorch Rating on Mulched Plots)

  Mulched Plots     Unmulched Plots
  Leaf Spot/Scorch Powdery Mildew     Leaf Spot/Scorch Powdery Mildew
Cultivar Fall 2006 Summer 2007 Fall 2006 Summer 2007   Cultivar Fall 2006 Summer 2007 Fall 2006 Summer 2007
Annapolis 7.6 7.7 6.5 7.0   Annapolis 7.4 7.8 6.5 6.5
AC Wendy 6.5 7.3 6.8 6.3   AC Wendy 6.8 7.3 6.7 5.8
Evangeline 7.3 7.0 7.0 6.7   Evangeline 7.2 7.0 7.0 6.5
Sable 6.8 6.8 6.8 6.2   Sable 7.0 7.0 7.0 6.5
Glooscap 7.8 6.7 7.5 6.7   Glooscap 7.6 6.8 7.2 6.7
Jewel 7.7 6.7 7.5 7.0   Jewel 7.5 6.8 7.5 6.8
L’Amour 7.5 6.7 6.8 7.5   L’Amour 7.5 7.3 6.9 8.0
Mesabi 6.7 6.5 6.8 6.4   Mesabi 6.8 6.0 7.0 6.5
Winona 7.2 6.5 7.3 6.5   Winona 7.2 6.0 7.3 6.0
Cavendish 7.5 6.3 6.8 6.7   Cavendish 7.5 6.5 6.8 6.3
Brunswick 7.8 6.2 6.8 6.7   Brunswick 7.8 6.2 6.8 6.3
Honeoye 7.8 6.2 7.2 7.5   Honeoye 7.9 6.5 7.2 6.7
Kent 7.3 6.0 7.7 7.7   Kent 7.4 6.5 7.7 7.3
Itasca 7.7 5.8 8.2 8.9   Itasca 7.5 7.0 8.2 8.2
Clancy 6.7 4.3 7.2 6.3   Clancy 6.7 5.1 7.3 5.1
Average 7.4 6.6 7.1 6.8   Average 7.4 6.6 7.1 6.7
LSD 5% 0.6 1.2 0.6 0.8   LSD 5% 0.6 0.9 0.7 0.8

 

2006 Strawberry Cultivar Leaf Disease Ratings – North Central Research & Outreach Center, Grand Rapids, Minnesota.

Mulched and Unmulched Plots
  Leaf Spot/Scorch   Powdery Mildew
Cultivar Fall 2005 Summer 2006   Fall 2005 Summer 2006
Itasca 8.08 8.00   7.00 8.00
Brunswick 8.00 7.50   6.17 6.50
Annapolis 7.00 7.33   5.67 5.67
Cavendish 7.50 7.33   6.00 5.33
Evangeline 7.83 7.33   6.17 6.00
Kent 7.67 7.00   6.83 7.00
L’Amour 6.83 6.83   7.17 7.33
Honeoye 8.00 6.67   6.00 6.17
AC Wendy 6.33 6.50   6.33 6.00
Winona 7.67 6.33   6.00 5.83
Jewel 7.33 6.17   6.00 6.83
Sable 6.00 5.67   6.00 5.67
Glooscap 7.83 5.50   5.67 5.67
Mesabi 6.67 5.33   6.33 5.83
Clancy 7.00 5.00   7.00 7.50
Average 7.55 6.77   6.12 6.13
LSD 5% 0.52 0.59   0.50 0.45
Disease reactions rated on a scale from 1 (severe symptoms) to 9 (no symptoms)

 

2005 Strawberry Cultivar Leaf Disease Ratings – North Central Research &d Outreach Center, Grand Rapids, Minnesota.

  Mulched Plots   Unmulched Plots
  Leaf Spot/Scorch   Powdery Mildew   Leaf Spot/Scorch   Powdery Mildew
Cultivar Fall 2004 Summer 2005   Fall 2004 Summer 2005   Fall 2004 Summer 2005   Fall 2004 Summer 2005
Winona 7.1 8.1   6.0 6.0   8.0 7.0   6.0 6.6
Cavendish 7.3 8.0   5.3 5.0   7.0 6.0   6.0 5.6
Jewel 8.0 7.7   6.3 6.7   8.0 6.7   6.3 6.7
Itasca 7.7 7.3   7.0 7.7   7.7 7.0   7.0 7.3
Brunswick 7.7 7.3   6.0 6.3   7.7 6.7   6.0 6.0
Honeoye 7.7 7.3   5.7 6.7   7.7 7.0   6.0 6.3
Sable 6.7 7.0   7.0 5.7   7.0 7.3   6.0 6.3
Glooscap 7.7 6.7   6.0 6.0   8.0 6.7   6.0 6.0
Annapolis 5.0 6.7   4.7 5.3   5.3 6.3   4.7 5.0
Kent 7.0 6.0   7.0 7.0   7.3 5.7   6.7 7.0
Evangeline 7.0 6.0   6.0 6.0   7.7 6.7   6.0 6.3
Mesabi 6.7 5.7   6.7 6.0   7.3 5.3   6.0 6.0
Average 7.2 6.9   6.1 6.2   7.5 6.4   6.0 6.3
LSD 5% 1.0 1.4   0.7 0.8   0.8 1.1   0.7 0.7
Disease reactions rated on a scale from 1 (severe symptoms) to 9 (no symptoms)

Download a printer friendly version of this document (.pdf)