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University of Saskatchewan College of Agriculture and Bioresources Dept. of Plant Sciences
 

 
 

Lettuce Variety Trials - Sortable Database

Below are listed the types of lettuce tested in recent years by the Vegetable Program at the University of Saskatchewan. Click the lettuce type to be taken to its specific database.

Each column in the database tables can be sorted by clicking on the heading (ie. one click will sort the column in ascending order, two clicks will sort in descending order).

The Vegetable Program has also tested a variety of Mesclun Mixes

Bibb Lettuce

Explanation of rating system
Seed Sources
Recommended lettuce varieties

Download PDF of trials: 2009

Head Lettuce

Explanation of rating system
Seed Sources
Recommended lettuce varieties

Download PDF of trials: 2001 - 2000

Leaf Lettuce

Explanation of rating system
Seed Sources
Recommended lettuce varieties

Download PDF of trials: 2008 - 2007

Romaine Lettuce

Explanation of rating system
Seed Sources
Recommended lettuce varieties

Download PDF of trials: 2004 - 2003 - 1997

Explanation of rating system

  • *** Previously recommended varieties:
  • Overall rating:
  • 1 - poor
  • 5 - excellent
  • Disease Rating:
  • 1 - Very diseased
  • 5 - Disease resistant

 
  • Bolting:
  • 0 - No bolting
  • 5 - Severe bolting
  • Spacing:
  • In row - 25 cm
  • Between row - 0.5 m
  • Head Density:
  • 1 - Loose
  • 5 - Very dense
  • Colour:
  • D - Dark
  • G - Green
  • L - Light
  • P - Purple
  • B - Burgundy
  • --- Data not available
  • Bitterness:
  • 0 - None
  • 5 - Very bitter

 
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