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Definitions of Crop Start, Cover and Terminate Dates used by AgriMet


ALFALFA PEAK	
Start Date:	Vegetative Growth Begins
Cover Date:	First Sign of Bloom
Terminate Date:	First Killing Frost in Fall (<25 Deg F)

ALFALFA MEAN	
Start Date: 	Vegetative Growth Begins
Cover Date: 	First Sign of Bloom
Terminate Date:	First Killing Frost in Fall (<25 Deg F)

APPLES	
Start Date:	Full Bloom
Cover Date:	Full Canopy
Terminate Date:	3-4 Weeks after Harvest

ASPARAGUS	
Start Date:	2 Feet Tall
Cover Date:	Row Closure
Terminate Date:	Mid-October

BEANS	
Start Date:	100% Emergence
Cover Date:	Full Bloom
Terminate Date:	Vines & Leaves are Dead
	
BEETS	
Start Date:	100% Emergence
Cover Date:	Full Canopy Between Rows (In Good Areas Of Field)
Terminate Date:	Harvest

BLUEBERRIES	
Start Date:	1st Leaf Opens
Cover Date:	100% Blue Fruit
Terminate Date:	Mid-October

BLUEGRASS	
Start Date:	Green Up, About 2 Weeks Before Alfalfa
Cover Date:	Heading Begins
Terminate Date:	Harvest

BLUEGRASS ESTABLISHED	
Start Date:	Green Up, About 2 Weeks Before Alfalfa
Cover Date:	Heading Begins
Terminate Date:	Harvest
	
BLUEBERRIES	
Start Date: 	1st Leaf Opens
Cover Date: 	100% Blue Fruit
Terminate Date:	Mid-October
	
BROCCOLI	
Start Date:	Cotyledons Unfolding (100% Emergence)
Cover Date:	Visible Head; Beginning Enlargement
Terminate Date:	Harvest

CABBAGE	
Start Date:	1st True Leaf (100% Emergence)
Cover Date:	Biggest Leaves 0-45 Degree Angle to Ground
Terminate Date:	Harvest

CARROT SEED 96	
Start Date:	100% Emergence
Cover Date:	50% Heading
Terminate Date:	Harvest

CARROT SEED 93	
Start Date:	100% Emergence
Cover Date:	50% Heading
Terminate Date:	Harvest

CHERRIES - COVER	
Start Date:	Leaf Out (occurs rapidly after bloom)
Cover Date:	Full Canopy
Terminate Date:	3-4 Weeks after Harvest

CHERRIES - NO COVER	
Start Date: 	Leaf Out (occurs rapidly after bloom)
Cover Date: 	Full Canopy
Terminate Date:	3-4 Weeks after Harvest

CONCORD GRAPES	
Start Date:	Bud Break
Cover Date:	Full Canopy
Terminate Date:	Killing Frost

CORN	
Start Date:	100% Emergence
Cover Date:	50% Tasseled
Terminate Date:	Field Corn (Grain) - Leaves And Stems Are Dead
		Field Corn (Silage) - Harvest
		Sweet Corn - Harvest

CRANBERRIES	
Start Date:	Break Dormancy
Cover Date:	Berry Set
Terminate Date:	End of Harvest (About 11/1)

GARLIC	
Start Date:	100% Emergence
Cover Date:	50% of Stand has 12-13 Leaves
Terminate Date:	One Week Prior to Harvest (Leaves Dead)

GRASS HAY	
Start Date:	Break Dormancy
Cover Date:	Heading
Terminate Date:	Killing Frost

HOPS
Start Date:	Vine Growth Begins
Cover Date:	Top of Trellis
Terminate Date:	Vines and Leaves are Dead

LAWN	
Start Date:	Break Dormancy
Cover Date:	Full Canopy
Terminate Date:	1st Killing Frost

ONIONS/GARLIC	
Start Date:	100% Emergence
Cover Date:	50% of Stand has 12-13 Leaves
Terminate Date:	One Week Prior to Harvest (Leaves Dead)

PASTURE	
Start Date:	Vegetative Growth Begins - About 2 Weeks Before Alfalfa
Cover Date:	Heading
Terminate Date:	1st Killing Frost in the Fall (<25 Deg F)

PEARS	
Start Date:	Full Bloom
Cover Date:	Full Canopy
Terminate Date:	3-4 Weeks after Harvest

PEAS	
Start Date:	100% Emergence
Cover Date:	Full Bloom
Terminate Date:	Leaves and Stems are Dead

PEPPERMINT (NMPI)	
Start Date:	Vegetative Growth Begins - Approx. 2 Weeks after Alfalfa
Cover Date:	Full Canopy
Terminate Date:	Harvest  (Nampa terminate Date Is Dormancy)

PEPPERMINT	
Start Date: 	Vegetative Growth Begins-Approx. 2 Weeks After Alfalfa
Cover Date: 	Full Canopy
Terminate Date:	Harvest

PEPPERMINT (OSU)	
Start Date: 	Vegetative Growth Begins-Approx. 2 Weeks After Alfalfa
Cover Date: 	Full Canopy
Terminate Date:	Harvest 

PEPPERMINT (NEW)	
Start Date: 	Vegetative Growth Begins-Approx. 2 Weeks After Alfalfa
Cover Date: 	Full Canopy
Terminate Date:	Harvest  (Nampa terminate Date Is Dormancy)

POPLAR 1	
Start Date:	Bud Break
Cover Date:	Full Leaf
Terminate Date:	Killing Frost

POPLAR 2	
Start Date: 	Bud Break
Cover Date: 	Full Leaf
Terminate Date:	Killing Frost

POPLAR 3+	
Start Date: 	Bud Break
Cover Date: 	Full Leaf
Terminate Date:	Killing Frost

POTATOES	
Start Date:	100% Emergence
Cover Date:	Full Canopy Between Rows (in Good Areas of Field)
Terminate Date:	Vines are Dead
	
POTATOES (SHEPODY)	
Start Date: 	100% Emergence
Cover Date: 	Full Canopy Between Rows (In Good Areas Of Field)
Terminate Date:	Vines Are Dead

RAPE	
Start Date:	100% Emergence
Cover Date:	50% Heading
Terminate Date:	Leaves & Stems are Dead

SAFFLOWER
Start Date:	100% Emergence
Cover Date:	50% Heading
Terminate Date:	Leaves & Stems are Dead

SPEARMINT
Start Date:	Break Dormancy
Cover Date:	Full Canopy
Terminate Date:	Harvest

SPRING GRAIN	
Start Date:	100% Emergence
Cover Date:	50% Heading
Terminate Date:	Leaves & Stems Are Dead

STRAWBERRIES	
Start Date:	Vegetative Growth Begins-Same Date As Alfalfa
Cover Date:	Full Bloom
Terminate Date:	1st Killing Frost In Fall

SUGAR BEETS	
Start Date:	100% Emergence
Cover Date:	Full Canopy Between Rows (In Good Areas Of Field)
Terminate Date:	Harvest

TRAILING BERRIES	
Start Date:	1st Leaf Opens
Cover Date:	Full Bloom
Terminate Date:	Mid-October

WINE GRAPES	
Start Date:	Bud Break
Cover Date:	Full Canopy
Terminate Date:	Killing Frost

WINTER GRAIN	
Start Date:	Vegetative Growth Begins-Approx. 10 Days Before Alfalfa
Cover Date:	50% Heading
Terminate Date:	Leaves & Stems Are Dead

See About Crop Water Use Charts for more information.