send
Send Letter to Editor

Wisconsin Natural Resources magazine

Wisconsin Natural Resources magazine

Comparison of Shade-Grown and Sun-Grown Coffee

 

Shade-Grown Coffee

Sun-Grown Coffee

Yield

Lower (about 25-40 percent)

Higher

Coffee plants per hectare

1,000-2,000

3,000-7,000

Kilograms of coffee per hectare per year

550

1600

Lifetime of coffee plants

24-30 years

12-15 Years

Number of other crops in same area

High

Low/none

Flavor

Less bitter

More bitter

Producer

Mostly small-scale growers

Mostly large-scale growers

Number of Bird Species

150

20-50

Proportion of birdlife  compared to a normal forest

Two-thirds

About one-tenth

Number of mid-sized mammal species

24

Almost none

Number of other plant & animal species

more ants, beetles, epiphytes, amphibians, and other species

fewer ants, beetles, epiphytes, amphibians, and other species

 

 

 

Weeding needed

lower

higher

Chemical fertilizers

lower

higher

Pesticide use

lower

higher

Irrigation needed

lower

higher

Soil erosion

lower

higher

Soil acidification

lower

higher

Toxic runoff

lower

higher

Data courtesy of the Seattle Audubon Society Shade-Grown Coffee Project
Return to story Good grounds for conservation