Although shade coffee farms can provide habitat for some species, they do not possess the complete suite of species or ecosystem functions as the original habitat.
Not exact matches
Although it is clear that there are ecological and socioeconomic benefits associated with
shaded coffee, we expose the many challenges and future research priorities needed to link sustainable
coffee management with sustainable livelihoods.
For example, 81 % of the
coffee in Nicaragua and El Salvador grew under a
shade canopy in 1996, and
although recent surveys document declines in
shade tree diversity since then, these declines mostly occurred on larger farms; in contrast, many smallholder cooperatives preserve high levels of biodiversity, including more than 100 species of
shade trees on fewer than 30 farms (Méndez et al. 2010a).
For the canopy layer of hardwood, many
coffee farmers are now planting a fast - growing, sparse
shade timber species from Australia, Grevillea robusta, often called silver oak
although not related to North American oak species.
I was unable to determine a precise source for this
coffee,
although the importer notes the varieties are bourbon, typica (both those require some
shade), cataui, and caturra (both of those used in CR for sun
coffee).
The Rainforest Alliance has a certification program for
coffee that has an array of environmental standards,
although shade cultivation is not a requirement.
Although I have found a lot of background information regarding
shade - grown
coffee, as well as more specific information mainly to do with biodiversity indices and legislation and the requirements of the
shade providing canopy I have been having a lot of trouble finding practical resources for farmers.
Much of the
coffee certified Fair Trade in the U.S. (by TransFair USA) is also «
shade grown»,
although the volume is often overstated.
Unshaded
coffee plants grown with fertilizer yield the most
coffee,
although unfertilized
shaded crops generally yield more than unfertilized unshaded crops: the response to fertilizer is much greater in full sun.
Unshaded
coffee tree grown with fertilizer yield the most Kona,
although unfertilized
shaded crops generally yield more than unfertilized unshaded crops: the response to fertilizer is much greater in full sun.
Shade coffees are not labeled certified,
although some do come from Smithsonian (SMBC) certified sources; unfortunately the fee to use the seal can sometimes be cost - prohibitive to a small roaster in the same way that the certification fee can be unaffordable for farms and co-ops.
A gorgeous
shade of blue and I love the
coffee machine area
although I'm not sure that I'd have had the guts to do it!