[Tagging] Forest parcel with other landcover (scrub, scree…): how to map?

Joseph Eisenberg joseph.eisenberg at gmail.com
Wed Jan 23 01:22:10 UTC 2019

Oh, and we shouldn’t forget leaf_type=leafless

This is used for cactus and other succulents, and it’s currently rendered
by the Openstreetmap-Carto style, for wood and forest.

Leaf_cycle is rendered by the Alternative-Colors style made by Christoph,
if you want to see an example of how this can look:




On Wed, Jan 23, 2019 at 10:10 AM Joseph Eisenberg <
joseph.eisenberg at gmail.com> wrote:

> > the only way I see in the Wiki is to use the leaf_type=* tag
> You can also use leaf_cycle= to tag deciduous vs evergreen, and also
> semi-deciduous, semi-evergreen and mixed:
> https://wiki.openstreetmap.org/wiki/Key:leaf_cycle
> This accounts for most types of woodland, along with leaf type. The rest
> can be inferred from latitude (eg forest/wood in the tropics is clearly
> tropical) and elevation (montane vs lowland rainforest) which is readily
> available information.
> Probably there is no need for mappers to tag elevation and
> latitude-related distinctions.
> The one thing that’s missing is a tag for the density of the main
> vegetation type; is it a dense canopy of trees, or dense scrubland, verses
> more widely spaced.
> And there isn’t a way to tag a grassland with scattered shrubs or trees,
> probably because this is not common in Northern Europe.
> On Wed, Jan 23, 2019 at 9:58 AM Sergio Manzi <smz at smz.it> wrote:
>> Well, sorry, obviously I did an editing mistake and the "*Wikipedia
>> defines 6 types of forest*" phrase jumped up in the wrong place: it
>> should be just above the dotted list of forest types...
>> Sorry about the confusion...
>> Sergio
>> On 2019-01-23 01:52, Sergio Manzi wrote:
>> Only about the cited point (*tagging natural forests as natural=wood*),
>> I think a natural forest should be tagged as natural=forest (*quite
>> logically, I would say...*), while natural=wood should be reserved for
>> "small forests" (*which is one of the possible meaning of "wood" in
>> English, if I'm not mistaken*).
>> Also please consider that "forest" is very generic, and we could be
>> willing to more exactly define which kind of forest we are tagging (*and
>> eventually have it rendered accordingly*).
>> To this extent the only way I see in the Wiki is to use the leaf_type=*
>> tag (*and only"broadleaved", "needleleaved" and "mixed" are defined as
>> possible values*).Wikipedia defines 6 types of forest:
>> But to me a forest is not just "a lot of trees", but an entire ecosystem
>> dominated by trees. And those ecosystems can be very different between
>> different continents and latitudes.
>>    - Temperate needleleaf
>>    - Temperate broadleaf and mixed
>>    - Tropical moist
>>    - Tropical dry
>>    - Sparse trees and parkland
>>    - Forest plantations
>> I think we should be (somehow) able to tag those types.
>> Please also check the sixth forest type described in Wikipedia (*Forest
>> plantations*): I think it coincide with the "forestry" concept we are
>> talking about in the thread (*landuse=forestry, or whatever...*).
>> Cheers,
>> Sergio
>> On 2019-01-23 01:00, Peter Elderson wrote:
>> Natural forests could be preferably tagged as natural=wood ...
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