Ground Plant Tree Hill

The plant ground tree hill texture I concider using are:
//ground texture
dirt ground for camp
http://radibax-stock.deviantart.com/art/Ground-Texture-129177219
http://www.123rf.com/photo_6926802_dirt-ground.html 
clay ground for clay area
http://www.ehow.com/how_8581626_make-earth-clay-ground-pliable.html
forest ground for forest area
http://zommy.deviantart.com/art/Forest-Ground-Stock-2169113
http://www.copyright-free-images.com/full-image/nature-landscapes-copyright-free-images/earth-ground-copyright-free-images/forest-ground-wood-chips-pine-needles.jpg-copyright-free-picture.html
http://www.123rf.com/photo_8295388_forest-ground-road-hornbem-dry-leaves-covered-in-autumn.html
http://www.dreamstime.com/forest-ground-imagefree38379
stone ground for stone area
http://www.sharecg.com/v/8875/related/6/Texture/rock-ground-tileable
food plant ground for food plant area
http://www.wilben.co.uk/topsoil.php
http://www.lomondview.com/nursery/soilbark/index.htm
http://rickhill.wordpress.com/2007/12/23/invading-the-dirt/
other ground
http://www.turbosquid.com/FullPreview/Index.cfm/ID/553707
hill texture
http://en.wikipedia.org/wiki/File:Silbury_Hill_DB.jpg

//plant
I wanted all plant with yellowlish colour
other plant
e.g.
http://vterrain.org/Locations/za/
http://www.flickr.com/photos/48113560@N03/4875026405/
food plant
http://picasaweb.google.com/lh/photo/C1GLUDn-2xPsADnnW8hqrw

//tree
I also wanted the trees to be yellowlish colour
note: I will uses photo shop to make it yellowish
http://karenswhimsy.com/tree-clipart.shtm

//rocks or clay hill
I will model some rock and clay rock with clay textures like
http://www.emporia.edu/earthsci/garden/garden.htm