Clasificación de la Biblioteca del CongresoSB435.P564

agriculture(157) biology(114) botany(838) California(74) care(26) carnivorous plants(59) conservation(60) cultivation(195) desert(33) design(162) diy(63) ecology(207) environment(114) flowers(837) garden(1,595) gardening(11,958) gardens(796) growing(25) guide(168) guidebook(69) history(266) homesteading(39) horticulture(1,244) how-to(217) landscape architecture(137) landscape design(150) nature(744) organic(41) outdoors(61) perennial(61) pond(42) ponds(147) prairie(79) reference(1,079) science(189) Southwest(37) sustainability(83) Texas(85) tree(38) trees(1,593) tropical(28) tulips(69) wildlife(49)