The plant formation is classified within medium or tall evergreen forests in very cool and humid areas; Among the representative species of trees in the municipality we find: tempisques, achiote de monte, lever, cachito, jiñocuabo, chapen, poropó, chocoyito, guarumo, strawberry tree, anona, removes calzón, guanacaste de oreja and nancite, and shrubs such as pujaguita, cuaquito and coffee.
The wild fauna is represented by: garrobos, guatusas, squirrels, mica snake, galán, magpie, tinco and chocoyos.
In La Paz de Carazo the topography is completely flat, the altitude above sea level is 396 m, the climate is semi-humid considered a tropical zone, it is characterized by its pleasant freshness.
The soils are of volcanic origin, fertile and deep, they present a moderately undulating or steep aspect with slopes of 4 to 50%, located in the regions of El Potrerón, La Manzana, Los Cruces, Santa Cruz and Barrio Nuevo (San José Obrero).
In the regions of San Pedro, Buena Vista, Esquipulas and El Naranjo, the soils are used for the cultivation of basic grains, such as sorghum, musaceae and pastures; small sugarcane growing areas in the El Naranjo community; coffee in San Pedro, Buena Vista and El Naranjo.
A drainage system is located that is constituted by the network of streams that descends from the municipalities of El Rosario and Niquinohomo towards the east, crossing the municipality to join the Nandaime stream which then empties into Lake Cocibolca. The streams are known as El Buen Pastor, El Potrerón, El Cacho and Las Pavas.
In the municipality is the San Diego Congo Monkey Reserve, It is an area of 270 blocks surrounded by forests and coffee crops, it houses families of howler monkeys, you can take a trail in the coffee crops and observe the different families of this species. It is located in the San Diego community.
El Path and panoramic view of La Muralla, it is a biological reserve of 100 blocks, with a panoramic view of all its greenery. In it, you can walk a five-kilometer nature trail that lasts two hours on foot, take horseback riding and observe the flora and fauna of the site. It is located in the northwest of the municipality in the El Naranjo and El Llano communities.
An ideal place for full coexistence with nature is the Natural Trail "Quebrada el Pastor", Between a cold and humid climate you can walk the natural path between ancient masses thrown by the Mombacho Volcano, surrounded by plants and animals.
You will also observe howler monkeys and birds such as guardabarranco, from here you will also have a panoramic view of the Mombacho Volcano; the tour lasts two hours on foot and one hour on horseback. Located on the El Buen Pastor bridge.
La Palmera Estate: It has an area of 200 blocks full of vegetation, being of great importance for the municipality it is considered one of its lungs. Here you can learn about the biogas process and take tours of the coffee crops. You found her four blocks from the municipal park.
The vegetation of the streams is used by the population for energy, timber and medicinal use. There is another type of vegetation that has been established by humans in different systems associated with coffee plantations for the purposes of cultivation shade, living fences for property delimitation and living barriers for soil conservation, the latter occurs mainly in the San region. Peter.