In the area of Sântămăria Orlea dominates the deciduous forests.
The most common wood species: oak, hornbeam, ash, jug, maple.
On smaller areas: the pine.
In meadows and shrubs: the willow, the anus and less the poplar
On the slopes of the hills with southern exhibition there are orchards of fruit trees made of different varieties of apple, hairs, plum, cherry, cherry and very rarely walnut.
Herbaceous flora: fescue, big grass, squid, violins, eagles, clover, dandelion.
On the meadows grow different species of grasses and legumes. In cereal crops, weeds appear like moss, shrimp, field mustard, tart, netisor, loboda.
The cultivated plants are: wheat, corn, barley, rye, potato, sunflower, sugar beet.
The most widespread wild animals are: wolf, boar, deer, fox, squirrel, rabbit, ferret, small rodents, field mouse, mite, hedgehog.
Domestic animals: cattle, sheep, pigs, baboons and less common are horses and rabbits.
Climate and hydrographic network
On the territory of the commune flow 3 more and more rivers, especially in the hilly area whose flows increase significantly during the rainy season.
Main rivers: the Râu Mare, Streiul and Sibişelul.
The river courses are regulated by Hydro Power System, which has caused the accumulation of three lakes in the commune's territory:
Partial Unciuc Lake, Acreage Lake Orlea and Bucium Lake Bucium.
The climate generally meets the features of the four-seasons mountain range. It has temperate-continental character with specific submontane. The differences between the cold and hot season average temperatures are moderate. The precipitation regime is quite rich, being characteristic of the foothills at the foot of the mountains. The dominant winds are determined by the geographical position of the commune, predominantly from the west.
Average annual temperature + 8 °
First day of freezing 1.X. - 11.X.
Last day of frost 21.IV. - 1.IV.
Data mentioned in the Climatic Atlas of RSR, 1966 edition
The average annual rainfall is approx. 800mmm
Annual number of days with precipitation 0.1mm = 130-140 days.
The annual number of days with snow is 25-30 days.
The number of days with snow cover is about 60.
The most rainy month is June, followed by May.