One species is cultivated: the Araucaria heterophylla, also known as the "house spruce."

 In indoor gardening, one species is most often grown: the Araucaria heterophylla, also known as the "house spruce." It is an ideal plant for winter gardens. The genus comprises approximately 19 species, of which only a few are found in cultivation and landscapes. The Araucaria heterophylla is the most popular species. 

One species is cultivated:
 the Araucaria heterophylla,
 also known as the "house spruce."

 It is often sold as the "house spruce." It has a regular pyramidal crown and soft green needles. The Araucaria araucana is known as the "Chilean pine." It is distinguished by its stiff, spiny, triangular leaves. Grown as a street tree in regions with a moderately warm climate, the columnar pine (Araucaria columnaris) is native to New Caledonia and is often used in tropical landscaping, and is also occasionally grown in winter gardens as large specimens.

The Chilean pine (Araucaria araucana) is a relict evergreen coniferous tree in the Araucariaceae family, native to Chile and Argentina.

 The Chilean pine (Araucaria araucana) is a relict evergreen coniferous tree in the Araucariaceae family, native to Chile and Argentina, known as a "living fossil." It reaches 60 m in height, has stiff, needle-like foliage, and large edible seeds. It is used in ornamental gardening and requires a warm climate.

The Chilean pine
 (Araucaria araucana)
is a relict evergreen
coniferous tree in the
Araucariaceae family,
native to Chile and Argentina.

 Key characteristics and features:

 Appearance: A very large tree, lower branches may lie on the ground; the crown becomes umbrella-shaped with age.

 Needles: Dark green, very stiff, glossy, triangular, densely covering the branches, lifespan 10–15 years.

 Cones: Female cones are spherical, up to 18–20 cm in diameter, and weigh up to 1.5 kg.

 "Monkey Puzzle": The name refers to the unusual branches covered with sharp needles, making them difficult to climb.

Araucaria chilensis. Tree.

 Araucaria araucana (lat. Araucaria araucana) is a coniferous tree.

 This is a very large tree - some specimens reach a height of 60 m with a trunk diameter of up to 1.5 m.

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Araucaria chilensis. Tree.

 Homeland - Chile and the western part of Argentina. As an ornamental tree, it is common in Western Europe.