Are Perovskia and Pineapple both types of plant?
yes
Title: Perovskia atriplicifolia
Passage: Perovskia atriplicifolia ( ), commonly called Russian sage, is a flowering herbaceous perennial plant and subshrub.  Although not a member of "Salvia", the genus of other plants commonly called sage, it is closely related to them.  It has an upright habit, typically reaching 0.5 - , with square stems and grey-green leaves that yield a distinctive odor when crushed.  It is best known for its flowers.  Its flowering season extends from mid-summer to late October, with blue to violet blossoms arranged into showy, branched panicles.
Title: Perovskia
Passage: Perovskia is a genus of flowering plants in the mint family, Lamiaceae.  Members of the genus are native to southwestern and central Asia.  It includes the garden plant Russian sage ("P. atriplicifolia").
Title: Pineapple
Passage: The pineapple ("Ananas comosus") is a tropical plant with an edible multiple fruit consisting of coalesced berries, also called pineapples, and the most economically significant plant in the Bromeliaceae family.
Pineapple Perovskia