Flowers in the Attic

Flowers in the Attic is a 1979 Gothic novel by V.C. Andrews. It is the first book in the Dollanganger Series, and was followed by Petals on the Wind, If There Be Thorns, Seeds of Yesterday, and Garden of Shadows. The novel is written in the first-person, from the point of view of Cathy Dollanganger. It was twice adapted into films in 1987 and 2014. The book was extremely popular, selling over forty million copies world-wide.

Question: was there a sequel to flowers in the attic
Answer: yes