Complex sentence: The "Parlour Palm" is often grown as a houseplant, where grows to a 2 m (6 feet) tall with very slow growth, and prefers moderate to high humidity, but will grow in low to average home humidity.
Split into simpler sentences: The "Parlour Palm" is often grown as a houseplant, where it grows to 2 m (6 feet) tall with very slow growth. Although it prefers moderate to high humidity, this palm will grow in low to average home humidity.