The American holly grows to a height of 40–50′ and a spread of 18–40′ at maturity.

Are holly trees fast growing?

Regardless of its proximity to others in the species, Nellie Stevens Hollies are considered fast-growing trees, and they can grow as much as 3 feet a year. This is much higher than other trees, which can grow as little as 6 inches in a given growing season.

How fast do holly trees grow?

Flowering season(s)SummerSoil moistureMoist but well-drainedUltimate heightUp to 15m (50ft) depending on varietyUltimate spreadUp to 8m (26ft) depending on varietyTime to ultimate height20-30 years