|'Green Giant' is another eponymous cultivar, producing oversized leaves with a stunning, green reverse-side, and the new foliage is put forth in gold-tones. Mature height will be around sixty feet. This evergreen tree has a broadly conical growth habit. Leaves are dark green, leathery, glossy, broadly ovate, to 8 inches long with rusty, hairy undersides. Large fragrant flowers are cup-shaped and creamy white with 9 to 10 petals up to 10 inches across.