Crimson Sentry Norway Maple TreeDeep Purple Foliage in Summer Why Crimson Sentry Norway Maple Trees? The typical maple provides brilliant color in fall but the Crimson Sentry Maple Tree does it all, showing off its beautiful purple leaves all summer. And no matter where you live, north or south, the Crimson Sentry delivers its bold, vibrant tones almost anywhere. Plus, the Crimson's heavy, upright branching on a smaller silhouette means a full look that fits right into nearly any