Some cultivars grow to as much as 5 to 6 feet tall, forming large, bushy mounds while others stay low and spreading, reaching up to 4 feet wide, but only 1 to 2 feet in height.
How quickly does lantana spread?
Height/Spread: In areas where treated as an annual, lantana grow 3 to 4 feet tall and 1 to 3 feet wide in a single season.
How far apart should I plant lantana?
Select a location in full sun with good, rich, moist, organic, well-drained soil. Provide plenty of space when planting to ensure good air circulation and prevent powdery mildew. Space plants 18-24 inches apart.