Deadheading will not only encourage many more flowers, it will create a longer blooming period. Another tip to increase plant growth is to pinch the central growing tip of the plant. This will produce side shoots further down the stem, creating a bushier plant that will produce more flowers throughout the season.
Lavender Hidcote - This easy-to-grow sun perennial thrives in full sun normal garden soil. Plants vigorously grow to form mounds of fragrant, silvery foliage 18 tall 24 wide. This drought-tolerant hardy perennial has extremely fragrant foliage