How to Water perennial phlox 'Border Gem'?
Keep soil evenly moist with good air circulation

perennial phlox 'Border Gem' · Phlox paniculata 'Border Gem'
Will grow well in fertile moist but well-drained soil in full sun or partial shade. Apply fertilizer in Spring to promote growth or a thin layer of compost top dressing to add nutrients to the soil. Pinch back growing tips to promote bushiness.
Keep soil evenly moist with good air circulation