Jim from Midland, Mi writes
Have used Round Up (75% concentration) and had limited damage to Myrtle.
Hi-Yield 2, 4-D Selective Weed Killer is not labeled to safely be applied to Myrtle ground cover, so we cannot recommend it. Spot treating with a glyphosate product such as RoundUp QuikPro would be the best and safest option.
Answer last updated on: 07/27/2015