Johnson Grass

Lime Painted Rock and Pebbles

kurosawa added on July 27, 2011 | Answered

Will rocks and pebbles painted with lime prevent Johnson grass and other bad weeds from growing in a Japanese rock garden?

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Answered on July 30, 2011

No, lime effects pH, it does not have any effect as a grass killer. You could apply weed killer with a paint brush to help get it under control. But you will have to be very careful with the application.

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