+22 Rosemary In Vegetable Garden Raised Bed References. Marigolds are an excellent insect repellent since they repel nematodes and other pest. Web the first step in planting rosemary on a raised garden bed is to prepare the area by digging a hole two feet deep, four inches wide, and two feet long.

Rosemary should be planted 2 to 4 feet apart. A raised bed is a garden plot that is elevated above the surrounding soil, either by using a frame or by mounding the soil. The first step in determining the proper watering frequency for your rosemary plants is to test.