Soil Fertilizer

Feed most garden plants every 4–6 weeks in the growing season, then adjust for plant type, fertilizer, and soil.

Most home gardens do well with fresh mulch once a year, with small touch-ups as the season wears on.

Most home gardens need fresh mulch once a year, with extra top-ups based on mulch type, weather, and how fast it breaks down.

Most vegetable gardens thrive with 6–12 inches of rich topsoil, with deeper beds for root crops and poor native soil.

Most flower gardens thrive with 6–12 inches of loose topsoil, deep enough for roots to spread and hold water.

Most garden beds need 8–12 inches of topsoil for vegetables, and up to 18 inches where roots need extra depth or native soil is poor.

Most raised beds need 8–12 inches of topsoil and compost mix, which you can size by multiplying bed length × width × depth.

Most home gardens do well with 6–12 inches of topsoil, with deeper layers for root crops and raised beds on hard ground.

For a raised garden bed, multiply length × width × depth for cubic feet, then divide by 27 for yards and match to bag sizes.

Topsoil needs match your bed size and depth—measure area, pick a depth, and convert the volume to cubic yards for ordering.