Lebanon Soil Delivery

How much topsoil do I need to level out a bumpy lawn on my Lebanon property?

For lawn leveling in Lebanon, a topdressing of half an inch to 1 inch of screened topsoil is usually enough to fill small low spots without smothering existing grass. For larger depressions common on older Lebanon properties where frost heaving has shifted grades over many winters, you may need 2 to 4 inches in targeted areas. Our calculator can help you estimate total cubic yards once you have mapped out the areas that need the most attention.

When is the best time to add topsoil to a Lebanon lawn or garden bed?

For lawn work, late August through mid-September is ideal in Lebanon because the soil is still warm, grass seed germinates quickly, and new plants have time to establish before the October 1 first frost arrives. For garden beds, early to mid-May after the last frost date of April 15 is the sweet spot for soil work. Avoid working any soil when it is saturated from spring snowmelt, which can destroy the structure of even good-quality screened topsoil and leave it compacted and cloddy.

Will the topsoil I add wash away given that Lebanon gets 40 inches of rain per year?

Erosion is a real concern on slopes in Lebanon, especially during the heavy rain events that move through the Upper Valley in May and June. To keep new topsoil in place, spread it at the recommended depth and seed or plant as quickly as possible, since bare soil is the most vulnerable surface during a downpour. On steeper slopes, consider pairing topsoil with a layer of hardwood mulch or straw to stabilize the surface while new vegetation establishes over the first season.

What is the difference between topsoil and garden mix for a Lebanon raised bed?

Screened topsoil is a good general-purpose base for filling raised beds in Lebanon, but garden mix that includes compost and other organic amendments will produce better results for vegetable and flower growing. Lebanon's short growing season puts a premium on soil fertility because plants have less time to recover from nutrient stress before the October 1 first frost ends the season. A blended garden mix gets plants off to a faster start, which matters a great deal when your frost-free window only runs about 150 days.

How do I know if my Lebanon property has drainage problems that should be solved before adding topsoil?

The clearest sign is standing water that persists for more than 48 hours after a heavy rain, which is common on Lebanon properties where glacial till creates a slow-draining layer just beneath the surface. Before adding topsoil in those areas, grading or subsurface drainage solutions should be addressed first. Adding good soil over a drainage problem without fixing the underlying issue will simply create a new layer of waterlogged, root-suffocating material.

How do I figure out how many cubic yards of soil I need for a new garden bed in Lebanon?

Measure the length and width of your bed in feet and multiply those two numbers together to get square footage. Then decide on your fill depth, typically 8 to 10 inches for a new in-ground bed where you are working over Lebanon's native glacial till. Multiply your square footage by your depth in feet, divide by 27 to convert to cubic yards, and add about 10 percent for settling. Our soil calculator on this page walks you through every step.