The lake is the point of the town, and it is also the drainage problem. Shoreline lots shed water toward the water, banks erode where wakes and winter rain meet a soft edge, and inland yards stay damp because the water table and the clay do not let a storm leave quickly. A lawn that drains toward the lake should not be fed hard, and should not be fed at all if the product can reach the water.
Snohomish County · ZIP 98258 · 2020 population 34,385
Keep the nutrients in the yard
We use slow-release, we stay back from the bank, and we will not fertilize a slope that sheds into the lake. The upper lawn, if it is tired and the soil is open, gets a modest fall feeding.
If the color problem is moss and saturation, food is the wrong first step. We would rather aerate and fix the wet spot than green up a lawn that is leaking nutrients downhill.
The ground in Lake Stevens
On the water, the work is the bank and the view. A retaining edge, native shoreline plants such as red osier dogwood, and a rain garden or a drain that slows runoff before it hits the lake do more for the property than a strip of sod at the top of an eroding slope. Fertilizer and bare soil washing into the lake are how a nice lawn becomes a neighbor problem.
Off the water, in the newer neighborhoods, the soils were compacted during construction and the lawns were rolled out on top. They look fine in July and sour in February. Aeration, a real topdressing, and getting the downspouts away from the foundation are the unglamorous jobs that keep those yards from turning to moss. Patios here are for the view. We build the base as if it will be wet half the year, because it will.
How we do the work
Most “hungry” lawns we see are wet, shady, or mowed to the dirt. Fertilizer on that lawn feeds the moss and burns the grass if the rate is hot. We fertilize after we know the lawn has light, drainage, and a thatch layer thin enough for the product to reach soil.
We use slow feed, not a cheap quick green that is gone in three weeks and yellow after. Lime when the soil is sour. We do not stack lime and a heavy nitrogen app on the same afternoon and hope.
If the lawn is mostly moss, we say so and we sell the dethatch instead of a bag. Food is the last step, not the first.
What we look at first
- Moss versus thin grass
- How short it has been cut
- Whether the lawn drains
- A soil read before we lime, not a guess
Moss products
Iron blacks the moss. It does not remove the shade or the water that grew it. We use it as a tool after the mat is managed, not as the whole plan. Dead moss still has to be raked out or you are looking at a black carpet.
Lime, separately
Western Washington soil is often acidic, and moss likes it that way. Lime changes the pH slowly. It is not a moss killer and it is not a fertilizer. We apply it when the lawn needs it, and we do not bury it under a heavy nitrogen app the same hour.
Pets and kids
Keep them off until the product is watered in and the blades are dry. We use common lawn fertilizers, not a mystery mix, and we still do not treat them as something to play in while they are sitting on the leaf.
More from this crew
- Lawn fertilization across Snohomish County
- Lawn weed control in Lake Stevens
- Lawn aeration in Lake Stevens
- Lawn seeding in Lake Stevens
- Lawn mowing in Lake Stevens
- Lawn fertilization in Everett
- Lawn fertilization in Marysville
- Lawn fertilization in Snohomish
Sources for the climate and the water
- USDA plant hardiness map for choosing plants that can take a Snohomish County winter.
- EPA WaterSense on watering less once a lawn or a new planting is established.
- EPA Soak Up the Rain on keeping roof and yard water from becoming someone else’s problem.
