Biochar 101

Biochar is charcoal that is made from renewable carbon-based resources (i.e. biomass) like crops, wood, yard waste, and manure. This biomass is burned at high temperatures in an anerobic environment to create the charcoal. Biochar has proven to be an extremely beneficial amendment for plant and soil health. Biochar also plays a part in mitigating […]

Ladybug on Green Grass Over Green Bachground

Lady Bugs – Tips for a Successful Release of these Beneficial Insects 1

Keep the lady bugs refrigerated until dusk (they are less likely to fly away). Mix the packet of beneficial insect food with 1 pint water (even better if water is non-chlorinated…you can let tap water stand for a while and the chlorine will evaporate out of it). Water the ground around any plants that are […]

Walt’s top 10 Gifts for Gardeners (all under $20!)

Get your favorite gardener something they will really use this year. Walt’s Rainy Pacific North West Blend Organic Fertilizer: Give their garden a boost with this 7-4-9 all-purpose organic fertilizer. Great for veggies and ornamentals a like. If your gardener is a vegetarian try our Organic Garden Blend Vegan fertilizer instead. Seattle Tilth’s Maritime Garden […]

christmas cat and dog


Walt’s top 5 Natural Nitrogen Soil Conditioners for the Garden

(In no particular Order) Fish Meal: We’ve all heard the story of Squanto teaching the Pilgrims how to grow maize with Fish. Fish meal keeps with that tradition. A great slow release fertilizer best added early in the season. Fish Meal will help your young plants get firmly established by giving them an essential boost in nitrogen, with […]

Cation Exchange Capacity: What is it and why is it important?

This is a complicated subject, and we don’t claim to be experts, but here is a quick and dirty explanation. A soil’s ability to react with positively charged molecules is called it’s cation exchange capacity (CEC). The higher the CEC, the higher the negative charge of the soil and the more cations that can be […]


Dolomite Lime Flour

Ag Lime, Dolomite, Gypsum, Oyster Shell…What Kind of Calcium Do You Need?

There is a lot more that could be written on this topic, but here are the quick and dirty differences between calcium sources for your soil. Agricultural Lime: Calcium carbonate – CaC03 Pure calcium carbonate is used to help prevent the spread of various diseases, such as powdery mildew, black spot, and blossom end rot. […]

Why Use Organic Fertilizer On My Lawn?

This is a question that comes up a fair amount here at Walt’s. ‘Why use organic fertilizer on my lawn (or any ornamental for that matter).  I’m not eating the grass so it doesn’t really matter right?’   Not exactly. organic fertilizer acts like a key to unlock your soil’s potential Organic fertilizers (like Walt’s […]