Ask Tom: Metals in Granulated Poultry Litter

Ask Tom: Metals in Granulated Poultry Litter

Dear Tom – We use a granulated poultry litter product that is OMRI (Organic Materials Review Institute) listed for organic production. I read that those products may have high levels of metals that can accumulate over time and damage our soil. Should we be concerned?...
Ask Ruth: Soil Solarization

Ask Ruth: Soil Solarization

Dear Ruth, Greetings from SW North Dakota. I had some problem with blight the past few years. I was told to place clear plastic in the latter part of the summer in the area where you plan to grow tomatoes the following year. l staked down the plastic and checked the...
Ask Tom: Late Blight on Tomatoes

Ask Tom: Late Blight on Tomatoes

Dear Tom – How do you still have tomatoes in the fall? My plants went down with late blight. — Frustrated Frustrated – For years the only reliable organic solution to late blight (Phytophthora infestans) was spraying copper and growing in a greenhouse or...