Before applying fertilizer or any other soil amendment, it's a good idea to see what the soil already contains. That way you ...

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Winter is actually one of the best times to test your soil pH. The cold slows down changes in the soil, so your results are ...

Wildfire survivors across Los Angeles County are discovering that the most dangerous consequence from a wildfire isn’t always visible. Lead, arsenic, and other toxic metals could be hiding deep in ...

These DIY tests uncover your soil's texture and drainage rate. Then you'll know which plants will grow best in your garden ...

If you want your plants to grow big and healthy, soil quality matters. Even if you aren’t planning on growing a lush veggie garden, all plants need nutrients to grow, in addition to light and water.

Soil testing begins with the homeowner, gardener, and farmer. The most critical step in soil testing is soil sample collection. Soil testing can help growers make informed decisions about fertilizer ...

Over three days in late March, four Los Angeles Times environment reporters and an editor fanned out across the Eaton and Palisades burn scars to collect 40 soil samples from residential properties: ...

Why is a Los Angeles-based foundation funding soil testing of 1,200 homes for toxic substances such as lead and arsenic in the Palisades and Altadena fire zones? Because federal agencies overseeing ...