Nutrient fixers and accumulators

These plants bring up nutrients (potassium, magnesium, calcium, sulfur, and others)from deep in the soil.

Daikon radish, chicory, yarrow, chamomile, fennel, lamb's quarters,

See Designing and Maintaining Your Edible Landscape, by Robert Kourik for a comprehensive list. Get through ILL because not owned by WCL nor available through Amazon.

Alfalfa - roots go down 20-30 feet, sometimes 100 feet, but not in soils with rock layer or hardpan. Supplies phosphorous, potassium, magnesium and trace minerals

Dandelion - presence indicates the subsoil is easy to penetrate and that soil may be suitable for alfalfa

Amaranth - commonly found where ever the soil has been disturbed; one of the best plants for pumping nutrients from the subsoil; especially good to grow with potatoes but can take over; valuable food source

Borage - excellent provider of potassium, calcium and other natural minerals