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Coffee grounds and soil trial

Popular gardening advice touts the benefits of coffee grounds for acid loving plants, as a slug repellant and soul amendment. Little research based information is available to back up many of these claims. From November 2008 to...

Jun 2009 | Article

Poor soil? Build up with raised beds

Framed or mounded, raised beds give plant roots the space they need

Kym Pokorny | Nov 8, 2016 | News Story

Sheet mulching — aka lasagna composting — builds soil, saves time

Sheet composting, also referred to as lasagna composting or sheet mulching, is a cold composting method used by people around the world for generations. It is an excellent way to convert grass to vegetable beds, create new ...

Jan 2013 | Article

Some Garden Myths and What Research Has to Say

From the myth of collapsing root balls to myth of compost tea - learn the facts about a range of tips you may have heard through the years about healthy soil, pretty mulch, and more.

Richard Little | Feb 2014 | Article

Gardening with Compost

Compost is an excellent mulch when placed on top of soil. It is a source of fertilizer and a soil conditioner when it is worked into the soil. Following the steps in this handout, a home gardener can turn grass clippings, leaves, and other yard debris into compost for home use.

May 2018 | Fact Sheet

Three methods for no-turn cold composting

Recycling organic debris for composting and improving soil doesn’t have to be a chore! If hot composting is not for you, try one of these easy cold-composting methods. Each has advantages and disadvantages but the end result is the same: improved garden soil and less organic waste in landfill.

Jul 2017 | Article

Composting Overview

Introduction to soils; What is CEC; The role of organic matter in plant nutrition; What is composting; Why compost; What to compost; The C:N ratio

Sam Angima | Jun 2010 | Presentation

Raised Bed Gardening

Gardening in raised beds has been a common practice for centuries. "Raised" means the soil level in the bed is higher than its surrounding, and "bed" implies it is small enough to work from the walkways.

May 2018 | Fact Sheet

Would my garden benefit from a java jolt?

Q: We hear about adding coffee grounds to garden soil. What are the benefits?

A: View answer | View all featured questions