Sharing the Harvest: Global Crops Take Root in Seattle

PCC Sound Consumer May 5, 2026
The program began when people sought advice from the Tilth gardening hotline or other educational programs on how to grow plants that were familiar to their families but seldom seen growing locally — bitter melon or amaranth, medicinal herbs like ashwaganda or astralagus.
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The Timeless Art of Seed Saving and How to Start

PCC Sound Consumer September 4, 2025
Every time you spit out a watermelon seed or compost the seeds of an unused bell pepper, you have a choice: to toss or reuse. Many of us have grown accustomed to the first option because we’re not aware of the second. Yet seed saving — collecting seeds from one harvest to plant the next — is both timeless and timely. Now more than ever, it carries profound implications both for individuals and for the planet.
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How to Harvest Parsley for Fresh, Full Flavor

Martha Stewart July 30, 2025
Whether you’re grabbing a pinch of parsley for a garnish or storing a bunch in your freezer, knowing how to properly harvest this herb will guarantee delicious flavor.
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Bee the Change: How to attract pollinators to your PNW garden

Seattle Refined May 20, 2025
If you’re looking to breathe new life into your garden while supporting the ecosystem, it’s time to plant for pollinators.
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Stop and smell (and weed and prune) the roses — it’s good for you

The Seattle Times March 21, 2025
For some, gardening is a chore, but those who take care of plants tend to have greater hand strength, smaller waists, better balance and eat more fruits and vegetables. They fall less often and walk faster. Caring for even a single houseplant can improve the mental health of isolated seniors.
Read More Stop and smell (and weed and prune) the roses — it’s good for you

5 Times Buying Seedlings Is Better Than Starting Seeds, According to an Expert

Better Homes & Gardens March 15, 2025
We spoke to horticulturist Laura Matter, who leads the Natural Yard Care Program and Garden Hotline for Tilth Alliance in Seattle, Washington. Here’s her expert advice on when it’s best to opt for seedlings over seeds.
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The big O: Does organic ag want big industry’s help to save the world?

The Bulletin December 14, 2024
Organic agriculture gained momentum in the 1960s amid protest movements, but conventional growers at the time viewed it with disdain as “hippie fluff.” Initially, organic growers were small-scale, selling at cooperatives and natural food stores, Dempster said during the recent Tilth Conference.
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My Tilth-fueled Life

PCC Sound Consumer November 20, 2024
As a kid on a North Dakota wheat farm, I didn’t imagine that agriculture or organic gardening would hold me in thrall. But when I moved to Seattle for work after college, I saw the mild, green climate, and thoughts of growth just sprouted.
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Celebrating alternative agriculture: the 50th anniversary for Tilth

Salish Current November 19, 2024
This week, Nov. 14–16, the Tilth Alliance is celebrating its 50th anniversary at a conference in Vancouver. Tilth may not be well known across Northwest Washington by name, but the community impacts the organization has cultivated are notable and familiar.
Read More Celebrating alternative agriculture: the 50th anniversary for Tilth