Heather Stoven

Tenga en cuenta que es posible que esta persona no hable español.

Small Farms , Community Horticulture

Tenga en cuenta que es posible que esta persona no hable español.

Yamhill: 503-434-8910
[email protected]

Programs: OSU Small Farms , Yamhill County Master Gardeners , Mid-Willamette Valley Small Farms

Locations: Yamhill County

Content by Heather Stoven

Encouraging beneficial insects in the garden

Beneficial insects prey on garden pests, pollinate plants and provide a range of benefits to the gardener. Learn how to create a garden space that provides food, habitat and diverse plants that support beneficial insects.

Nicole Sanchez, Heather Stoven | Oct 2025 | OSU Extension Catalog

Gallery of insect predators

Beneficial insect predators prey on many common garden pests. Learn to recognize these "good bugs" in their various life stages. Protecting them can help control pest populations in your garden.

Nicole Sanchez, Heather Stoven | Oct 2025 | Educational gallery

Emerald ash borer in Oregon: what to do now — and what to plant next

Don’t remove healthy ash preemptively, learn the symptoms and start planning resilient replacements.

Kym Pokorny | Sep 23, 2025 | News story

How to care for plants after a heat wave

Not all damaged plants are beyond saving

Kym Pokorny | Jul 10, 2025 | News story

Grevillea for Western Oregon gardens

The top 5 performing plants of Grevillea for western Oregon landscapes.

Heather Stoven, Neil Bell | Apr 2025 | Educational gallery

Olea project supports development of Oregon’s olive industry

The goal is to grow as many olive cultivars as possible in a field evaluation and to select cultivars best adapted to the region.

Heather Stoven, Neil Bell | Jan 2025 | Impact story

Most valuable Oregon agricultural commodity benefits from OSU plant trials

Development of genuinely low-input landscapes for Western Oregon will require use of drought-tolerant, evergreen ground covers, few of which are currently used in local landscapes because data on their adaptability to local conditions are not available.

Heather Stoven, Neil Bell | Jan 2025 | Impact story

Plant bulbs in pots now for vibrant blooms in spring

Bulbs often do better in pots than in the ground because pots provide better drainage, critical for their long-term survival.

Kym Pokorny | Oct 24, 2024 | News story

Manzanitas for Western Oregon Gardens

The top 5 performing plants of manzanita for western Oregon landscapes.

Heather Stoven, Neil Bell | Oct 2024 | Educational gallery

Garden Future

What's the future of gardening in Oregon? Changes in climate are impacting gardening. We're talking about it and gathering solutions to support gardeners now and into the future. Learn how Oregon gardeners are experiencing climate...

LeAnn Locher, Brooke Edmunds, Erica Chernoh, Megan Wickersham, Amy Jo Detweiler, Signe Danler, Amanda Woodlee, Heather Stoven, Grace Florjancic, Shannon Rauter, Sarah West, Srijana Shrestha, Otillia Schreuder, Amy Espinoza, Marcia McIntyre, Kendal Johnson | Project

Plant spring-blooming bulbs in fall for years of low-maintenance color

Bulbs are naturally drought tolerant because they go dormant in summer and require no watering.

Kym Pokorny | Sep 3, 2024 | News story

Rockroses for Western Oregon gardens

The top 5 performing plants of Cistus for western Oregon landscapes.

Heather Stoven, Neil Bell | Aug 2024 | Educational gallery

Don’t panic: Manage garden pests with smart, safe strategies

OSU Extension expert recommends integrated pest management over quick sprays.

Kym Pokorny | Aug 13, 2024 | News story

Top 5 plants for unirrigated landscapes in Western Oregon

Drought-tolerant landscape plants for Western Oregon, including California lilac (Ceanothus), Rockrose (Cistus and Halimium), Manzanita (Arctostaphylos), Spider flower (Grevillea) and ground cover shrubs.

Heather Stoven, Neil Bell | Jul 2024 | Collection

Butterflies wing their way into the garden with the proper room and board

And somewhere there must be a sunny spot for the butterflies to warm their blood. They rarely take flight when temperatures are below 60 degrees.

Kym Pokorny | Jul 24, 2024 | News story

Drought-tolerant landscape plants for Western Oregon: site selection and preparation

Western Oregon gardens and landscapes can flourish without summer irrigation - when you choose the right plants. This series, based on decades of on-farm research, can provide some ideas and go-to plants to help create a ...

Heather Stoven, Neil Bell | Jul 2024 | OSU Extension Catalog

California Lilac (Ceanothus) for Western Oregon gardens

The top 5 performing plants of Ceanothus for western Oregon landscapes.

Heather Stoven, Neil Bell | Jul 2024 | Educational gallery

Hydrangeas bring beauty and variety to Oregon gardens

Pick the right hydrangea and learn planting, pruning and bluing tips.

Kym Pokorny | Jun 4, 2024 | News story

Bilingual gardening program boosts food access in Yamhill County

Garden to Table is increasing access to healthy food, reducing grocery costs and building community connections.

Heather Stoven | Apr 2024 | Impact story

Keep aphids under control with low-risk, natural strategies

A balanced garden attracts allies that keep aphids in check.

Apr 11, 2024 | News story

OSU’s Olea Project responds to grower interest in producing olives

OSU trial tests whether olives can take root in Oregon’s changing climate.

Kym Pokorny | Dec 7, 2023 | News story

Set houseplants up for success: right plant, right place

Match plants to light, water lightly in winter and keep an eye out for pests to grow healthier houseplants with less fuss.

Kym Pokorny | Nov 9, 2023 | News story

Ground bee identification?

P: I have bees in my lawn. There’s a little mounds/holes that they come out of. Is it okay to get rid of them? How do I do that? Thank you.

R: View answer | View all featured questions

Stink bugs and boxelder bugs everywhere?

P: The exterior of my house is covered in stink bugs and boxelder bugs. Occasionally, some also get inside my home. How do I get rid of them without using pesticides?

R: View answer | View all featured questions

Gardening with Oregon Native Plants West of the Cascades

Growing a garden in western Oregon is easier when you include native plants. That’s because native plants are adapted to our wet winters and dry summers. Native plants also provide benefits to native pollinators...

Linda R. McMahan, Heather Stoven, Erika Szonntag | Oct 2022 | OSU Extension Catalog

Winter Vegetable Production on Small Farms and Gardens West of the Cascades

The mild climate west of the Cascades allows farmers and gardeners to grow many winter-hardy crops in the field for winter and spring harvest. A wide range of alliums, leafy greens, brassicas and root crops do...

Nick Andrews, Heather Stoven, Heidi Noordijk, Lane Selman, Kelly Streit, Brooke Edmunds, Neil Bell, Victoria Binning | Jun 2022 | OSU Extension Catalog

How to help hydrangeas weather a heat wave

A heat wave can turn a hydrangea's lush green leaves and beautiful blooms brown and brittle in no time. But it doesn't have to be that way. Here's what gardeners can do to protect hydrangeas from the heat.

Heather Stoven | Jul 2021 | OSU Extension Catalog

El Escarabajo Japones en Oregon

l escarabajo japonés es originario de Japón, donde es considerado una plaga de poca importancia. Los JP adultos son generalistas lo que significa que pueden alimentarse de más de 300 especies de plantas, ...

Heather Stoven, Jessica Rendon, Gail Langellotto, Silvia I. Rondon | Jul 2021 | OSU Extension Catalog Peer reviewed (Gray level)

What Can I Do with My Small Farm? Selecting an Enterprise for Small Acreages

Covers the many factors involved in making decisions related to the use of small-farm property. Discusses the small farm as a hobby, an agricultural tax deferral, and a family income. Explains how to match crop...

Amy Garrett, Chip Bubl, Garry Stephenson, Maud Powell, Lauren Gwin, Melissa Fery, Heather Stoven | Jun 2021 | OSU Extension Catalog

Vegetable degree-day models: An introduction for farmers and gardeners

Degree-days help predict plant development based on heat accumulation. Learn how Croptime, an online tool, uses models to improve vegetable farming and weed management.

Nick Andrews, Leonard Coop, Heather Stoven, Heidi Noordijk, Aaron Heinrich | Feb 2025 | OSU Extension Catalog

Enhancing Urban and Suburban Landscapes to Protect Pollinators

The way we garden can help promote the health of bees and other insects. This guide offers detailed plant lists, garden designs and advice on creating pollinator habitat.

Andony Melathopoulos, Neil Bell, Signe Danler, Amy Jo Detweiler, Iris Kormann, Gail Langellotto, Nicole Sanchez, Heather Stoven, Dave Smitley | Dec 2024 | OSU Extension Catalog

Managing diseases and insects in home orchards

This pest management guide is for the home gardener. It recommends management practices for controlling diseases and insects in home orchards. It doesn't meet the exacting requirements of the commercial fruit grower.

Jay W. Pscheidt, Heather Stoven, Ashley Thompson, Brooke Edmunds, Nik Wiman, Richard Hilton | Jun 2024 | OSU Extension Catalog

Trees and Shrubs for Fall and Winter Bloom

Fall and winter flowers add cheer in the Pacific Northwest's rainy season. Flowering shrubs are also a boost to pollinators, providing nectar and pollen when little is available. Learn what shrubs and trees to plant now to brighten your garden in the months to come.

Neil Bell, Heather Stoven, Andony Melathopoulos | Jun 2023 | OSU Extension Catalog

Is a strawberry tree a good choice?

P: My daughter lives in Salem and we would like to plant a Strawberry Tree (dwarf Arbutus unedo). Can you verify the growing zone there? There are a couple of arbutus outside the Salem library that seem to have weathered well, but is it common for them to freeze in Salem winters?

R: View answer | View all featured questions

Best management practices for Christmas tree export

This guidebook provides producers and shippers of Christmas trees with the tools to both identify and manage some of the export pests of greatest concern to trading partners.

Heather Stoven, Chal Landgren, Luisa Santamaria, Helmuth Rogg, James LaBonte | Mar 2023 | OSU Extension Catalog

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