Gardening

Using sustainable and research-based techniques, learn how to grow your own vegetables, connect with other gardeners, or use Ask an Expert to seek gardening advice. Watch a video about the OSU Master Gardener program in Newport, Oregon.

Things to do in March

  • Fertilize evergreen shrubs and trees, only if needed. If established and healthy, their nutrient needs should be minimal.

  • Divide hosta, daylilies, and mums.

  • Prune ornamentals for air circulation and to help prevent fungus diseases.

Gardening Tips

How to keep butterfly bush from spreading noxiously
Butterfly bush, or Buddleia, can be a very aggressive non-native plant that, in certain situations, can overtake native vegetation. Take care to cut blossoms off in the fall.
These ornamentals can be much too successful in Oregon
Some ornamentals are much too “successful.”
English ivy is an invasive weed in Pacific Northwest
English ivy can completely engulf shrubs and encircles tree trunks of all sizes, leaving nothing uncovered.
Oregon’s noxious weed puncturevine seeds are vicious
Puncturevine seeds can give your bike tire a flat.
Aggressive Japanese knotweed requires persistence to eradicate
Japanese knotweed is a botanical bully in western Oregon, Washington and British Columbia. Here’s how to discourage it.

Gardening Courses

Master Gardener Online

Learn the art and science of growing and caring for plants, and even become a Master Gardener, through this two-option online course.

Become a water-wise gardener

Plant an economical and environmentally friendly and garden with the help of the WaterWise Gardening online course series.

Popular Publications

A new publication from OSU Extension shows a full-circle approach to gardening on school grounds
Use this self-guided learning module to find information on grapevine nutrient needs and how to diagnose problems with disease, insects, drought, sunburn, and herbicides.
Learn how to create a "cloche" that can be used to protect your plants from cold weather.
If you lack space for a garden, consider raising vegetables in containers.
Making a poor garden better often begins with the soil. If your garden soil is poor, consider giving it some help.
Strategies to to keep the bugs out of your garden.
Improve your soil by adding organic matter and creating raised beds.
Basic instructions on how to prune your trees.

Question of the Week

The top (grafted part) of our dwarf cherry tree died. We have other cherry trees and would like to graft a new top on it. What is the best type of graft to make?

Upcoming Events

Mar. 07, 2015 9:00am - 12:00pm
This is a morning full of short classes on essential gardening information taught by Oregon …
Mar. 07, 2015 10:00am - 2:00pm
Annual TREE SEEDLING SALE happens on Saturday, March 7th, at the Lincoln County Fairgrounds (4-H …
Mar. 10, 2015 7:00pm - 9:00pm
This program at the Multnomah County Master Gardener chapter meeting will feature Gail Langellotto from …
Mar. 11, 2015 9:30am - 11:30am
What We'll Cover: How and when to get started, costs, city requirements Learn the importance …
Mar. 12, 2015 10:00am - 12:00pm
TURNING DIRT INTO SOIL, with Claudette, Sally R., & Sonja, at Newport Public Library Conference …
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