Clackamas County Master Gardeners

10-Minute University™ Videos

10-Minute University™ is the trademark of short classes on essential gardening information, taught by Oregon State University Extension Service Master Gardeners.

10-Minute University™ |  10-Minute University™ Handouts   |   10-Minute University™Videos 


Low Care Fruit Trees


Early Season Vegetables


Managing Slugs


Attracting Pollinators


Pruning Fruit Trees


Spring Gardening Tips


Tomato Varieties


Starting Tomatoes from Seeds


Cultural Practices for Tomatoes


Planting Tomato Starts


Planting Tomatoes in Your Garden


Lawn Care


Pruning Trees and Shrubs


Blueberry Cultivars and Planting Tips


Growing Blueberries


Pruning Blueberry Plants


Fertilizing and Mulching Blueberries


Mason Bees


Raised Bed Gardening


Clackamas County Master Gardeners are the folks who put on the annual Spring Garden Fair, bringing together over 7,000 gardeners with over 150 plant and garden-art vendors.

Oregon State University Extension Service offers educational programs, activities, and materials without discrimination based on age, color, disability, gender identity or expression, marital status, national origin, race, religion, sex, sexual orientation, or veteran's status. Oregon State University Extension Service is an Equal Opportunity Employer. In reference to publications, events, or activities: Publications will be made available in accessible formats upon request. Please call 503-655-8631 for information. If you have a physical disability that requires special considerations in order for you to attend the event/activity, please notify the metro Master Gardener program at 503-655-8631 or