Events, Classes & Workshops

Grow your gardening knowledge & skills with Dennis’ 7 Dees! View free classes, hands-on workshops and seasonal events coming up this month. Check back for monthly updates and new postings!

Garden Classes & Workshops

Grow your gardening knowledge with Dennis’ 7 Dees! Our five garden centers in SE Portland, Lake Oswego, Cedar Hills, Seaside, and Bethany, OR offer free seminars and hands-on workshops every week throughout the year to help you succeed in your garden. Whether you’re first trying out your green thumb or are a seasoned gardener, our classes and events will give you lots of great ideas and unique ways to express your creativity.

At Dennis’ 7 Dees, we have a passion for plants, and we want to share it with our friendly neighbors and communities. From learning how to care for roses to growing your own edible garden and everything in between, you’re sure to find something fun and educational for you and your family.

Check back regularly for new events and schedule updates at Dennis’ 7 Dees Garden Centers in SE Portland, Lake Oswego, Cedar HillsSeaside, and Bethany. We look forward to growing with you.  

Mar
25

Privacy Screens & Hedges

  • Date:March 25, 2017
  • Location: Cedar Hills Lake Oswego SE Portland

Making a space that feels private/intimate in your urban garden can sometimes pose a challenge. Come learn about the best plants to use for creating privacy screens & hedges for a variety of conditions as well as planting and care information. If you’ve been feeling like you are gardening in a ‘fish bowl’ or providing entertainment for the neighbors & looking for solutions, this class is for you!

Event Info

Date: March 25, 2017
Time: 10am
Location: Cedar Hills

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Date: March 25, 2017
Time: 1pm
Location: Lake Oswego

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Date: March 25, 2017
Time: 3pm
Location: SE Portland

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Apr
01

Winter Storm Recovery in the Garden

  • Date:April 1, 2017
  • Location: Cedar Hills Lake Oswego SE Portland

How did your landscape fare this winter? Bring your photos and plant samples in to our experts for an informal Q&A style class on how to help distressed gardens recover from extreme winter conditions. We will discuss pruning, fertilizing, and other plant care techniques to prepare you and your garden for spring.

Event Info

Date: April 1, 2017
Time: 10am
Location: Cedar Hills

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Date: April 1, 2017
Time: 3pm
Location: SE Portland

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Date: April 1, 2017
Time: 1pm
Location: Lake Oswego

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Apr
08

Spring Container Gardening Combinations

  • Date:April 8, 2017
  • Location: Cedar Hills Lake Oswego SE Portland

Our 2017 pottery collection is sure to inspire you to try something new. Check out this season’s featured plants, discover the right plant for the right pot and how to use planted containers & pottery to add color, solve a problem or highlight an area in your garden or landscape.

Event Info

Date: April 8, 2017
Time: 1pm
Location: Lake Oswego

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Date: April 8, 2017
Time: 10am
Location: Cedar Hills

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Date: April 8, 2017
Time: 3pm
Location: SE Portland

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Apr
12

Winter Recovery in the Garden-Seaside

  • Date:April 12, 2017
  • Location: Seaside

How did your landscape fare this winter? Bring your photos and plant samples in to our experts for an informal Q&A style class on how to help distressed gardens recover from extreme winter conditions. We will discuss pruning, fertilizing, and other plant care techniques to prepare you and your garden for spring.

Event Info

Date: April 12, 2017
Time: 10am
Location: Seaside

Register
Apr
15

Grow Organic Vegetables

  • Date:April 15, 2017
  • Location: Cedar Hills Lake Oswego SE Portland

Join us for this fun and fast-paced class to learn some of the tricks for maximizing the production and quality of your organic veggie garden. If you are into growing organic food than this is an hour that you won’t want to miss!

Event Info

Date: April 15, 2017
Time: 1pm
Location: Lake Oswego

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Date: April 15, 2017
Time: 10am
Location: Cedar Hills

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Date: April 15, 2017
Time: 3pm
Location: SE Portland

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Apr
22

Let’s Talk Tomatoes

  • Date:April 22, 2017
  • Location: Cedar Hills Lake Oswego SE Portland

If you love garden-fresh tomatoes you may be willing to try almost anything for earlier ripening, more flavor or longer lasting crops. Top-voted varieties from years past, including heirlooms, growing tips and secrets used by experts and more will be covered.

Event Info

Date: April 22, 2017
Time: 10am
Location: Cedar Hills

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Date: April 22, 2017
Time: 1pm
Location: Lake Oswego

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Date: April 22, 2017
Time: 3pm
Location: SE Portland

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Apr
29

Miniature Gardening Workshop

  • Date:April 29, 2017
  • Location: Cedar Hills Lake Oswego SE Portland

This hands-on workshop will include a selection of containers, appropriate small outdoor plants to use, mini-landscape design ideas as well as care and maintenance for your creation. There is a $35 registration fee to reserve your spot; registration fee applies toward material purchases on the day of the class.

Event Info

Date: April 29, 2017
Time: 10am
Location: Cedar Hills

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Date: April 29, 2017
Time: 1pm
Location: Lake Oswego

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Date: April 29, 2017
Time: 3pm
Location: SE Portland

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May
10

Spice It Up with Culinary Herbs-Seaside

  • Date:May 10, 2017
  • Location: Seaside

Do you enjoy cooking & eating food from your garden? Fresh, homegrown herbs are easy to grow and an economical way to add a little gourmet to your everyday. Come learn about care and selection of herbs, how to use them in your home & kitchen garden and other ways to spice up your life!

Event Info

Date: May 10, 2017
Time: 10am
Location: Seaside

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Meet Instructor Nicole Forbes

Nicole has lived & gardened in Portland for more than 20 years and started working for Dennis Seven Dees in the late 1990s. She has experience in nearly every retail garden center job position that exists but has found her niche in teaching gardening classes and hosting events like our Annual Tomato Tasting. Nicole's love of plants and people is evident in her fun and energetic teaching style. She also writes many of our blog articles and helps with employee training at the garden centers.