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 three garden centers in Lake Oswego, Cedar Hills, and Seaside, 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 Lake Oswego, Cedar Hills, and Seaside. We look forward to growing with you.  

Mar
16

Bonsai Club

  • Date:March 16, 2019
  • Location: Seaside

Whether you are new to the art of bonsai or you’ve been training trees for years, come join us the third Saturday of each month for Bonsai Club. We’ll delve into the different bonsai forms and techniques and learn from each other. Bring what you’re working on or create a new specimen – we have a wide variety of plants, pots and tools to choose from. Class fee $5; materials available for purchase; pre-registration required.

Event Info

Date: March 16, 2019
Time: 10am
Location: Seaside

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Date: April 20, 2019
Time: 10am
Location: Seaside

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Date: May 18, 2019
Time: 10am
Location: Seaside

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Mar
23

Spring Lawn Care & Renovation

  • Date:March 23, 2019
  • Location: Cedar Hills

Creating and maintaining a golf course quality patch of lawn can take a bit of know-how and a little elbow grease. Now is a great time to renovate or begin preparing for a new lawn planting project. Come learn tips and techniques used by professionals to get you off to the best start. Free class; pre-registration is required.

Event Info

Date: March 23, 2019
Time: 10am
Location: Cedar Hills

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Mar
23

Non-Toxic/Pet-Safe Indoor Plants

  • Date:March 23, 2019
  • Location: Bridgeport Village

Benefit from cleaner air, increased productivity and improve your mood with plants! We will focus on the many popular houseplants that are non-toxic/pet friendly. Learn which of these plants will work well in your home and how to keep them looking their best. This is a FREE class but space is limited and RSVP's are required.

Event Info

Date: March 23, 2019
Time: 3pm
Location: Bridgeport Village

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Mar
23

Everything Fruit - From Apples to Blueberries

  • Date:March 23, 2019
  • Location: Seaside

Home grown tree fruits and berries are so delicious and easy to grow in even the smallest garden. This class will cover soil composition and amendments, who pollinates whom, pest control and pruning techniques that will lead to a successful harvest. Free class; pre-registration required.

Event Info

Date: March 23, 2019
Time: 10am
Location: Seaside

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Mar
30

Privacy Screens & Hedges

  • Date:March 30, 2019
  • Location: Cedar Hills

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! Free class; pre-registration is required

Event Info

Date: March 30, 2019
Time: 10am
Location: Cedar Hills

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Mar
30

Low-light Houseplants

  • Date:March 30, 2019
  • Location: Bridgeport Village

Have you had trouble growing succulents and other popular indoor plants due to lack of light at home? Many beautiful indoor plants can be grown in areas that recieve relatively low-light or mostly artificial light - this class will highlight some of our favorites and discuss other important care tips for growing plants in low light. Free; pre-registration is required.

Event Info

Date: March 30, 2019
Time: 3:30
Location: Bridgeport Village

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Apr
06

Basic Indoor plant care/selection

  • Date:April 6, 2019
  • Location: Bridgeport Village

What you need is a new, stylish indoor plant to revitalize your home. Benefit from cleaner air, increased productivity and improve your mood with plants! We will show and tell about many popular houseplants featured by current design and idea websites online. Learn which plants will work well in your home and how to keep them looking their best. This is a FREE class but space is limited and RSVP's are required.

Event Info

Date: April 6, 2019
Time: 3:30pm
Location: Bridgeport Village

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Apr
06

Cool-Season Edibles: Peas, greens & root crops

  • Date:April 6, 2019
  • Location: Cedar Hills

While we have at least 6 weeks before we can plant tomatoes outdoors, there are many edible crops that can be planted now and harvested before tomato season. Come learn the ins and outs of cool-season (spring) veggie gardening featuring salad greens, peas and root crops and get Growing today! Free class; pre-registration is required.

Event Info

Date: April 6, 2019
Time: 10am
Location: Cedar Hills

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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.