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Gardening and Design

Gardening and Design programs at the Arboretum help expand your gardening knowledge and give you the information to create an incredible landscape from season to season.

Experts from around the country will inspire you to design using the best plants and practices for North Texas gardens. For more general information about adult classes, visit the Adult Programs main page. Please contact education@dallasarboretum.org with additional questions.

Registration for Spring and Summer programs is now open.

Square Foot Gardening Click for More

Square Foot Gardening

February 6

12 - 2 p.m.

$33 ($30 for Members)

Nancy Joslin, Collin County Master Garden

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Do you want to create a practical, low-maintenance garden with maximum return using minimum space? Learn how to lay out your garden, the materials necessary to get started as well as plants and herbs to use throughout the year. 

Understanding Your Soil Click for More

Understanding Your Soil

February 6

12 - 2 p.m.

$45 ($40 for Members)

Val Nolan, Organic consultant & Teacher

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Good soil is the key to a successful garden. Discover how to balance and maintain your soil organically as you discuss ph levels, the basic building blocks N,P and K, the science of compost and the reasons and uses for organic amendments. Bring a soil sample from your garden or yard and we will test it together.

English Gardens, Texas Style Click for More

English Gardens, Texas Style

February 13

12 - 2 p.m.

$33 ($30 for Members)

Randy Weston, Weston Gardens in Bloom

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Create the look of an English perennial garden in the heart of Texas. Using a wide variety of perennial plant material, successful plant combinations for sun and shade as well as native plants, you can have a beautiful English-style garden in your own yard.

Terrarium Gardens Click for More

Terrarium Gardens

February 27

9-11 a.m.

$85 ($77 for Members)

Cynthia Koogler, Flower Child Plants

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Explore different types of terrariums, plants that work well under glass, and how to assemble a small garden. Then, you create your own terrarium to take home.

Hobby Hoop House Gardening Click for More

Hobby Hoop House Gardening

February 27

12 - 2 p.m.

$33 ($30 for Members)

Steve Upson, The Noble Foundation

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Hoop houses are low-tech greenhouse structures that allow you to grow fruit and vegetables year around. Learn the basics of hoop house design, construction and how to use them to extend your growing season.

The Weekend Designer Click for More

The Weekend Designer

March 5

9 a.m. - 3 p.m.

$85 ($77 for Members)

David Castagno, Landscape Studio

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David will introduce you to the design process and share practical skills and an insight to design. Through exercises and time in the garden to discuss various concepts, you will gain a deeper understanding and appreciation for the design process.

Landscape for Life™ Sustainable Gardening Certificate Click for More

Landscape for Life™ Sustainable Gardening Certificate

March 8, 15, 22 & 29 

6 - 8 p.m.

$110 ($99 for Members)

Gail Donaldson, City of Allen Water Conservation Manager

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Based on the principles of the Sustainable Sites Initiative™, this program was created by the US Botanic Garden & Lady Bird Johnson Wildflower Center. This four-part series will take you step by step through the process of transforming your landscape while learning the importance of healthy soil, the role of water in the sustainable garden, which plants will work together to create a healthy and beautiful garden and how selecting the right plants can save resources and money.

Irrigation Insights Click for More

Irrigation Insights

March 26 

9 - 11 a.m.

$33 ($30 for Members)

Johnette Roundtree-Taylor, Roundtree Landscaping

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Learn how to assess what needs to be watered and how often as well as strategies to help get the maximum plant health for the minimum amount of water. You will leave with a true understanding of the critical part that an irrigation system plays in a beautiful, healthy landscape. 

Spring Ephemerals for Texas Click for More

Spring Ephemerals for Texas

March 26

12 - 2 p.m.

$33 ($30 for Members)

CA Hiscock, Dallas County Master Gardener

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Celebrate these short-lived garden gems as you learn which blooms will grow best in our area and how to care for them throughout the year. CA will also share tips for bringing spring indoors by forcing branches and bulbs. 

Principles of Design Click for More

Principles of Design

April 2

9 - 11 a.m.

$33 ($30 for Members)

Johnette Roundtree-Taylor, Roundtree Landscaping

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Learn basic design principles to help you lay out a new landscape. Johnette will share before and after transformations as well as dos and don’ts in the landscape. Bring photos of problem areas in your yard to discuss in class.

Extreme Makeover - Garden Beds Click for More

Extreme Makeover - Garden Beds

April 9 

9 - 11 a.m.

$33 ($30 for Members)

Bram Franklin, Design & Build Expert with Complete Landsculpture

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Find out how to refresh parts of your landscapes. Bram will cover design tips for a new look, how to rehab your soil and updating your plant palate with the right plants. 

​Permaculture Basics Click for More

Permaculture Basics

April 9

9 - 11 a.m.

$33 ($30 for Members)

Anita Mills, GROW North Texas


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By designing a garden that mimics natural systems you can create a self-sustaining, lower maintenance ecosystem at home. Learn how to use permaculture to design a sustainable garden, its origins as well as its guiding principles and useful techniques to enhance your gardening enjoyment.

Traditional vs. Contemporary Design Click for More

Traditional vs. Contemporary Design

April 9

9 - 11 a.m.

$33 ($30 for Members)

Alan Franz, Landscape Architect with Britton & Associates


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Reinvigorate your garden to create a unique treasured space. The first part of the class will include a brief overview of garden design history – both formal and informal – and will be followed by the basic design principles used to lay out your garden. 

Be Smart, Plant Native Click for More

Be Smart, Plant Native

April 16

9 - 11 a.m.

$33 ($30 for Members)

Dan Coletti, Just Natural Design

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Wouldn’t it be great if you could add more color and texture to your landscape without the usual maintenance and watering? Dan will introduce you to a variety of plants that can beat the Texas heat and flourish in our soil!

Worm Composting Click for More

Worm Composting

April 16

12 - 2 p.m.

$33 ($30 for Members)

Heather Rinaldi, Tx Worm Ranch

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Turn your organic waste into a “garden gold.” Worm composting can help you recycle kitchen waste and create rich, dark, healthy soil. Learn how to set up and care for worm bins as well as how to utilize worm castings.

Sustainable Rose Gardening Click for More

Sustainable Rose Gardening

May 14

9 - 11 a.m.

$35 ($32 for Members)

Al Olson, Arboretum Trial Garden Volunteer


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Discover how to easily add roses to your garden as well as the varieties that stand up to our Texas growing conditions. Learn how to prepare your soil, maintenance and pruning techniques and which roses you easily grow from cuttings. Then tour the Haggar Rose Garden in full bloom.

Multiplicity: Propagating Plants Click for More

Multiplicity: Propagating Plants

May 7

9 – 11 a.m.

Jill Mullaney, Dallas Arboretum Greenhouse Manager

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Jill will introduce you to seed propagation, stem cuttings, germination times and soil types. You will practice the techniques and go home with two newly propagated plants.

Lunch & Learn Series – Garden of Eatin’ Click for More

Lunch & Learn Series – Garden of Eatin’

May 11 & 25 and June 8

11:30 a.m. - 1 p.m.

$25 ($20 for Members)

Dallas County Master Gardeners


Bring your lunch on Wednesdays in May and June as our local Master Gardeners share their passion for gardening. Some programs will include tours of the garden, so please dress accordingly.


May 11 - Secrets for successfully growing vegetables in Dallas, Ruth Klein


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May 25 - Harvesting and preparing the bounty from your garden, Barbara Gollman


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June 8 - Herbs made simple, Paula Spletter 


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Solutions for Shade Click for More

Solutions for Shade

June 4

9 - 11 a.m.

$33 ($30 for Members)

Bram Franklin, Design & Build Expert with Complete Landsculpture


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Learn how to incorporate texture, contrast and color in your shade garden. Bram will discuss selecting the best plants, design suggestions and maintenance tips for your shade garden. 

Hardy Tropicals for North Texas Click for More

Hardy Tropicals for North Texas

June 4, 12-2pm

$33 ($30 for Members)

Diana Harris, Dallas County Master Gardener


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Give your landscape a touch of the tropics! Learn how to create an exotic look in your garden, how to select the right hardy plants, and which ones are well adapted to our climate.