Classes

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    Winter Holiday Plants – No Matter What You Celebrate, There’s a Plant for That!

    Winter Holiday Plants – No Matter What You Celebrate, There’s a Plant for That!

    Wednesday, December 4, 2019

    Every first Wednesday of the month at 1:30 pm Arboretum Plant Information Consultant Frank McDonough covers current horticultural topics including landscaping, gardening, design, water-saving strategies and other pertinent topics.


    Landscape Plants – Shrubs (Includes Natives): To Wall Off or Integrate

    Landscape Plants – Shrubs (Includes Natives): To Wall Off or Integrate

    Wednesday, November 6, 2019

    Every first Wednesday of the month at 1:30 pm Arboretum Plant Information Consultant Frank McDonough covers current horticultural topics including landscaping, gardening, design, water-saving strategies and other pertinent topics.


    Succulent Wreath Workshop

    Succulent Wreath Workshop

    Saturday, October 26, 2019

    Succulent wreaths are fun to make and a beautiful addition to your home decor. During this hands-on class, you will make your own wreath, which will grow out into to a lush and lively centerpiece for any table.


    Botany Bootcamp

    Botany Bootcamp

    Saturday, October 12, 2019

    This comprehensive and compacted session will introduce you to the terminology, concepts and structures you’ll need to know to identify plants by introducing you to the 7 most common plant families at the Arboretum.


    Landscape Plants – Trees: Real Choices for the New Water Saving Paradigm

    Landscape Plants – Trees: Real Choices for the New Water Saving Paradigm

    Wednesday, October 2, 2019

    Every first Wednesday of the month at 1:30 pm Arboretum Plant Information Consultant Frank McDonough covers current horticultural topics including landscaping, gardening, design, water-saving strategies and other pertinent topics.


    Look, Ma, No Lawn!

    Look, Ma, No Lawn!

    Saturday, September 14, 2019

    Are you ready to lose the lawn? Have you applied for a cash for grass rebate? We’ll explain how to take the turf out and offer alternatives for the space-specifically low-care native plants that need no fertilizer and use a fraction of the water required for turf.


    Lawns – Garish Outdoor Carpets or Deep-Rooted Psychological Necessities?

    Lawns – Garish Outdoor Carpets or Deep-Rooted Psychological Necessities?

    Wednesday, September 4, 2019

    Every first Wednesday of the month at 1:30 pm Arboretum Plant Information Consultant Frank McDonough covers current horticultural topics including landscaping, gardening, design, water-saving strategies and other pertinent topics.


    Plant Science for Gardeners and Citizen Scientists

    Plant Science for Gardeners and Citizen Scientists

    Thursday, August 22, 2019

    Explore the wonders of the plant world through discussion and hands-on lab time in this monthly series for “citizen scientists” led by Jim Folsom, the Telleen/Jorgensen Director of the Botanical Gardens.


    Look, Ma, No Lawn!

    Look, Ma, No Lawn!

    Saturday, August 17, 2019

    Are you ready to lose the lawn? Have you applied for a cash for grass rebate? We’ll explain how to take the turf out and offer alternatives for the space-specifically low-care native plants that need no fertilizer and use a fraction of the water required for turf.


    Right Plant, Right Place

    Right Plant, Right Place

    Saturday, August 10, 2019

    Knowing native habitats can help you choose the right plants for your place. This course discusses local plant communities and their conditions, as well as how to assess the conditions of your garden site, including climate, soil, sunlight and space. A valuable class for beginners and the prerequisite for our Three-Part Native Garden Design Course.


    Plant Propagation ABC’s – Grow Your Own & Cut Out the Middleman!

    Plant Propagation ABC’s – Grow Your Own & Cut Out the Middleman!

    Wednesday, August 7, 2019

    Every first Wednesday of the month at 1:30 pm Arboretum Plant Information Consultant Frank McDonough covers current horticultural topics including landscaping, gardening, design, water-saving strategies and other pertinent topics.


    Compost & Vermiculture

    Compost & Vermiculture

    Saturday, July 27, 2019

    Discover the different methods of the composting process, from collecting food scraps to vermiculture. Learn what materials can be composted and how worm castings (poop!) can improve your soil. Composting conditions the soil for healthy plants, and can save money and water.


    Plant Science for Gardeners and Citizen Scientists

    Plant Science for Gardeners and Citizen Scientists

    Thursday, July 25, 2019

    Explore the wonders of the plant world through discussion and hands-on lab time in this monthly series for “citizen scientists” led by Jim Folsom, the Telleen/Jorgensen Director of the Botanical Gardens.


    Growing Succulents

    Growing Succulents

    Saturday, July 20, 2019

    Trending succulents and cacti are some of the easiest plants to grow. Armstrong Garden Center experts will give you tips to keep them healthy, happy and beautiful.


    Look, Ma, No Lawn!

    Look, Ma, No Lawn!

    Saturday, July 13, 2019

    Are you ready to lose the lawn? Have you applied for a cash for grass rebate? We’ll explain how to take the turf out and offer alternatives for the space-specifically low-care native plants that need no fertilizer and use a fraction of the water required for turf.


    Growing Plumerias

    Growing Plumerias

    Saturday, July 6, 2019

    Back by popular demand. It’s so easy to grow the Hawaiian lei flower, Plumerias. Come & select your favorite. Learn basic care and techniques to keep your plumerias healthy and blooming all summer.


    Native Plant Garden Maintenance

    Native Plant Garden Maintenance

    Saturday, June 29, 2019

    Subjects covered include watering, fertilizing (or not), grooming, mulching, pest management and other aspects of garden maintenance. You’ll also discover how native plants respond to pruning cuts (good and bad), what we trigger with our gardening activities, and how to develop good maintenance goals. Part of the class with be held outdoors; bring your hat and water bottle.


    Four Seasons of Color with California Natives

    Four Seasons of Color with California Natives

    Saturday, June 22, 2019

    Turn your California native garden into a seasonal showcase of flowers, seed, fruit and foliage. Through vivid images and a detailed plant list, this multi-hued program reveals a vibrant array of trees, shrubs, vines, perennials, groundcovers and grasses that will ensure year-round interest and color.