Welcome to Denver Botanic Gardens' online registration and ticket purchasing site

Rocky Mountain Gardening Certificate

 

 

Cancellation Policy: Cancellations more than one week prior to a class are subject to a 15% cancellation fee. Cancellations with less than one weeks notice are non-refundable; please consider your payment a donation to the Gardens.

 

Amazing Vegetables A to Z Full Series

AMAZING VEGETABLES A TO Z FULL SERIES

Rocky Mountain Gardening Elective

This is the class that will hone your skills as an amazing vegetable gardener. It is designed to take beginners to a new level and remind intermediate gardeners of the success strategies that always work when we go off course and forget the science of what got us to success in the first place. We will cover the science of vegetable gardening, do some myth busting, and provide you with some clear cut strategies to get the biggest harvest from the space you have.

The classes are 2 ½ hours each and are designed so that you can take the entire series or drop in for a refresher on the single class or classes that you want to brush up on. We will use a combination of hands on and lecture and demonstration to keep you engaged.

Please note: We will not cover gardening in containers in depth in this class. If that is your interest, please see Crops in Pots.

 

Session 1: The Garden Build

March 31, 2020- 6:00pm

Planning the best location, choosing in ground or raised beds and the advantages and disadvantages of each. We will look at re-purposing materials to create raised beds. We will cover soil building and choosing amendments. We will build around what has not worked for you in the past and set you on a course for improvement for your 2017 vegetable garden. Every season is a Do-Over!

 

Session 2: Planting

April 7, 2020- 6:00pm

Planting is the focus of this session. How to decide what to plan, the seasons of the vegetable garden and getting the biggest bang for your gardening buck. We will cover cool season and warm season plants and the ones that grow best here in Colorado. Then take a look at seed starting and see a demonstration of starting seeds inside and direct sowing outside as well as transplanting. Then we will cover spacing strategies designed to give you the biggest harvest for the space you have available.

 

Session 3: Extended Gardening

April 14, 2020- 6:00pm

Keeping the Garden going for 3 seasons and beyond is the theme of this session. We will cover the importance of Crop Rotation and how to do it. We will learn different ways to succession plant and how it can maximize the harvest. We will address season extension strategies to protect your crops. We will also cover the concept of companion planting and what is true and what is not.

 

Session 4: Pests, Problems, & Harvesting

April 21, 2020- 6:00pm

The most common pests and diseases of the vegetable garden will be addressed, how to spot problems before they get away from you and good cultural practices to avoid problems, organics, watering, fertilizing and insect and disease controls. We will also discuss how to know when your veggies are ready for harvest.

 

Instructor: Patti O'Neal

Price: $120, $110 members

Special Instructions: You can sign up for each individual session, or sign up for all four classes in the series at a discount by signing up for "Amazing Vegetables A to Z Full Series".

 

 

Amazing Vegetables A to Z: Extended Gardening

Rocky Mountain Gardening Elective

This is the class that will hone your skills as an amazing vegetable gardener. It is designed to take beginners to a new level and remind intermediate gardeners of the success strategies that always work when we go off course and forget the science of what got us to success in the first place. We will cover the science of vegetable gardening, do some myth busting, and provide you with some clear cut strategies to get the biggest harvest from the space you have.

The classes are 2 ½ hours each and are designed so that you can take the entire series or drop in for a refresher on the single class or classes that you want to brush up on. We will use a combination of hands on and lecture and demonstration to keep you engaged.

Please note: We will not cover gardening in containers in depth in this class. If that is your interest, please see Crops in Pots.

 

Session 3: Extended Gardening

Keeping the Garden going for 3 seasons and beyond is the theme of this session. We will cover the importance of Crop Rotation and how to do it. We will learn different ways to succession plant and how it can maximize the harvest. We will address season extension strategies to protect your crops. We will also cover the concept of companion planting and what is true and what is not.

 

Instructor: Patti O'Neal

Price: $35, $30 members

Special Instructions: You can sign up for each individual session, or sign up for all four classes in the series at a discount by signing up for "Amazing Vegetables A to Z Full Series".

 

Amazing Vegetables A to Z: Pests, Problems & Harvesting

Rocky Mountain Gardening Elective

This is the class that will hone your skills as an amazing vegetable gardener. It is designed to take beginners to a new level and remind intermediate gardeners of the success strategies that always work when we go off course and forget the science of what got us to success in the first place. We will cover the science of vegetable gardening, do some myth busting, and provide you with some clear cut strategies to get the biggest harvest from the space you have.

The classes are 2 ½ hours each and are designed so that you can take the entire series or drop in for a refresher on the single class or classes that you want to brush up on. We will use a combination of hands on and lecture and demonstration to keep you engaged.

Please note: We will not cover gardening in containers in depth in this class. If that is your interest, please see Crops in Pots.

 

Session 4: Pests, Problems, & Harvesting

The most common pests and diseases of the vegetable garden will be addressed, how to spot problems before they get away from you and good cultural practices to avoid problems, organics, watering, fertilizing and insect and disease controls. We will also discuss how to know when your veggies are ready for harvest.

 

Instructor: Patti O'Neal

Price: $35, $30 members

Special Instructions: You can sign up for each individual session, or sign up for all four classes in the series at a discount by signing up for "Amazing Vegetables A to Z Full Series".

 

Amazing Vegetables A to Z: Planting

Rocky Mountain Gardening Elective

This is the class that will hone your skills as an amazing vegetable gardener. It is designed to take beginners to a new level and remind intermediate gardeners of the success strategies that always work when we go off course and forget the science of what got us to success in the first place. We will cover the science of vegetable gardening, do some myth busting, and provide you with some clear cut strategies to get the biggest harvest from the space you have.

The classes are 2 ½ hours each and are designed so that you can take the entire series or drop in for a refresher on the single class or classes that you want to brush up on. We will use a combination of hands on and lecture and demonstration to keep you engaged.

Please note: We will not cover gardening in containers in depth in this class. If that is your interest, please see Crops in Pots.

 

Session 2: Planting

Planting is the focus of this session. How to decide what to plan, the seasons of the vegetable garden and getting the biggest bang for your gardening buck. We will cover cool season and warm season plants and the ones that grow best here in Colorado. Then take a look at seed starting and see a demonstration of starting seeds inside and direct sowing outside as well as transplanting. Then we will cover spacing strategies designed to give you the biggest harvest for the space you have available.

 

Instructor: Patti O'Neal

Price: $35, $30 members

Special Instructions: You can sign up for each individual session, or sign up for all four classes in the series at a discount by signing up for "Amazing Vegetables A to Z Full Series".

 

Amazing Vegetables A to Z: The Garden Build

Rocky Mountain Gardening Elective

This is the class that will hone your skills as an amazing vegetable gardener. It is designed to take beginners to a new level and remind intermediate gardeners of the success strategies that always work when we go off course and forget the science of what got us to success in the first place. We will cover the science of vegetable gardening, do some myth busting, and provide you with some clear cut strategies to get the biggest harvest from the space you have.

The classes are 2 ½ hours each and are designed so that you can take the entire series or drop in for a refresher on the single class or classes that you want to brush up on. We will use a combination of hands on and lecture and demonstration to keep you engaged.

Please note: We will not cover gardening in containers in depth in this class. If that is your interest, please see Crops in Pots.

 

 

Session 1: Raised Beds

Planning the best location, choosing in ground or raised beds and the advantages and disadvantages of each. We will look at re-purposing materials to create raised beds. We will cover soil building and choosing amendments. We will build around what has not worked for you in the past and set you on a course for improvement for your 2017 vegetable garden. Every season is a Do-Over!

 

Instructor: Patti O'Neal

Price: $35, $30 members

Special Instructions: You can sign up for each individual session, or sign up for all four classes in the series at a discount by signing up for "Amazing Vegetables A to Z Full Series".

 

Battling the Japanese Beetle

Rocky Mountain Gardening Elective

The Japanese beetle – found in many Front Range areas - is moving to new communities. This unwelcome beetle is concerning home owners with serious damage to plants. Instructor Betty Cahill takes the class through the management options for the Japanese beetle during its adult and larval stages. She provides tips on how to protect your favorite plants, including a plant list that Japanese beetles prefer and mostly avoid.

Instructor: Betty Cahill

Price: $31, $26 member

Beginning Rocky Mountain Gardening

Rocky Mountain Gardening Elective

This course is designed for the Front Range gardener beginner. The basics of what is needed to adjust gardening skills from other climates to the Front Range’s finicky climate are covered. If you have never gardened here before or are looking for more success, this is the class for you! Learn the skills necessary to become an enthusiastic gardener. Annuals, perennials and vegetables are discussed, along with trees and shrubs that thrive in our climate, elevation and varying soils. Plant selection, planting and troubleshooting is discussed.

Subsequent weeks focus on the elements, water needs, fertilizers and organic gardening.

 

Instructor: Patti O'Neal

Price: $90, $80 members

Special Instruction: Please bring a glass jar of soil to class. (Must be see through glass jar to study layers of your own backyard native soil)

 

Berries and Grapes for the Front Range

Rocky Mountain Gardening Elective

Berries are easy fruits to grow and make luscious-eating whether fresh, frozen or preserved. New developments are increasing the types we can grow here. Come find out the types of berries that do well in our climate and soil, what varieties are recommended, where to purchase and how to manage and prune for best results. Grapes for our area are also discussed.

 

Instructor: Carl Wilson, Denver horticulturist, speaker and retired CSU Extension Agent

Price: $33, $28 members

Best Long Blooming Perennials

Rocky Mountain Gardening Elective

When gardeners dive into the fascinating world of perennials, they are often disappointed to find that, unlike annuals, most perennials only bloom for a few weeks. However some perennials push the envelope. Learn about the long-blooming stars that flower tirelessly for over a month, often much more. Get to know peak performers for spring, summer, and autumn, and for various amounts of sunlight and moisture.

 

Instructor: Lauren Springer is a long-time instructor at DBG and internationally known garden designer, author, and speaker. She designed several gardens at DBG, including the popular WaterSmart Garden, and most recently the new native Visitors Center gardens at Chatfield Farms.

Price: $34, $29 members

Contain Those Perennials; But Not Yourself!

Rethink those container gardens! Yes, perennials can be used successfully in containers and provide long lasting color. Find out how to use them and which varieties are best suited for container gardening.

 

Price: $18, $16 member

Instructor: Debi Borden-Miller

 

Debi Borden-Miller worked at Welby Gardens for 28 years as a salesperson and in PR/marketing. She graduated from the University of Vermont with a bachelor’s degree in Plant and Soil Science. Since moving to Colorado from Vermont, she has worked at Fruehauf’s Garden Center in Boulder, Wilmore Nursery and Little Valley Wholesale Nursery before going to Welby.

Debi is currently a board member of the Colorado Garden & Home Show and represents the Colorado Nursery and Greenhouse Association on the management team of ProGreen Expo and serves on several committees of the CO Nursery and Greenhouse Association. She is past president & long-time board member of the Colorado Greenhouse Growers Association, and past president of GreenCo.

Creating a Hobby Greenhouse

Come learn how to take your master outdoor gardening skills to the next level and extend your growing season and increase your green thumb skills. Is the next step in your horticulture experience maintaining a greenhouse? Before building or buying a greenhouse, learn the benefits and the liabilities of owning a greenhouse.

This program covers common questions and ideas surrounding the addition of a season extension structure, such as a greenhouse, to your property. During this session, the location, costs, logistics and practicality of each structure and device will be covered. The course is designed to allow the participant to explore their options with the use of a greenhouse or other season extending structures.

 

Price: $31, $26 members

 

Special Instructions: Please bring paper and pen to write down notes. No experience with greenhouses is needed.

 

Instructor: Thaddeus Gourd attended New Mexico State University where he graduated with a B.S. degree in Pest Management and Horticulture. He earned a Master’s Degree with thesis study in Entomology at New Mexico State University and a Ph.D. in Plant Pathology with emphasis on plant parasitic nematodes at North Carolina State University. Thaddeus has worked over 19 years in the private sector of the plant science business and since 2000, has worked at Colorado State University Extension as an Agriculture Agent and Director for Adams County. He has extensive experience of horticulture, gardening, weed science, entomology, plant pathology and greenhouse management and has been involved in the practice of Integrated Pest Management for over 30 years.

Drip Irrigation for Home Gardeners

Rocky Mountain Gardening Elective

Drip irrigation is easy for home gardeners to purchase and install themselves. It conserves water and solves many awkward plant watering dilemmas around the home. Do you want to grow container plants but dread daily watering chores and arranging for someone to water when you are away? Sprinkler watering of vegetable and annual flower gardens can increase leaf diseases but how do you convert your garden to drip irrigation? Can you create a drip irrigation setup using an outdoor faucet? Answers to these questions and more will be found in this class presented by garden expert and retired CSU Extension Agent, Carl Wilson.

 

Price: $24, $21 member

Instructor: Carl Wilson

Fearless Shrub Pruning

Rocky Mountain Gardening Elective

Learn how to prune both deciduous and evergreen shrubs for long term plant health and appearance in this class. Various types of pruning and the situations where they are appropriate will be illustrated. An emphasis will be placed on flowering shrubs and how to prune them for best bloom. For people with overgrown shrubs, rejuvenation pruning to reduce size and reinvigorate growth will be of interest.

 

Price: $33, $28 member

 

Instructor: Carl Wilson, Denver horticulturist, speaker and retired CSU Extension Agent.

 

 

 

Flower Color - Uses, Meaning and Impact

This class will show you how to use flower color for the most impact. Learn how to use flower colors to affect emotions and create visual interest. Gain information about color combinations for seasonal interest and learn to think about flower color choices differently.

 

Price: $18, $16 member

Instructor: Debi Borden-Miller

 

Debi Borden-Miller worked at Welby Gardens for 28 years as a salesperson and in PR/marketing. She graduated from the University of Vermont with a bachelor’s degree in Plant and Soil Science. Since moving to Colorado from Vermont, she has worked at Fruehauf’s Garden Center in Boulder, Wilmore Nursery and Little Valley Wholesale Nursery before going to Welby.

Debi is currently a board member of the Colorado Garden & Home Show and represents the Colorado Nursery and Greenhouse Association on the management team of ProGreen Expo and serves on several committees of the CO Nursery and Greenhouse Association. She is past president & long-time board member of the Colorado Greenhouse Growers Association, and past president of GreenCo.

Growing A Business

 

 

 

Growing Food in the High Mountains

Rocky Mountain Gardening Elective

 

You can grow food in the mountains! Wind, hail, deer, bears, extreme temperatures, we have heard it all. The Parmenters have been growing organic food at 8,120 ft. since 1992 and their techniques and experiences apply to all Colorado s elevations and hardships.

This class covers many great foods that thrive in the cool weather of the mountains, wind-proof season extenders, hail covers, raised bed preparation, bio-intensive growing, compost options against bears, crop rotation, companion planting, succession planting, vegetables for the shade, mulching, seed starting, seed saving and more. Altitude does not matter; this class is designed to help all Colorado gardeners overcome growing in the wild, wild West.

Can't you just taste those fresh, mountain-grown succulent greens, beans, squash and yes, even tomatoes, sweet corn and pumpkins? Join us for a day of learning and inspiration.

 

Price: $59, $52 members

Instructors: Penn and Cord Parmenter

 

Penn and Cord Parmenter are high altitude food and seed growers. In 1991, they began homesteading and growing on 43 acres in the Wet Mountains of South-Central Colorado at 8,120 ft. They apply a multitude of techniques to overcome the challenges of the high country. They are owners of Smart Greenhouses LLC, a sustainable greenhouse design company and Miss Penn s Mountain Seeds, providing regionally adapted seeds for extreme climates.

 

Growing Roses in Colorado - Planning a Rose Garden

Rocky Mountain Gardening Elective

Just about everyone grows a rose bush or two. Congress designated the rose as America’s national floral emblem in 1986. The popularity of growing roses began thousands of years ago and continues today. The rose growing series offered by American Rose Society Consulting Rosarians and experts from the Denver Rose Society will cover how to grow healthy, easy care beautiful roses for years to come. The series covers secrets to successful rose growing, no pain pruning, versatile shrub roses, fragrant roses, and winter care. Choose one class or take them all and come away with confident rose growing skills and greater appreciation for the “Queen of Flowers.”

Roses grow great in Colorado! Many rose varieties thrive in our region, and can fill your garden with beautiful blooms, color and fragrance. Let one of our experienced rosarians with the Denver Rose Society lead you through the basics of growing roses, how to plant, fertilize and water. We’ll cover healthy practices for growing happy and vigorous roses through the season. You’ll leave the class with the know-how to make roses the Queen of Flowers in your garden!

Instructor: Denver Rose Society

Price: $32, $27 members

Mountain Tomatoes

Rocky Mountain Gardening Elective

 

Technically, the mountains and tomatoes do not get along. Let s learn why.

In 1991, the Parmenter s were told they could not grow tomatoes in the mountains. Today, they work with around 250 varieties of tomatoes at 8,120 ft. in the Wet Mountains.

Learn about tomato varieties from around the world, especially those grown in climates like ours, along with tomato varieties for all elevations. We discuss seed starting, seed adaptation, soil preparation, organic fertilizers and non-toxic bug and disease control. We also discuss ideas for night-time covers and structures.

Penn and Cord will come armed with high-altitude adapted tomato seeds, demos and tips for reaching success with tomatoes. No more green tomatoes!

 

Price: $32, $28 members

Instructors: Penn and Cord Parmenter

 

Penn and Cord Parmenter are high altitude food and seed growers. In 1991, they began homesteading and growing on 43 acres in the Wet Mountains of South-Central Colorado at 8,120 ft. They apply a multitude of techniques to overcome the challenges of the high country. They are owners of Smart Greenhouses LLC, a sustainable greenhouse design company and Miss Penn s Mountain Seeds, providing regionally adapted seeds for extreme climates.

New Annuals for 2020

Learn about the new annuals for 2020 that have just come out on the market. This class will cover many varieties that will be available this spring and summer. All America Selections varieties and winners from CSU will be included.

 

Price: $18, $16 member

Instructor: Debi Borden-Miller

 

Debi Borden-Miller worked at Welby Gardens for 28 years as a salesperson and in PR/marketing. She graduated from the University of Vermont with a bachelor’s degree in Plant and Soil Science. Since moving to Colorado from Vermont, she has worked at Fruehauf’s Garden Center in Boulder, Wilmore Nursery and Little Valley Wholesale Nursery before going to Welby.

Debi is currently a board member of the Colorado Garden & Home Show and represents the Colorado Nursery and Greenhouse Association on the management team of ProGreen Expo and serves on several committees of the CO Nursery and Greenhouse Association. She is past president & long-time board member of the Colorado Greenhouse Growers Association, and past president of GreenCo.

Passive Solar Greenhouse Growing

Rocky Mountain Gardening Elective

 

Ever feel like you don t know what you re doing in your greenhouse? Or perhaps you have plans to build one, but what then? Penn and Cord Parmenter have been designing and growing year-round in passive solar greenhouses since 2000. 

This class takes the mystery out of something that should be so easy and yet can seem so hard.  Matching appropriate plants to microclimates and seasons, building soils, non-toxic bug control, organic fertilizers, structural improvement, air-flow, resources and more are addressed. We discuss favorite foods, herbs and flowers along with over-wintering potted plants and succession planting for a year-round harvest.

The Parmenters cover preventative methods for bugs and disease as well as what to do when you ve lost control.

Step up production in your unique greenhouse--and enjoy the benefits.

 

Price: $31, $26 members

Instructors: Penn and Cord Parmenter

 

Penn and Cord Parmenter are high altitude food and seed growers. In 1991, they began homesteading and growing on 43 acres in the Wet Mountains of South-Central Colorado at 8,120 ft. They apply a multitude of techniques to overcome the challenges of the high country. They are owners of Smart Greenhouses LLC, a sustainable greenhouse design company and Miss Penn s Mountain Seeds, providing regionally adapted seeds for extreme climates.

 

See also "Sustainable Greenhouse Design" - offered on the same weekend!

Online Sales powered by Vantix Systems Inc