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


Bonsai Exhibition


In addition to its virtual show on the Rocky Mountain Bonsai Society website, rmbonsai.org, a special exhibition will be presented in the Bill Hosokawa Bonsai Pavilion featuring selected outstanding trees by RMBS bonsai artists. Included with admission.


Colorado Cactus and Succulent Sale and Show

Volunteers from the CCSS and the RMC-NARGS will stage a sale with 10-12 vendors of indoor/outdoor cacti/succulents and specialty rock garden perennials. The sale is at Denver Botanic Gardens Chatfield Farms in Littleton on Friday, Aug. 14 (9 a.m.   5 p.m.) and Saturday, Aug. 15 (9 a.m.   3 p.m.). Limited tickets for timed entry require pre-purchase or pre-registration (for Gardens members). Masks and social distancing are required and will be enforced. Included with Admissions


Garden Guru Tour

Immerse yourself in the Gardens with a horticulturist as your guide. Gain insight into living museum collections and walk away with gardening tips from an expert. Please note that every tour has its own emphasis and is led by a different horticulturist.


Wednesday, July 22, 10 a.m.: “Medicinal Plants” with Blake Burger, horticulture specialist

Tuesday, September 15, 9:30 a.m.: “Fall Garden Preparation” with Mike Bone, curator of steppe collections


Price: $19, $15 member


Special instructions: Tours can be both indoors and outdoors; dress accordingly for the weather. Water, sunscreen and sunglasses are recommended. Please bring booking confirmation. Tours are one hour long. Masks are required.


Notes: Prices include admission to the Gardens. Tours with low registration are subject to cancellation. These tours are not available for private parties. For safety reasons, tours are currently limited to five participants.

How to Plant a Tree: Tree and Shrub Selection and Planting - ONLINE

Rocky Mountain Gardening Elective

Trees and shrubs are one of the greatest property investments and can greatly increase a home’s value. Trees are also expensive, so learn how to determine what species is best for your yard, where and when to plant it plant and how to care for it. Evergreens, deciduous trees and shrubs have varying preferred planting times and care strategies.

This class also shares tips on what to look for when you go to the nursery, how to dig a proper hole to ensure the best root spread in the appropriate amount of time and when and how to prune. Also learn how to properly care for your tree to avoid transplant shock or winter desiccation injury. This class can make homeowners more confident when choosing or planting trees and shrubs or when supervising contractors.

This session will be streamed live online through Zoom. Details on how to join the class will be emailed the day before the program.


Price: $44, $39 members

Native Plant Master Course at Plains Conservation Center

The Denver Botanic Gardens and CSU Extension's Native Plant Master Program are cosponsoring a Native Plant Master® course at the Plains Conservation Center.. Come experience the wide open prairies of Colorado while learning about native and alien plants that live there. During three outdoor field sessions, you will learn common and scientific names, ecological relationships and human uses of 40 - 50 plants. You will also develop skills in using family features and a botanical key to identify plants. Course includes special emphasis on natives useful for landscaping and alien invasives that threaten native ecosystems.


This program is jointly sponsored by Denver Botanic Gardens and the Native Plant Master® Program. Please visit https://npm.eventbrite.com to explore other Native Plant Master offerings or sign up to get class announcements.


Price: $95 public



Lisa Mason - Horticulture Agent in Arapahoe County

Lucinda Greene -Assistant Horticulturist and Native Plant Master Coordinator in Arapahoe County


Special instructions, requests or notes:


Prerequisite: Basic Botany class. (For those with a botany background that have not completed a Native Plant Master course, this prerequisite may be waived. Contact lgreene@arapahoegov.com to request a waiver.)




Native Plant Master: All participants who pass three NPM courses will receive a Colorado Flora Certificate. For accepted volunteers, this course counts toward certification as a Native Plant Master. For more information on the volunteer program, see www.nativeplantmaster.org. To reduce overlap, take courses in different months and/or lifezones

Lifezone: Plains


When and where to meet: Plains Conservation Center - 21901 E Hampden Ave, Aurora, CO 80018. (303) 693-3621. (See map.) Meet at the Vistor Center. Please park in the lot to the east of the picnic shelter, not directly in front of the Visitor Center. Please arrive at 7:25AM the first day to receive course materials. Course begins 8:00 AM sharp.


What to wear: You will be required to wear mask at all times when on the property and will be asked to maintain proper social distancing from other participants. Layered clothing for changing and/or severe weather conditions, hat, sturdy closed-toe footwear (suitable for cactus country), etc. Please come prepared for moderately strenuous walking on hot, cold, windy, rainy or snowy days.


What to bring: Textbook, pencil, hand lens (10x), daypack, water, sack lunch, rain gear, sun and wind protection, personal items you will need, etc.


Required Textbook: Flora of Colorado by Jennifer Ackerfield available through Colorado Native Plant Society bookstore (https://conps.org/conps-store), local and online retail outlets and the publisher (800-621-2736)


Carpooling: Carpooling is encouraged. Contact lgreene@arapahoegov.com if you would like to carpool and your contact information will be shared with others interested in carpooling.


Please visit https://npm.eventbrite.com to explore other Native Plant Master offerings or sign up to get class announcements. This program is jointly sponsored by Denver Botanic Gardens and the Native Plant Master® Program

For more information on the volunteer program, see www.nativeplantmaster.org


Putting Your Rose Garden to Bed

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. 

Preparing your roses for winter is the key to growing those fabulous flowers in the spring. Learn why fall and winter care keeps your roses healthy from year to year and how to prepare new rose beds for spring planting. Get tips on early transplanting or rearranging the rose bed. A recommended list of roses that do well along the Front Range and higher altitudes will be included to take home.


Instructor: Peggy Williams, Consulting Rosarian

Price: $32, $27 members

Online Sales powered by Vantix Systems Inc