Upcoming Events Outside HPS/MAG....

Below is just a sampling of the many programs planned by other non-profit, horticulture-related organizations in our area. Please note that the items listed here may not be updated following posting. If you are interested in a particular event, please check the organization's website for the most current information. 

Because of recent events regarding the Covid-19 virus, it is essential to check with the organization's website  for cancellations.

In addition, many of the organizations and institutions for which we post upcoming events are now providing online courses, lectures and activities. Check out your favorite organization's website to see what is available.

Click the month below to see events in that time period.  

Click here for more information on how to submit an event for this list.


January
February
March
April
May
June
July
August
September
October
November
December
 

January

January 6. Southeast Pennsylvania Green Industry Conference, presented by Penn State Extension. Registration closes January 5. Delaware Valley University, Doylestown, PA. cvent.com.

January 7-8. Estimating & Bidding for Landscape Installation, presented by Penn State Extension. Two-day workshop. Registration closes January 3. Penn State Extension York County, York, PA. cvent.com.

January 8-10. MANTS 50. Fiftieth Anniversary Mid-Atlantic Nursery Trade Show. Baltimore, MD.  mants.com.

January 11 - and monthly through 2020. Wild Wisdom Wild Foodies Program, 12-month series during which participants will learn to forage wild edible, medicinal, and craft plants. Field trips, lectures, in-class projects. Registration required. Awbury Arboretum, Philadelphia, PA. awbury.org.

January 13. Gardens for Butterflies and Birds, with Beverly Auvil. Lecture, presented by Doylestown Nature Club, Township Building, Buckingham, PA. doylestownnatureclub.com.  

January 18. Berries, Bark, and Blooms, with Kathy Salisbury. Lecture & Tour. Barnes Arboretum at SJU, Merion, PA. sju.edu/barnesarboretum.

January 25 & February 1. Your Small-Space Garden, with Kathy Salisbury. Workshop (2 Saturdays), presented by the Barnes Arboretum at the Barnes Institute, Philadelphia, PA. sju.edu/barnesarboretum.

January 27. Creating Living Landscapes, with Doug Tallamy. Lecture and Nature’s Best Hope Book Release Party, presented by The Gardeners of Rose Valley. The Old Mill, Rose Valley, PA. Snow date February 3. Inclement weather: check rosevalleyborough.org.

January 27. Turf and Ornamentals School: Insect pest management information, presented by Penn State Extension. Registration closes January 14. Holiday Inn, Grantville, PA. cvent.com.

January 28. Let's Talk about the Birds and the Bees: Part 1 The Bees, with Debbie Delaney.  Lecture. The UD Botanic Garden, Newark, DE. Udel.edu.

January 29, February 5, March 4. Tree Tenders Training - Webinar Series, presented by Penn State Extension. Become a Tree Tender and help increase tree canopy cover in your community. Each of the live lectures are recorded and can be viewed online at a different time. Register by January 15. extension.psu.edu. 

February

February 6. Travels at Twelve: Botanical Explorations in the Baltics, with Andrew Bunting. Lecture. The Scott Arboretum of Swarthmore College. Swarthmore, PA. scottarboretum.org.

February 6. TheDCH 2020 Winter Lecture Series - Design for Resilience in Dynamic Urban Landscapes, with Rick Darke. The Delaware Center for Horticulture. Wilmington, DE. thedch.org.

February 7. Today's Horticulture Symposium, presented by the Longwood Gardens Professional Gardener Alumni Association (PGAA). Attend onsite or online. longwoodgardens.org.

February 8. Pine Barrens Time Machine, with John Volpa. Lecture, presented by the Penn State Master Gardeners of Delaware County. Springfield, PA. extension.psu.edu. 

February 10. The Beloved Peony - Couture and Culture, with Thom Mrazik. Lecture, presented by the Doylestown Nature Club. Buckingham, PA. doylestownnatureclub.com.

February 11. Let's Talk about the Birds and the Bees: Part 2 The Birds, with Doug Tallamy. Lecture. The UD Botanic Garden, Newark, DE. Udel.edu.

February 13–April 23. Botanical Illustration, with Marylyn Waltzer. 10-week course. The Barnes Arboretum at SJU, Merion, PA. sju.edu/barnesarboretum.

February 13. So, you want to keep Honeybees…, with Scott Guiser. Workshop. The Barnes Arboretum at SJU, Merion, PA. sju.edu/barnesarboretum.

February 13. Travels at Twelve: Devils and Saints: Plant Exploration in Honshu, Japan, with Tony Aiello. Lecture. The Scott Arboretum of Swarthmore College. Swarthmore, PA. scottarboretum.org.

February 14. What is That??? Plant Identification and Plant Names, with Jeff Jabco. Workshop. The Scott Arboretum, Swarthmore, PA.  .scottarboretum.org. 

February 19. Green Industry Update Webinar: Backpack Sprayer Basics and Calibration Methods and Woody Plant Pest and Disease Update, presented by Penn State Extension. Live or recorded. Registration closes February 26. cvent.com. 

February 19. The Care and Feeding of Carnivores, with EPA wetlands scientist Jeff Lapp. All you need to know to grow your own carnivores plants. Bright Hall Lounge, Temple Ambler. events.temple.edu.

February 20. Travels at Twelve: Exploring Lake Maggiore (Italy), with Catherine and Ron Anderson. Lecture. The Scott Arboretum of Swarthmore College. Swarthmore, PA. scottarboretum.org.

February 20. Grow your berry best - Small fruits for the backyard, with Scott Guiser. Workshop. The Barnes Arboretum at SJU Merion, PA. sju.edu/barnesarboretum.

February 20. TheDCH 2020 Winter Lecture Series - Travelling the World in Search of Rare Plants, with Andrew Bunting. The Delaware Center for Horticulture, Wilmington, DE. thedch.org.

February 27. Travels at Twelve: Dazzling DC, with Becky Robert. Lecture. The Scott Arboretum of Swarthmore College. Swarthmore, PA. scottarboretum.org.

February 29 - March 8. The Philadelphia Flower ShowRiviera Holiday, presented by the Pennsylvania Horticultural Society (PHS). Displays, workshops and demonstrations, tours, food, vendors. Philadelphia, PA. theflowershow.com

 

March

Through March 8. The Philadelphia Flower ShowRiviera Holiday, presented by the Pennsylvania Horticultural Society (PHS). Displays, workshops and demonstrations, tours, food, vendors. Philadelphia, PA. theflowershow.com

March 5. TheDCH 2020 Winter Lecture Series - Dynamic Doers: Essential Plants for Dynamic Landscapes, with Patrick Cullina.The Delaware Center for Horticulture, Wilmington, DE. thedch.org.

March 5. Travels at Twelve: Autumn Color in Japanese Gardens. Lecture.  The Scott Arboretum of Swarthmore College. Swarthmore, PA. scottarboretum.org.

M
arch 7. Why Natives? Presented by Penn State Master Gardeners and 
Whitemarsh Township Greenhouse Program and Environmental Education Series. 10:00 AM- !2:00 Noon. Program is free but space is limited. Pre-Registration is required. Visit www.whitemarshparks.org or call 610-828-7276.  Click here to register. Program will be held at Koontz Park, 2391 Harts Lane, Lafayette Hill, PA 19444.

March 9. Delaware River Towns: Full of Character and Full of Characters. Doylestown Nature Club. Buckingham Township Building. 1:00 PM Guests welcome with donation of $5.00. doylestownnatureclub.com

March 11. Nature's Narratives at Scott Arboretum Horticultural Library - Join fellow garden enthusiasts and book lovers as they discuss Feral: Searching for Enchantment on the Frontiers of Rewilding, by George Monbiot. Free and open to the public but advance registration required. scottarboretum.org.

March 12. Travels at Twelve: Conehead Convention Scott Arboretum Curator Mary Tipping and Gardener Chuck Hinkle will share stories and images from the 2019 National Meeting of the American Conifer Society, which was held at the Oregon Garden. Science Center Room 101 at Swarthmore College. Free and open to the public.  scottarboretum.org.

March 12. The 20th Annual Land Ethics Symposium: Creative Approaches for Ecological Landscaping, presented by the Bowman's Hill Wildlife Preserve at the Delaware Valley University. Doylestown, PA. bwhp.org. 

March 14. Insects and Climate Change, with Mark Boudreau. Lecture, presented by the Penn State Master Gardeners of Delaware County. Springfield, PA. extension.psu.edu.

March 15. Delaware Valley Iris Society . Spring Luncheon and Meeting  12:00 Noon - 4:30 PM  Lunch $20.  Contact  Ron Thoman, 1010 Wiggins Way, West Chester, PA 19380-3312, (610) 719-6081, [email protected] for information and to reserve lunch. Deadline- March 5, 2020

 March 19. The DCH 2020 Copeland Lecture - America Eden: David Hosack, Botany, and Medicine in the Garden of the Early Republic, with author Victoria Johnson. The Delaware Center for Horticulture, Wilmington, DE. thedch.org.

March 24. The Earth in Her Hands: 75 Extraordinary Women Working in the World of Plants, with author Jennifer Jewell.  Lecture and book-signing. Temple Ambler, Ambler, PA. phsonline.org.events

March 26. Early Spring Blooms Free Guided Tour at the Scott Arboretum of Swarthmore College. 12:00 to 1:00 PM. Tour is canceled in inclement weather. www.scottarboretum.org

 

 

April

April 3-5, The SEPOS International Orchid Show & Sale Philly Expo Center in Oaks, PA.  For detailed information, visit sepos.org

April 11. An Urban Gardening Success Story, with Sean and Stacy McNicholl. Lecture. The Penn State Master Gardeners of Delaware County. Springfield, PA. extension.psu.edu.

April 18.  Attracting Hummingbirds to Your Yard.  Presented by Penn State Master Gardeners and Whitemarsh Township Greenhouse Program and Environmental Education Series. 10:00 AM- !2:00 Noon. Program is free but space is limited. Pre-Registration is required. Click here to register. Visit www.whitemarshparks.org or call 610-828-7276.  Program will be held at Koontz Park, 2391 Harts Lane, Lafayette Hill, PA 19444.

April 18-19. Ohara School of Ikebana Exhibition. Workshop; free interpretative tour and demonstration both days. The Scott Arboretum of Swarthmore College, Swarthmore, PA. scottarboretum.org.

April 21-May 4. Native Plant Pop Up Garden at the Newtown Township Building. Kickoff festivities on April 21. Newtown Square, PA.

April 22. Great Garden Plants from 35 Years of Comparative Trials, with Richard Hawke. Lecture. The Scott Arboretum of Swarthmore College, Swarthmore, PA. scottarboretum.org.

April 25. TheDCH's 40th and Final Rare Plant Auction with celebrated plant experts Rick Darke and Melinda Zoehrer. Silent and live auctions with Tony Avent, and many other special friends from past RPA events. Longwood Gardens, Kennett Square, PA. thedch.org.

April 25. Arbor Day Celebration. Free saplings and tree-related fun. The Scott Arboretum of Swarthmore College, Swarthmore, PA. scottarboretum.org.

April 29. Captivating Cacti and Succulents, with Lars Rasmussen. Workshop. The Scott Arboretum of Swarthmore College, Swarthmore, PA. scottarboretum.org.

 

May

May 1.  Scott Arboretum of Swarthmore CollegeVirtual Slow Flow Yoga in the Gardens, 11:00 AM - 12:00 noon. Free and open to the public. Register in advance. scottarboretum.org. 

May 2. Wilmington Garden Day. 73rd Annual Tour featuring both houses and gardens. Wilmington, DE. wilmingtongardenday.org. 

May 4. Mid-Atlantic Peony Society Tour and Reception. Free. The Scott Arboretum of Swarthmore College, Swarthmore, PA. scottarboretum.org. 

May 9. Scott Arboretum Selections: Spring Sale. Unusual tropicals and annuals; spring blooming perennials and shrubs. Free. The Scott Arboretum of Swarthmore College, Swarthmore, PA. scottarboretum.org.

May 9. The Poison Ivy King, with Umar Mycka of the Philadelphia Zoo. Lecture. Penn State Extension, Springfield, PA. cvent.com.

May 11. Spring Plant Sale at the Henry Botanic Garden. Ongoing online. Check out their website for catalog of available plants. For more info contact: Jane Hill Golas  at  [email protected] 

 May 14. 81st Annual Herb Sale at Historic Yellow Springs. 10:00 AM to 1:00 PM, Rain or Shine.  www.hsaphiladelphia.org

May 16. Penn State Montgomery County 22nd Annual Master Gardener Plant Sale 9:00 AM - 1: PM  Rain or Shine Cooperative Extension Office 1015 Bridge Road (Rt 113) Collegeville, PA 19426. Questions 610-489-4315    montgomery.extension.psu.edu

May 19-23. The American Iris Society – A Centennial Celebration! Conference. Presentations by AIS Sections, Median Iris Society, Siberian Iris Society, Spuria Iris Society, Japanese Iris Society, Louisiana Iris Society, and others. Newark, NJ. dvis-ais.org.     2020irisconvention.org

May- Ongoing. Visiting the garden of Charles Cresson in Swarthmore.  Charles has graciously decided to open his garden for visitors. Please adhere to Social Distancing guidelines and wear a mask. Visitors, do not expect the host to provide food or water and should not even ask to use the bathroom. Please email to ask about a convenient time for visiting. [email protected].    Other contact info can be found in the HPS Member Directory.

 June

June 4. Rose Celebration. Free tour. The Scott Arboretum of Swarthmore College, Swarthmore, PA. scottarboretum.org. 

June  6. Home Gardeners' School, with the Penn State Delaware County Master Gardeners. Workshops, lectures, plants, silent auction, shopping. Springfield, PA. extension.psu.edu.

June 13. Plant a Cocktail Garden, with the Penn State Delaware County Master Gardeners. Workshop. Springfield, PA. cvent.com.

June 16. Exciting Bulbs and Tubers to Enliven Your Summer Garden!, with Charles Cresson. Lecture and tour of Cresson's garden, Hedgleigh Spring. The Scott Arboretum of Swarthmore College, Swarthmore, PA. scottarboretum.org. 

July

July 11. Make a Carnivorous Bog Garden, with the Penn State Delaware County Master Gardeners. Workshop. Springfield, PA. cvent.com.

July 17. Woody Plant Conference: 
Woody Plants for the Mid-Atlantic & How to Use them in Landscapes. Sponsored by Longwood Gardens, Tyler Arboretum, The Scott Arboretum, Morris Arboretum, and Chanticleer. Swarthmore College, Swarthmore, PA. woodyplantconference.org.

July 18. Delaware Valley Iris Society Sale, 9-1, at Jenkins Arboretum.

 

August

 

September

September 12. Make a Fall Door Hanging, with the Penn State Delaware County Master Gardeners. Workshop. Springfield, PA. cvent.com.

October

 

November

 

December

  

How to submit a public horticulture event to Upcoming Events Outside HPS/MAG

Submissions are accepted from non-profit, horticulture-related organizations in the Mid-Atlantic region, with preference given to events submitted by HPS/MAG members. For consideration all submissions must include the following information: 

  • Event date
  • Event Name
  • Event type (If not already included in the name. Please note if plant sale, lecture, workshop, symposium, etc).
  • Event City, State
  • Link to the event on the organization's website.

The Hardy Plant Society/Mid-Atlantic Group has sole discretion over which events will be posted on this page.

Submissions should be emailed at least 30 days prior to the event to [email protected]