2026 Shaw Series Winter Symposium
Jan
21
to Jan 22

2026 Shaw Series Winter Symposium

Join us at Missouri Botanical Garden's Bayer Event Center with experts in stormwater management, native landscaping, and climate resilience. Dive into topics like native plants, soil health, and bioretention basins, choose interactive breakout sessions, and network with industry leaders in stormwater management. 

Attendees of this event are eligible for up to 12 Continuing Education Credits (CEUs) from the American Society of Landscape Architects (ASLA) and/or 12 Professional Development Hours (PDHs) for Professional Engineers in Missouri.

Tickets are available for two-day series at $200 or single-day at $125. Tickets include a light breakfast, lunch, and a social hour (day 1 only). 

mobot.org/shawseries

shawseries@mobot.org

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7th Annual Ritter Perennials New Plant Presentation
Jan
29

7th Annual Ritter Perennials New Plant Presentation

7th Annual Ritter Perennials New Plant Presentation!!!!
Be the first to see Ritter’s NEW Plants for 2026.

Please feel free to bring as many designers or installers from your company that might be interested.

When- Thursday January 29, 2026

Where- The Lodge Des Peres
             1050 Des Peres Road
             Des Peres, MO 63131

Time- 1pm

Please RSVP by January 23rd so we can provide snacks.

hello@ritterperennials.com

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Wild Things 2026
Jan
31

Wild Things 2026

The Wild Things conference is a celebration of nature, wildlife, ecosystem restoration, birding, botanizing, networking, and discovery

For the first year ever, Wild Things is expanding to downstate Illinois where things get wild-er!

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Missouri Organic Association Annual Conference
Feb
6
to Feb 7

Missouri Organic Association Annual Conference

MOA Roots to Revenue: The Future of Regenerative Agriculture!

Join us in Columbia, MO, for concurrent sessions, hands-on discussions, and expert speakers covering soil health, marketing, specialty crops, livestock, certification, and more. Whether you’re an experienced producer, a new grower, or an ag professional, this is your opportunity to learn, connect, and grow with Missouri’s organic and regenerative farming community.

https://moaorganic.org/moa-conference/2026-moa-conference-22094/

info@MOAorganic.org

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Design Symposium -
Feb
9

Design Symposium -

***Save the Date***

LNAGSL is excited to partner with the St. Louis Professional Designer Roundtable Group and STLCC - Meramec Horticulture to bring you our February programing. This event will bring together design student from STLCC - Meramec Horticulture Program and members of two great professional groups. More information on speakers to follow.

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iLandscape
Feb
25
to Feb 27

iLandscape

The Illinois + Wisconsin Landscape Show will return February 25-27, 2026 at the Renaissance Schaumburg Convention Center in Schaumburg, Illinois

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Landscape Illinois - Weed ID Workshop
Dec
4

Landscape Illinois - Weed ID Workshop

Instructor: Dr. Aaron Patton from Purdue University

This half day workshop is designed for beginners

and for more experienced professionals who want

more information on herbicide use principles and

discussion of how to control common green

industry weeds. This workshop offers training in

weed identification, integrated weed management,

selecting the right herbicides, enhancing weed

control, and updates on the latest weed research

findings.

Contact Kellie Schmidt for more details…

kschmidt@landscapeillinois.org

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Gateway Outdoor Expo
Nov
15
to Nov 16

Gateway Outdoor Expo

The Gateway Outdoor Expo + Summit is designed for everyone — from diehard adventurers to families seeking new ways to enjoy the outdoors to professionals building networks in the outdoor industry

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November Monthly Program
Nov
10

November Monthly Program

Our next LNAGSL meeting will be Monday, NOV 10th starting at 5 PM at Forest Park Visitor Center.


It will be jam packed with Industry Roundtable Discussions, LNAGSL Scholarship awards and 2026 Elections.

Please RSVP to lnagslboard@gmail.com

Food will be available for those who are interested

Qdoba Buffet - $30 (Optional)

STUDENTS & GUESTS ARE ALWAYS WELCOME!!!

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Landscape Illinois - Pruning Workshop
Oct
31

Landscape Illinois - Pruning Workshop

Landscape Illinois is offering a Ground Pruning Workshop in Belleville, IL for both member and non-member companies. The course combines both classroom time and outdoor hands-on instruction. This is ground pruning of shrubs and trees only.  There will be no canopy work. The training is taught and supervised by certified arborists.

Contact: Kellie Schmidt for more info…

kschmidt@landscapeillinois.org

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Fall Field Day - Bellefontaine
Oct
25

Fall Field Day - Bellefontaine

𝗙𝗶𝗿𝘀𝘁 𝗔𝗻𝗻𝘂𝗮𝗹 𝗙𝗮𝗹𝗹 𝗙𝗶𝗲𝗹𝗱 𝗗𝗮𝘆 on 𝗦𝗮𝘁𝘂𝗿𝗱𝗮𝘆, 𝗢𝗰𝘁𝗼𝗯𝗲𝗿 𝟮𝟱, 𝗳𝗿𝗼𝗺 𝟭𝟬:𝟬𝟬 𝗮.𝗺. 𝘁𝗼 𝟯:𝟬𝟬 𝗽.𝗺. at Bellefontaine’s Level III Accredited Arboretum! This 𝗳𝗿𝗲𝗲 𝗰𝗼𝗺𝗺𝘂𝗻𝗶𝘁𝘆 𝗲𝘃𝗲𝗻𝘁 celebrates trees, learning, and the beauty of fall.

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Everlasting Fall Event - Growing Green
Oct
15

Everlasting Fall Event - Growing Green

Join LNAGSL Member Growing Green for Everlasting Fall Happy Hour on Wednesday, October 15th, where networking gets a festive upgrade! 🍂

Enjoy refreshments, network with fellow St. Louis business professionals, and create a gorgeous fall wreath in a fun and relaxed setting. 🌟

The best part? Your attendance supports @youthinneed1974, a local nonprofit dedicated to building positive futures for vulnerable children, teens, and families. 💚

🔗 Register now to secure your spot!

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HortiCULTURE Exchange 2025: Transforming Community
Oct
11

HortiCULTURE Exchange 2025: Transforming Community

Featured speakers Doug Tallamy and Austin Eischeid will offer fresh insights into the evolving world of horticulture. Additionally, attendees will have the opportunity to exchange ideas and interact with others who are passionate about plants and sustainable landscapes. A continental breakfast will be provided as participants enjoy a morning of inspiration, connection and green innovation. 

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 STLCC - Meramec Open House and Self-guided Tours
Oct
10

STLCC - Meramec Open House and Self-guided Tours

STLCC Horticulture Department invites students, alumni, industry professionals and the community to explore othe newly transformed spaces — including state-of-the-art labs and greenhouses. These new learning spaces are part of the College’s STLCC Transformed initiative to modernize facilities and programming to improve the overall student experience and meet workforce demands in Missouri. 

Enjoy self-guided tours, meet instructors and staff, and mingle with friends, peers and guests over light refreshments.

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SAF Congressional Action Days
Mar
17
to Mar 18

SAF Congressional Action Days

Registration is open!

Registration includes: Lunch on Monday and Tuesday | Issues and Advocacy Training on Monday | Reception on Monday Evening | Grassroots Breakfast on Tuesday |  Hospitality Suite on Tuesday | Open Mic Reception on Tuesday

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