Calendar

Site Leader: James OttSITE GRADE C: Heavy trash.  Heavy brush.  Steep slopes.  Full mobility needed.  Recommended for ages 16 and up.   Sites containing inappropriate trash (condoms, drug paraphernalia) should also be ranked as C even if it is n...

Join the Lower Meramec Ambassadors on a Frog Walk at Lower Meramec Park, led by Dave Tylka, former MDC biologist and ecology expert on Thursday, April 10 from 7pm-9pm.Learn about early spring frogs in a unique swamp woodland habitat in this easy, fam...

Watershed Picnic and Passport to Clean Water at Riverlands @ 11:00am
by Confluence Trash Bash

Join us for Passport to Clean Water, a fun and educational event where kids can learn about environmental conservation through hands-on activities! This exciting day is all about teaching children how they can help protect our planet, especially through water conservation and sustainability practices.Each child will receive a “passport” to guid...

SITE GRADE B - Some Slopes. Some Brush. Recommended for ages 9 and up. Full mobility suggested. WHAT: Volunteers will cleanup areas around Christian Retention Pond in Spanish Lake County Park. Most clean up opportunities in this area will be on l...

SITE GRADE A - Flat, open. Suitable for all ages and with some limited mobility. WHAT: Volunteers will meet at the Lakehouse Bar and Grill parking lot and split into groups to clean up areas on land around Mallard Lake and down the trail to Creve ...

SITE GRADE C - Heavy trash.  Heavy brush.  Steep slopes.  Full mobility needed.  Recommended for ages 16 and up.   Sites containing inappropriate trash (condoms, drug paraphernalia) may also be ranked as C even if it is not difficult terrain.WH...

SITE GRADE B - Some Slopes. Some Brush. Recommended for ages 9 and up. Full mobility suggested. WHAT: Volunteers will clean up the area surrounding The National Great Rivers Research and Education Center with site leader Jolena Pang. After the cl...

WHAT: Welcome the spring by joining us to combat invasive species in our local parks! As a part of our Operation Wild Lands program and the Missouri Department of Conservation's Back to Nature STL grant, Open Space STL is partnering with the City ...

Join us for this Open Space Event at Greensfelder Park!Optional Post Event Social Activity: After our work is done we'll hang out at the nearby picnic area where we can sit back, socialize and appreciate that results of our efforts!  We'll have a v...

Reduce, Reuse, Recycle… ReRun! @ 6:00pm
by Volunteer Appreciation

We have partnered with Start 2 Finish Events for a new race to celebrate Earth Day and our 60th anniversary.Open Space STL is helping organize volunteers to facilitate the proper distribution of waste materials into categories of recycle, compost and landfill.Please RSVP to volunteer to help with this effortHere is the full event announcement:Join ...

Mound City Film Series @ 4:20pm
by Volunteer Appreciation

We’re beyond thrilled to launch the inaugural Mound City Film Series, bringing the legendary Mountainfilm Festival (@Mountainfilm)—America's premier showcase of adventure, activism, and jaw-dropping storytelling from Telluride—to St. Louis! Teaming up with 4 Hands Brewing Co. (@4handsbrewingco), SWADE Cannabis (@onlyswades), River City Outdoo...

Date change to 4/23 due to flooding WHAT:"If you ever plan to motor west Travel my way, take the highway that is best. Get your kicks on Route sixty six!" From the 1946 song written by Bobby Troup and sung by Nat King Cole.What better way to get some...

Earth Day Festival @ 11:00am
by Volunteer Appreciation

Come out and celebrate our 60th AnniversaryCake Cutting on Saturday - 1 to 2 pmFounded in April 1965 by visionary leaders like Leo Drey, Davis Biggs, and Byron Schubel, Open Space STL was born as the St. Louis region’s first activist environmental and conservation group. These pioneers recognized the need for action to protect the region’s natu...

WHAT:  Take a moment out of your busy schedule and join the Community Stewardship Alliance to remove invasive honeysuckle from the beautiful gem that is Spanish Lake Park! Volunteers have been hard at work at this site for years, making a differen...

Rte 66 Hack #4WHAT:"If you ever plan to motor west Travel my way, take the highway that is best. Get your kicks on Route sixty six!" From the 1946 song written by Bobby Troup and sung by Nat King Cole.What better way to get some kicks then by hacking...

What: Lets clear the callery pear trees out of the park! Sure, they're pretty when they bloom, but they are invasive as can be, and for the other 11 months of the year, they are fragile and prone to wind damage.Where: Meet at The Creve Coeur Lakehous...

Earth Day Festival @ 11:00am
by Volunteer Appreciation

Come out and celebrate our 60th Anniversary Founded in April 1965 by visionary leaders like Leo Drey, Davis Biggs, and Byron Schubel, Open Space STL was born as the St. Louis region’s first activist environmental and conservation group. These pioneers recognized the need for action to protect the region’s natural treasures, and their early ef...