October 3 - November 1, 2026
Extravaganza II is here!
Come try your hand at clipping the invasive vines that are killing our trees while learning how to spot the native vines that should be spared. No experience necessary!
What to Know Before You Go
What to Wear: Long-sleeved shirts and long pants to protect against thorns, sturdy shoes, a hat.
What to Bring: Water. See instructions for each event about tools. If you have them, bring clippers, loppers, and/or small saws. If you don’t, most event leaders will have some extra tools you can borrow.
Sign Up: Please use the registration form or link on the calendar to let the event leaders know you are coming. Children must be over age 11 to actively participate.
Would you rather help in other ways?
Volunteer to help organize? Please fill out the interest form.
Donate money to support the work of the PRISM or adopt parks? Please see this page.
Activity Schedule for This Campaign
Saturday, October 3, 2026
Fairfax
8:00 AM until 11:00 AMRabbit Branch Park Tree RescueRabbit Branch Park,
4803 Tapestry Dr, Fairfax, VA 22032.Description:
Save trees by cutting invasive vines from their trunks. Target vines include English ivy, wintercreeper, Japanese honeysuckle, oriental bittersweet, and porcelainberry. We leave native vines alone. Be ready for anything including working amongst thorny branches. Note that you cannot park outside of Rabbit Branch Park without a permit. Park and meet along Gainsborough Drive. We will use the trail entrance (located between 4833 and 4835 Gainsborough Drive, Fairfax, VA, 16+ years old. Volunteers aged 11-15 years must be accompanied by a parent.Clifton
10:00 AM until 10:30 AMTree of Heaven DemonstrationClifton Presbyterian Church
12748 Richards Ln, CliftonDescription:
NO REGISTRATION NEEDED We will demonstrate the identification of Tree-of-Heaven and the special techniques needed to control it.
Sunday, October 4, 2026
Herndon
9:00 AM until 11:30 AMTree Rescue at Stanton Park in HerndonStanton Park
Park on the South side of 3rd St near the Stanton Park signDescription:
We will Cut/Saw invasive Wisteria and English Ivy to save trees at Stanton Park. You will be briefed on this strenuous activity, including safety, then shown how to ID and cut the vines. Wear: Long pants and long sleeves, boots, work gloves and a hat. Safety: Apply provided bug spray, avoid Poison Ivy, wash all clothes after event, shower and check for ticks. Bring: Water, hand saws, loppers, clippers. Please arrive 10 minutes early.Alexandria East
1:00 PM until 3:00 PMTree Rescuing at Ridgeview Park with Friends of Holmes RunRidgeview Park
4111 Duvawn St, Alexandria, VA 22310Description:
Come help save the trees in this beloved local park from the chokehold of non-native invasive vines such as English Ivy. You'll learn skills you can take home to save your own trees! Wear long sleeves/pants, gloves, and bring garden clippers, loppers or folding hand saw if you have. Some loaner tools also available. Led by Friends of Holmes Run and Fairfax Tree Rescuers PRISM.Fairfax
3:00 PM until 5:00 PMSave The Trees In Middleridge ParkMiddleridge Park (and Woodglen Lake Park if we get a lot of volunteers)
Meet at the grassy area next to the blue Little Library between 10839 and 10843 Broadwater Drive, Fairfax, VA 22032Description:
This is an opportunity to learn about non native invasive vines and how to tell them apart from our useful native species. We will be cutting non native vines that are strangling trees. You are welcome to join us just to learn to identify the plants, but learning by doing will help you remember and us protect the park. Wear long pants, long sleeves, bring garden gloves, and shoes you don’t mind getting muddy. Bring your own water bottle. We recommend insect repellent because there may be mosquitoes or ticks in the areas where we will be working. If you have garden pruners or loppers, please bring them. We have a few gloves and tools to share, if needed.
Monday, October 5, 2026
Fairfax
8:00 AM until 12:00 PMTree Rescue - Sidewalk Adjacent to Rabbit Branch ParkSidewalk Adjacent to Rabbit Branch Park
4628 Tapestry Dr, FairfaxDescription:
We will work alongside the Operation Stream Shield team. Orientation starts at 8 am. You may stay as long as you like. Wear old clothes to protect from thorns, poison ivy, etc.Vienna
10:00 AM until 12:00 PMKlub Kudzu Southside ParkSouthside Park
Intersection of Wade and Walker Street SW, Vienna, VA or 1317 Ross Dr. SW., Vienna, VA
Description:
Make Southside Park more ecologically diverse by removing invasive plants and caging native tree seedlings. This activity takes place every Monday. Gloves and loppers provided. Bathrooms and parking onsite. Kids welcome. Meet in the parking lot at the entrance off the intersection of Ware St SW and Walker St SW
Saturday, October 10, 2026
Clifton
9:00 AM until 11:00 AMTree rescue at the old Clifton Elementary SchoolMeet behind the school, to the right as you face it
7010 Clifton Road, CliftonDescription:
Bring water and wear old clothes to protect from thorns; Long pants/sleeves, closed shoes, hat, gloves. Bring loppers or hand clippers if you have them (we will have extra).
Monday, October 12, 2026
Vienna
10:00 AM until 12:00 PMKlub Kudzu Southside ParkSouthside Park, Vienna
Intersection of Wade and Walker Street SW., Vienna, VA or 1317 Ross Dr. SW., Vienna, VADescription:
Make Southside Park more ecologically diverse by removing invasive plants and caging native trees and seedlings. Gloves and loppers are provided. Kids are welcome. Bring bug spray with DEET and gloves if you have them. Wear long pants and close-toed shoes.Centreville
1:00 PM until 3:00 PMInvasive Species Removal at Pleasant Hill ParkPleasant Hill Park - Picnic Table
6200 Riverland Run, Centreville, VADescription:
We will be working on English Ivy, Japanese Honeysuckle, and Bush Honeysuckle primarily. I recommend wearing long pants and long sleeves, and closed toe shoes (boots preferred). I recommend waterproof shoes. If you have gardening gloves, please bring them. I can provide gloves, but they aren’t quite as sturdy as the ones you might have at home. Wear bug spray, as the mosquitoes will be out!
Saturday, October 17, 2026
Alexandria East
10:00 AM until 12:00 PMTree Rescue at Dyke Marsh, Alexandria, VADyke Marsh Wildlife Preserve
Haul Road Trail, Dyke Marsh Wildlife PreserveDescription:
Friends of Dyke Marsh works in Dyke Marsh removing invasive vegetation threatening trees twice a month on Saturdays. We will focus on porcelain berry, clematis, and bittersweet.Falls Church
9:00 AM until 12:00 PMLake Barcroft Beach 3 Tree RescueLake Barcroft Beach 3
6409 Waterway Drive, Falls Church VADescription:
Removing English Ivy and Porcelain BerryLorton
9:00 AM until 10:30 AMTree Rescue at Laurel Hill Park Central GreenLaurel Hill Park Central Green
Laurel Hill Park Central Green, 8780 Lorton Rd, Lorton VADescription:
Volunteers must register through Fairfax County IMA calendar.Dress for the weather, wear long pants/sleeves, closed shoes/socks, garden gloves; consider a hat or sunscreen; bring a lopper or garden shears, if available.
Sunday, October 18, 2026
Fairfax
9:00 AM until 11:00 AMBrentwood Farm Park Tree RescueBrentwood Farm Park
Meet/park in the cul-de-sac near 11940 Goodwood Drive, Fairfax, VA.Description:
The location is Brentwood Farm Park - we will be working in the area in the blue box. Park in the cul-de-sac (see green circle) nearest address is 11941 Goodwood Drive, then once parked, walk along the trail to the grassy area. You will pass a small kids playground.Herndon
9:00 AM until 11:00 AMTree Rescue at Colvin Run Park (Morning Session)Colvin Run Park
Park near 10017 Scenic View Ter Vienna, VA 22182Description:
Rescue trees from invasive vines at Colvin Run Park with Fairfax County Park Authority Invasive Management Area (FCPA IMA) & Fairfax Tree Rescuer PRISM. Eagle project. Park near 10017 Scenic Terrace Vienna VAHerndon
12:00 PM until 2:00 PMTree Rescue at Colvin Run Park (Afternoon Session)Colvin Run Park
Park near 10017 Scenic View Ter Vienna, VA 22182Description:
Rescue trees from invasive vines at Colvin Run Park with Fairfax County Park Authority Invasive Management Area (FCPA IMA) & Fairfax Tree Rescuer PRISM. Eagle project. Park near 10017 Scenic Terrace.Annandale
1:00 PM until 3:00 PMAnnandale Community Park Habitat Restoration!Annandale Community Park/Hidden Oaks Nature Center
4030 Hummer Rd Annandale, VA 22003Description:
Meet at tennis courts Annandale Community Park
Monday, October 19, 2026
Vienna
10:00 AM until 12:00 PMKlub Kudzu Southside ParkIntersection of Wade and Walker Street SW Vienna, VA OR 1317 Ross Dr. SW., Vienna, VA
Description:
Make Southside Park more ecologically diverse by removing invasive plants and caging native trees and seedlings. Gloves and loppers are provided. Kids are welcome. Bring bug spray with DEET and gloves if you have them. Wear long pants and close-toed shoes.
Saturday, October 24, 2026
Herndon
9:00 AM until 11:30 AMTree Rescue Event cutting invasive plants at Horsepen Run Stream Valley ParkHorsepen Run Stream Valley Park
Meet at Trailhead near 13498 Lake Shore Dr Herndon, VA 20171Description:
We will Cut/Saw invasive Bush Honeysuckle trees and ground vines to save trees at Horsepen Run Stream Valley Park. You will be briefed on this moderately strenuous activity, including safety, then shown how to ID and cut the plants. Wear: Long pants and long sleeves, boots, work gloves and a hat. Safety: Apply provided bug spray, avoid Poison Ivy, at home wash all clothes after event, shower and check for ticks. Bring: Water, hand saws, loppers, clippers. Please arrive 10 minutes early.Burke
10:00 AM until 12:00 PMWe will rescue trees from the invasive vines that are smothering and strangling them.Meet near the entrance to Pohick Regional Library. We will be working next door in Rolling Valley West Park.
6450 Sydenstricker Rd, Burke, VA 22015Description:
Please wear old clothes including long pants/sleeves, closed shoes, hat, and gloves, and bring your own water. If you happen to have loppers or hand clippers, you could bring those as well, though we will have extra.Reston
2:00 PM until 4:00 PMHunters Green - Fall Invasive - Plant Clean-up DayLarge Playground on Pipeline
11719 Indian Ridge RoadDescription:
This is an educational event for community members with a focus on what our cluster is doing to manage invasive plants and how individuals can get involved. We will have a table where we will hand out resource materials and answer questions, including kids activities and refreshments. We will have a clean-up activity for volunteers.
Sunday, October 25, 2026
Fairfax
9:00 AM until 11:00 AMBrentwood Farm Park Tree RescueBrentwood Farm Park
Meet/park in the cul-de-sac near 11940 Goodwood Drive, Fairfax, VA.Description:
The location is Brentwood Farm Park - we will be working in the area in the blue box. Park in the cul-de-sac (see green circle) nearest address is 11941 Goodwood Drive, then once parked, walk along the trail to the grassy area. You will pass a small kids playground.Clifton
9:00 AM until 11:00 AMTree Rescue at Johnny Moore ParkJohnny Moore Park
13300 Ivakota Farm Rd, CliftonDescription:
We will rescue trees from the invasive vines that are smothering and strangling them. Please wear old clothes including long pants/sleeves, closed shoes, hat, and gloves, and bring your own water. If you happen to have loppers or hand clippers, you could bring those as well, though we will have extra.Fairfax
10:00 AM until 12:00 PMInvasive removal & tree rescue - South Railroad St ParkSouth Railroad Street Park
Railroad Street between Arden Street & Morgan Lane. Note there are several access points to the parkDescription:
We will be removing a number of invasive vines including Chinese wisteria and porcelain berry. Wear long sleeves, long pants, and closed toed shoes, all appropriate for outdoor work.Clifton
1:00 PM until 4:00 PMInvasive Plant Removal at Twin Lakes Golf CourseTwin Lakes Golf Course
6201 Union Mill Road, Clifton (Northern Clubhouse Parking Lot)Description:
Remove invasive vines and shrubs from forested area. Wear sturdy shoes, long pants, and long-sleeve shirt. Bring water and bug spray. Tools and gloves will be provided.
Monday, October 26, 2026
Vienna
10:00 AM until 12:00 PMKlub Kudzu at Southside ParkSouthside Park, Vienna
Intersection of Wade and Walker St, SW, Vienna or 1317 Ross Dr. SW., Vienna, VADescription:
Make Southside Park more ecologically diverse by removing invasive plants and caging native trees and seedlings. Gloves and loppers are provided. Kids are welcome. Bring bug spray with DEET and gloves if you have them. Wear long pants and close-toed shoes.
Saturday, October 31, 2026
Reston
9:00 AM until 11:30 AMTree Rescue at Lake Fairfax Park - RestonPark in parking lot near the Porta Pottys. Follow path into the park for "Cricket Field"
1400 Lake Fairfax Dr Reston Va 20190Description:
We will Cut/Saw invasive Vines and large Shrubs to save trees at Lake Fairfax Park around the Cricket Field. You will be briefed on this moderately strenuous activity, including safety, then shown how to ID and cut the plants. Wear: Long pants and long sleeves, boots, work gloves and a hat. Safety: Apply provided bug spray, avoid Poison Ivy, after event at home wash all clothes, shower and check for ticks. Bring: Water, hand saws, loppers, clippers. Please arrive 10 minutes early.