Arboretum Events and Things to do in Arboretum, Washington

Habitat Advocate: Native Garden Design for Stormwater Management
Sat, Sep 12, 9:00 AM
Lancaster · 102 Chester St
Habitat Advocate: Native Garden Design for Stormwater Management
Sat, Sep 12, 9:00 AM
Lancaster · 102 Chester St
Midsummer Holistic Expo – Saturday General Admission
Sat, Jul 11, 10:00 AM
Lancaster · Farm & Home Center
Midsummer Holistic Expo – Saturday General Admission
Sat, Jul 11, 10:00 AM
Lancaster · Farm & Home Center
Habitat Advocate: Plant Speak
Thu, Jun 18, 6:00 PM
Lancaster · 102 Chester St
Habitat Advocate: Plant Speak
Thu, Jun 18, 6:00 PM
Lancaster · 102 Chester St
Almost full
Sunnyside Guided Hike | Water Week 2026
Thu, Jun 11, 6:00 PM
Lancaster · 407 S Broad St
Almost full
Sunnyside Guided Hike | Water Week 2026
Thu, Jun 11, 6:00 PM
Lancaster · 407 S Broad St
Summer Solstice Forest Bathing Walk
Fri, Jun 19, 11:00 AM
Crisfield · Janes Island State Park
Summer Solstice Forest Bathing Walk
Fri, Jun 19, 11:00 AM
Crisfield · Janes Island State Park
Susquehanna Nature Journal Gathering November 2026
Sat, Nov 7, 11:00 AM
Lancaster · Shuts Environmental Library & Center
Susquehanna Nature Journal Gathering November 2026
Sat, Nov 7, 11:00 AM
Lancaster · Shuts Environmental Library & Center
I-Give Foundation Meet & Greet
Wed, Jun 3, 4:30 PM
Lancaster · The Mix
I-Give Foundation Meet & Greet
Wed, Jun 3, 4:30 PM
Lancaster · The Mix
Summer Art Camp: Intro to Art for Adults with Special Needs (18+)
Fri, Jul 17, 1:00 PM
New Cumberland · 315 Bridge St
Summer Art Camp: Intro to Art for Adults with Special Needs (18+)
Fri, Jul 17, 1:00 PM
New Cumberland · 315 Bridge St
Trees Give. We Grow.
Sat, May 30, 10:00 AM
Georgetown · Redden State Forest Fire Station
Trees Give. We Grow.
Sat, May 30, 10:00 AM
Georgetown · Redden State Forest Fire Station
Sales end soon
Sunnyside Guided Hike
Tuesday at 6:00 PM
Lancaster · 407 S Broad St
Sales end soon
Sunnyside Guided Hike
Tuesday at 6:00 PM
Lancaster · 407 S Broad St
Revealing Ancient Wetlands - Floodplain Wetland Restoration Documentary
Mon, Jun 8, 6:00 PM
Lancaster · Lombardo Welcome Center
Revealing Ancient Wetlands - Floodplain Wetland Restoration Documentary
Mon, Jun 8, 6:00 PM
Lancaster · Lombardo Welcome Center
Water Week: City Tree Tour
Tue, Jun 9, 11:30 AM
Lancaster · Musser Park
Water Week: City Tree Tour
Tue, Jun 9, 11:30 AM
Lancaster · Musser Park
The Reagan Years at The Vineyard at Hershey
Fri, Jun 19, 5:00 PM
Middletown · The Vineyard at Hershey
The Reagan Years at The Vineyard at Hershey
Fri, Jun 19, 5:00 PM
Middletown · The Vineyard at Hershey
The Picnic at Cedardale to benefit Alzheimer's Association
Sat, Jun 13, 2:00 PM
Irvington · 74 Cedardale Ln
The Picnic at Cedardale to benefit Alzheimer's Association
Sat, Jun 13, 2:00 PM
Irvington · 74 Cedardale Ln
Summer Art Camp: Paint like the G.O.A.T Artists
Fri, Jun 19, 1:00 PM
New Cumberland · 315 Bridge St
Summer Art Camp: Paint like the G.O.A.T Artists
Fri, Jun 19, 1:00 PM
New Cumberland · 315 Bridge St
Summer Art Camp: Under (and around) The Sea
Tue, Jun 16, 1:00 PM
New Cumberland · 315 Bridge St
Summer Art Camp: Under (and around) The Sea
Tue, Jun 16, 1:00 PM
New Cumberland · 315 Bridge St
Summer Art Camp: How Did They Do That?
Thu, Jun 18, 1:00 PM
New Cumberland · 315 Bridge St
Summer Art Camp: How Did They Do That?
Thu, Jun 18, 1:00 PM
New Cumberland · 315 Bridge St
Summer Art Camp: Intro to Art for children with Special Needs (Ages 3-5)
Tue, Jul 14, 1:00 PM
New Cumberland · 315 Bridge St
Summer Art Camp: Intro to Art for children with Special Needs (Ages 3-5)
Tue, Jul 14, 1:00 PM
New Cumberland · 315 Bridge St
Summer Art Camp: Intro to Art for Teen/Young Adult with Special Needs
Thu, Jul 16, 1:00 PM
New Cumberland · 315 Bridge St
Summer Art Camp: Intro to Art for Teen/Young Adult with Special Needs
Thu, Jul 16, 1:00 PM
New Cumberland · 315 Bridge St
Decked Out Live w/ Nick Ferraro & The All Stars at The Vineyard at Hershey
Fri, Jun 12, 6:00 PM
Middletown · The Vineyard at Hershey
Decked Out Live w/ Nick Ferraro & The All Stars at The Vineyard at Hershey
Fri, Jun 12, 6:00 PM
Middletown · The Vineyard at Hershey

Trends in Arboretum

Explore more trends

Habitat Advocate: Native Garden Design for Stormwater Management

Habitat Advocate: Native Garden Design for Stormwater Management

Midsummer Holistic Expo – Saturday General Admission

Midsummer Holistic Expo – Saturday General Admission

Habitat Advocate: Plant Speak

Habitat Advocate: Plant Speak

Sunnyside Guided Hike | Water Week 2026

Sunnyside Guided Hike | Water Week 2026

Summer Solstice Forest Bathing Walk

Summer Solstice Forest Bathing Walk

Susquehanna Nature Journal Gathering November 2026

Susquehanna Nature Journal Gathering November 2026

I-Give Foundation Meet & Greet

I-Give Foundation Meet & Greet

Summer Art Camp: Intro to Art for Adults with Special Needs (18+)

Summer Art Camp: Intro to Art for Adults with Special Needs (18+)

Trees Give. We Grow.

Trees Give. We Grow.

Sunnyside Guided Hike

Sunnyside Guided Hike

Revealing Ancient Wetlands - Floodplain Wetland Restoration Documentary

Revealing Ancient Wetlands - Floodplain Wetland Restoration Documentary

Water Week: City Tree Tour

Water Week: City Tree Tour

The Reagan Years at The Vineyard at Hershey

The Reagan Years at The Vineyard at Hershey

The Picnic at Cedardale to benefit Alzheimer's Association

The Picnic at Cedardale to benefit Alzheimer's Association

Summer Art Camp: Paint like the G.O.A.T Artists

Summer Art Camp: Paint like the G.O.A.T Artists

Summer Art Camp: Under (and around) The Sea

Summer Art Camp: Under (and around) The Sea

Summer Art Camp: How Did They Do That?

Summer Art Camp: How Did They Do That?

Summer Art Camp: Intro to Art for children with Special Needs (Ages 3-5)

Summer Art Camp: Intro to Art for children with Special Needs (Ages 3-5)

Summer Art Camp: Intro to Art for Teen/Young Adult with Special Needs

Summer Art Camp: Intro to Art for Teen/Young Adult with Special Needs

Decked Out Live w/ Nick Ferraro & The All Stars at The Vineyard at Hershey

Decked Out Live w/ Nick Ferraro & The All Stars at The Vineyard at Hershey

Things to do around Arboretum

Trends in Arboretum

1. Music in the meadow