Organization: National Park ServiceLocation: 1849 C St NWWashington, DC, 20240United StatesSee map: Google MapsPhone:202-208-6843 2025 Free Entrance Days in the National ParksDates: 04/19/202506/19/202508/04/2025Show more datesHide these dates09/27/202511/11/2025Time: See website for details. Organization: Will Geer Theatricum BotanicumLocation: 1419 Topanga Canyon BlvdTopanga, CA, 91406United StatesSee map: Google MapsPhone:310-455-3723 A Midsummer Night's DreamDates: 06/08/202506/15/202506/22/2025Show more datesHide these dates06/29/202507/06/202507/12/202508/14/202508/20/202508/27/202509/01/202509/07/202509/15/2025Time: Evening Performances at 7:30, Matinee Performances at 3:30 Organization: Sherman Library and GardensLocation: 2647 East Coast HighwayCorona del Mar, CA, 92625 United StatesSee map: Google MapsPhone:949-673-2261 A Tour of the Sherman Fuchsia Collection at the Sherman Library & GardensDates: 06/01/2025Time: 1:30 pm - 2:30 pm Organization: Griffith ObservatoryLocation: 2800 East Observatory RoadLos Angeles, CA, 90027United StatesSee map: Google MapsPhone:213-473-0800 All Space Considered - Griffith ObservatoryDates: 05/15/202506/19/2025Time: 7:00 p.m. – 8:30 p.m. Organization: Alpengirl CampLocation: 214 E Mendenhall StBozeman, MT, 59715United StatesSee map: Google MapsPhone:406-570-6312 Alpengirl Adult Women's AdventuresDates: 08/20/202508/21/202508/22/2025Show more datesHide these dates08/23/202508/24/202508/25/202508/26/202508/27/202508/28/202508/29/202508/30/202508/31/202509/01/202509/02/202509/03/202509/04/202509/05/202509/06/202509/07/202509/08/202509/09/202509/10/202509/11/202509/12/202509/13/202509/14/202509/15/202509/16/202509/17/202509/18/2025Time: 8:00AM Organization: California Botanic GardenLocation: 1500 N. College Ave.Claremont, CA, 91711United StatesSee map: Google MapsPhone:909-625-8767 Arrange Wild: Wildflower Wreath Design at the California Botanic GardenDates: 04/19/2025Time: 10 am - 11:30 am Organization: Cabrillo Marine AquariumLocation: 3720 Stephen M. White Drive San Pedro, CA, 90731United StatesSee map: Google MapsPhone:310-548-7562 Beach Cleanup at the Cabrillo Marine AquariumDates: 05/03/202506/07/202507/05/2025Show more datesHide these dates08/02/202509/06/202510/04/202511/01/202512/06/2025Time: 9:00 - 10:30am Organization: One ColoradoLocation: 41 Hugus AlleyPasadena, CA, 91103United StatesSee map: Google MapsPhone:626-564-1066 BEE Kind to Our Planet - One ColoradoDates: 04/26/2025Time: 1 - 4pm PDT Organization: Sherman Library and GardensLocation: 2647 East Coast HighwayCorona del Mar, CA, 92625 United StatesSee map: Google MapsPhone:949-673-2261 Bonsai Show at the Sherman Library and GardensDates: 05/31/202506/01/2025Time: 10:30 am - 4 pm Organization: Natural History Museum of Los Angeles County (NHM)Location: 900 Exposition BlvdLos Angeles, CA, 90007United StatesSee map: Google MapsPhone:213-763-3466 Butterfly Pavilion - Natural History Museum of Los Angeles County (NHM) - Los Angeles, CA Dates: 04/18/202504/19/202504/21/2025Show more datesHide these dates04/22/202504/23/202504/24/202504/25/202504/26/202504/27/202504/28/202504/29/202504/30/202505/01/202505/02/202505/03/202505/04/202505/05/202505/06/202505/07/202505/08/202505/09/202505/10/202505/11/202505/12/202505/13/202505/14/202505/15/202505/16/202505/17/202505/18/202505/19/202505/20/202505/21/202505/22/202505/23/202505/24/202505/25/202505/26/202505/27/202505/28/202505/29/202505/30/202505/31/202506/01/202506/02/202506/03/202506/04/202506/05/202506/06/202506/07/202506/08/202506/09/202506/10/202506/11/202506/12/202506/13/202506/14/202506/15/202506/16/202506/17/202506/18/202506/19/202506/20/202506/21/202506/22/202506/23/202506/24/202506/25/202506/26/202506/27/202506/28/202506/29/202506/30/202507/01/202507/02/202507/03/202507/04/202507/05/202507/06/202507/07/202507/08/202507/09/202507/10/202507/11/202507/12/202507/13/202507/14/202507/15/202507/16/202507/17/202507/18/202507/19/202507/20/202507/21/202507/22/202507/23/202507/24/202507/25/202507/26/202507/27/202507/28/202507/29/202507/30/202507/31/202508/01/202508/02/202508/03/202508/04/202508/05/202508/06/202508/07/202508/08/202508/09/202508/10/202508/11/202508/12/202508/13/202508/14/202508/15/202508/16/202508/17/202508/18/202508/19/202508/20/202508/21/202508/22/202508/23/202508/24/2025Time: Sun, Thurs, Fri, Sat: 9:30 am to 5 pm (Mon,Tues,Wed closed) Location: The Getty Center1200 Getty Center DrLos Angeles, CA, 90049United StatesSee map: Google MapsPhone:(310) 440-7300 California Native Wildflowers: Garden TourDates: 04/26/2025Time: 10:30 AM Location: Camp Paivika600 Playground DrCedarpines Park, CA, 92325United StatesSee map: Google MapsPhone:626-396-1010 Camp Paivika 2025Dates: 07/16/202507/17/202507/18/2025Show more datesHide these dates07/19/202507/20/202507/21/202507/24/202507/25/202507/26/202507/27/202507/28/202507/29/202508/09/202508/10/202508/11/202508/12/202508/15/202508/16/202508/17/202508/18/202508/21/202508/22/202508/23/202508/24/2025Time: See Website Organization: Heal the Bay AquariumLocation: 1600 Ocean Front WalkSanta Monica, CA, 90401United StatesSee map: Google MapsPhone:(310) 393-6149 Celebrate Earth Day - Heal the Bay AquariumDates: 04/20/2025Time: 11 AM – 4 PM Organization: Sherman Library and GardensLocation: 2647 East Coast HighwayCorona del Mar, CA, 92625 United StatesSee map: Google MapsPhone:949-673-2261 Conserving Calochortus: How Public Gardens Can Play a Role in Native Species Conservation at the Sherman Library & GardensDates: 04/27/2025Time: 1 pm - 2 pm Organization: Descanso GardensLocation: 1418 Descanso DriveLa Cañada Flintridge, CA, 91011United StatesSee map: Google MapsPhone:(818) 949-4200 Cultivate: Birds and Pollinators - Descanso GardensDates: 05/23/2025Time: 4:30 pm - 7:00 pm Organization: South Coast Botanic GardenLocation: 26300 Crenshaw BoulevardPalos Verdes Peninsula, CA, 90274United StatesSee map: Google MapsPhone:(424) 452-0920 Dog Walking Hours - South Coast Botanic Garden Dates: 04/27/2025Time: 9:00 AM – 9:30 AM PST Organization: Natural History Museum of Los Angeles County (NHM)Location: 900 Exposition BlvdLos Angeles, CA, 90007United StatesSee map: Google MapsPhone:213-763-3466 Earth Day - Natural History Museum of Los Angeles County (NHM)Dates: 04/19/2025Time: 11 am–3 pm PST Location: 27474 Casta Del Sol, Mission Viejo, CA27474 Casta Del SolMission Viejo, CA, 92692United StatesSee map: Google MapsPhone:(949) 470-3000 Earth Day and Arbor Day Celebration in Mission ViejoDates: 04/26/2025Time: 8 am - 12 pm Organization: Mission San Juan CapistranoLocation: 26801 Old Mission RoadSan Juan Capistrano, CA, 92675United StatesSee map: Google MapsPhone:949-234-1300 Earth Day Celebration - Mission San Juan CapistranoDates: 04/22/2025Time: 9:00 a.m. to 2:00 p.m Organization: Los Angeles County Arboretum and Botanic GardenLocation: 301 N Baldwin AveArcadia, CA, 91007United StatesSee map: Google MapsPhone:(626) 821-3234 Family Night Hikes - Los Angeles County Arboretum and Botanic GardenDates: 04/26/202505/17/202506/07/2025Show more datesHide these dates07/05/202508/02/202509/13/202510/25/2025Time: 5:30 - 7:00pm PST Organization: Sherman Library and GardensLocation: 2647 East Coast HighwayCorona del Mar, CA, 92625 United StatesSee map: Google MapsPhone:949-673-2261 Fuchsia Show and Sale at the Sherman Library and GardensDates: 05/31/202506/01/2025Time: 10:30 am - 4 pm Organization: The Virginia Robinson GardensLocation: 1008 Elden WayBeverly Hills, CA, 90210United StatesSee map: Google MapsPhone:(310) 550-2087 Garden Tour 2025: Flora Fantasia - The Virginia Robinson GardensDates: 05/17/2025Time: Check Website for Time Organization: Los Angeles County Arboretum and Botanic GardenLocation: 301 N Baldwin AveArcadia, CA, 91007United StatesSee map: Google MapsPhone:(626) 821-3234 Goat Yoga - Los Angeles County Arboretum and Botanic GardenDates: 05/03/202506/07/2025Time: 10:00 & 11:30am PST Organization: South Coast Botanic GardenLocation: 26300 Crenshaw BoulevardPalos Verdes Peninsula, CA, 90274United StatesSee map: Google MapsPhone:(424) 452-0920 Hide and Seek: Art Meets Nature - South Coast Botanic GardenDates: 04/18/202504/19/202504/20/2025Show more datesHide these dates04/21/202504/22/202504/23/202504/24/202504/25/202504/26/202504/27/202504/28/202504/29/202504/30/2025Time: 8 am - 5 pm Organization: Sherman Library and GardensLocation: 2647 East Coast HighwayCorona del Mar, CA, 92625 United StatesSee map: Google MapsPhone:949-673-2261 Native Plant Tour of the Garden and Sherman Library and GardensDates: 04/27/2025Time: 11 am - 11:30 am Organization: The Huntington Location: 1151 Oxford RoadSan Marino, CA, 91108United StatesSee map: Google MapsPhone:626-405-2100 Now Blooming: Puyas - The Huntington Library, Art Museum, and Botanical GardensDates: 04/18/202504/19/202504/20/2025Show more datesHide these dates04/21/202504/22/202504/23/202504/24/202504/25/202504/26/202504/27/202504/28/202504/29/202504/30/202505/01/202505/02/202505/03/202505/04/202505/05/202505/06/202505/07/202505/08/202505/09/202505/10/202505/11/202505/12/202505/13/202505/14/202505/15/2025Time: 10:00am Organization: Descanso GardensLocation: 1418 Descanso DriveLa Cañada Flintridge, CA, 91011United StatesSee map: Google MapsPhone:(818) 949-4200 Plant Giveaway - Descanso GardensDates: 04/26/2025Time: 9:00 am - 11:00 am PST Organization: Griffith ObservatoryLocation: 2800 East Observatory RoadLos Angeles, CA, 90027United StatesSee map: Google MapsPhone:213-473-0800 Public Star Party - Griffith ObservatoryDates: 05/03/202506/07/202507/05/2025Time: 2:00 pm - 9:45 pm PST Location: The Getty Center1200 Getty Center DrLos Angeles, CA, 90049United StatesSee map: Google MapsPhone:(310) 440-7300 Resonant Exchange: Meditation with a Tree | Earth Day with Aroussiak GabrielianDates: 04/26/2025Time: 12:00 pm Organization: Descanso GardensLocation: 1418 Descanso DriveLa Cañada Flintridge, CA, 91011United StatesSee map: Google MapsPhone:(818) 949-4200 Spring Blooms Tour - Descanso GardensDates: 04/19/2025Time: 11:00 am - 12:00 pm PST Organization: Tanaka FarmsLocation: 5380 3/4 University DrIrvine, CA, 92612United StatesSee map: Google MapsPhone:949.653.2100 Strawberry Picking Tour - Tanaka FarmsDates: 04/19/202504/20/202504/27/2025Time: Time slots from 9:30am - 2:30pm PST Organization: Sherman Library and GardensLocation: 2647 East Coast HighwayCorona del Mar, CA, 92625 United StatesSee map: Google MapsPhone:949-673-2261 The Garden Revealed at the Sherman Library and GardensDates: 05/01/202505/15/202506/05/2025Time: 11 am - 12 pm Organization: Tanaka FarmsLocation: 5380 3/4 University DrIrvine, CA, 92612United StatesSee map: Google MapsPhone:949.653.2100 The Hana Field Sunflower Patch - Tanaka FarmsDates: 04/19/202504/20/202504/26/2025Show more datesHide these dates04/27/2025Time: 9:00 am - 4:00 pm PDT Organization: California Botanic GardenLocation: 1500 N. College Ave.Claremont, CA, 91711United StatesSee map: Google MapsPhone:909-625-8767 Wildflower Month Photo Contest 2025 at the California Botanic GardenDates: 04/18/202504/19/202504/20/2025Show more datesHide these dates04/21/202504/22/202504/23/202504/24/202504/25/202504/26/202504/27/202504/28/202504/29/202504/30/2025Time: See Website Organization: California Botanic GardenLocation: 1500 N. College Ave.Claremont, CA, 91711United StatesSee map: Google MapsPhone:909-625-8767 Wildflower Tram Tours at the California Botanic GardensDates: 04/18/202504/19/202504/26/2025Show more datesHide these dates04/27/2025Time: 2 pm Organization: California Botanic GardenLocation: 1500 N. College Ave.Claremont, CA, 91711United StatesSee map: Google MapsPhone:909-625-8767 Wildflower Walking Tours at the California Botanic GardensDates: 04/18/202504/19/202504/26/2025Show more datesHide these dates04/27/2025Time: 10 am Organization: California Botanic GardenLocation: 1500 N. College Ave.Claremont, CA, 91711United StatesSee map: Google MapsPhone:909-625-8767 Yarn in the Yuccas: CalBG Fiber Arts MeetupDates: 04/25/2025Time: 1:30 pm - 2:30 pm Organization: 123 Farm | Highland Springs Ranch & Inn Location: 10600 Highland Springs AveCherry Valley, CA, 92223United StatesSee map: Google MapsPhone:951-845-1151 Lavender Nights at 123 FarmDates: 08/21/202508/22/202508/23/2025Show more datesHide these dates08/24/202508/25/202508/27/202508/28/202508/29/202508/30/202508/31/202509/01/202509/03/202509/04/202509/05/202509/06/202509/07/202509/08/202509/10/202509/11/202509/12/202509/13/202509/14/202509/15/202509/17/202509/18/202509/19/202509/20/202509/21/202509/22/202509/24/202509/25/202509/26/202509/27/202509/28/202509/29/202510/01/202510/02/202510/03/202510/04/202510/05/202510/06/202510/08/202510/09/202510/10/202510/11/202510/12/202510/13/202510/15/202510/16/202510/17/202510/18/202510/19/202510/20/202510/22/202510/23/202510/24/202510/25/202510/26/202510/27/2025Time: 5:00 -10:00 pm PDT
