Latest News

Plant Ecology image

Photography Policy

Thank you for considering the UCR Botanic Gardens for your special photo shoot. Due to high demand for photo shoots, the Botanic Gardens require advance permission and charge a fee for all photography sessions, with limited numbers (3) permitted on select days of the week- Thursdays, Fridays, and open Sundays. Photographers are charged $25; each...
By UCR Botanic Gardens |
Coaster, Round w/ full color logo

UCR Botanic Gardens Branded Merchandise

To purchase UCR Botanic Gardens branded merchandise please click Pay Online on the website. Please allow 3 days between ordering and pickup. In person pick up: BG Entrance Thursdays, Fridays, and open Sundays 9am-12pm. 1 Botanic Gardens Dr. Riverside, CA 92507
By UCR Botanic Gardens |

Director's Report, Winter 2022

Year end is a time of reflection, and what a year it has been! Contrary to expectations, the easing of the pandemic and Covid restrictions did not return everything to the same state as before. As I’ve reported earlier, we took advantage of forced down time to reflect on processes and activities and reinvent ourselves...
New Mulch

In the Works, Winter 2022

Cooler weather brings the best season for planting in southern California, and staff and volunteers have been busy with many beautification, maintenance, safety, and planting projects. We’ve also been busy with events and activities, as reported below. Gardens and Grounds: Miguel Estrada hired three new student workers, Brittany Carnero, Dahlia Vamstad, and Jai Moreno who...


Along the marshy banks of the lower Nile River before it joins the Mediterranean, a sedge plant known to the ancients as “papyrus” or sometimes “biblos” flourished for many thousands of years. The plant was essential to the lives of the Egyptians, providing material for fabric, sails, baskets, and even boats. Papyrus is best known...
By Jo Ann Anderson |
Pam Roose

Spotlight on Pam Roose

Not too many people stick with a job for 40 years, but for Pam Roose there’s no other place she would rather work than a Botanic Gardens. When you love plants and nature as much as Pam does, the years seem to fly by. Pam began as a volunteer in the Gardens in 1983 and...

What to See, Winter 2022

Since I became Gardens Manager, I have walked the Gardens more times than most people. I have walked the Gardens in triple-digit temperatures, pouring rain, and windy conditions. In my experience, the transition periods are the best times to go a little farther in your Gardens walk. That means if you are accustomed to mostly...
By Miguel Estrada |

Wild Donkeys

The Box Springs Mountains and surrounding areas are home to an animal that can cause visitors to do a double-take. This animal is so bold that it will often stick its head right through a car window in the hopes of a human-provided treat. The animal we are discussing is of course the wild donkeys...
By Michele Felix-Derbarmdiker |

Butterfly Corner

The California Tortoiseshell, or Tortie (Nymphalis californica), in the family Nymphalidae, is a medium-sized butterfly with a wingspan of 2 to 2 3/4 inches. The color of the dorsal side of the wings is pumpkin orange with huge black wing borders with slightly scalloped edges. In addition, there are three large, black, irregular shapes along...
By Ann Platzer |

Ginkgo Biloba

There is among us a form of life whose ancestry traces back nearly 300 million years. This is the ginkgo tree, Ginkgo biloba, whose closest relatives also have ancient heritage. Although it has broad leaves like angiosperms, ginkgo is a gymnosperm, closely related to cycads and conifers, because it produces “naked seeds” on its branches...
By JoAnn Anderson |
AIG 2022

Art in the Gardens, November 5, 2022

Art in the Gardens Saturday, November 5, 2022 10:00 am-3:00 pm Join us for the 9th Art in the Gardens This will be a wonderful opportunity to purchase unique and beautiful art pieces (maybe shop early for the holidays!) enjoy light refreshments, and spend time exploring the 40-acre Gardens including the Rose Gardens, Butterfly Garden...
By UCR Botanic Gardens |

CA Native Plant Video Series

Would you like to learn more about California native plants and which to choose for your home garden? We have a new series of two to three minute videos on California native plants hosted by UCCE Master Gardener and UCRBG Docent George Spiliotis. George focuses on the home gardener in each presentation and covers 33...
By UCR Botanic Gardens |

In-Person Succulent Pumpkin Centerpiece Class, October 29, 2022

Please join us for an In-Person Succulent Pumpkin Centerpiece Class on October 29, 2022 from 10:00 am - 12:00 pm. This $45.00 workshop will be presented by Master Gardener Linda Powell in the UCRBG Meeting Room: UC Riverside Botanic Gardens Meeting Room, 1 Botanic Gardens Drive, Riverside, CA 92507 Learn how to take a lovely...
By UCR Botanic Gardens |

Online Fall Plant Sale, October 8 & 9, 2022

The Online Fall Plant Sale will be Saturday, October 8th for Friends members and Sunday, October 9th for the public, both days from 6 am to midnight. The pick-up days will be Tuesday, October 18th and Thursday, October 20th. We will offer a variety of shrubs, trees, vines, shade plants, cacti/succulents, house/patio plants and California...
By UCR Botanic Gardens |

UC MG Docents in Butterfly Garden

Butterfly Garden UC Master Gardener docents are available in the Butterfly Garden on the first and third Sunday of the month March-November, 9:00 am to 12:00 pm, to answer questions about Gardening for Butterflies including the life cycle of butterflies and which plants to choose to attract butterflies. More dates through October 16, 2022 Learn...
By UCR Botanic Gardens |

Wildlife of the Gardens- Japanese Koi

They grace the water of many aquariums, backyard ponds and even lakes. As you stroll past the pond at the UCR Botanic Gardens, look closely and you may catch a glimpse of a Japanese Koi (Cyprinus rubrofuscus). If you take the time to admire their beauty and elegant swimming, you will quickly realize why they...
By Michele Felix-Derbarmdiker |
Silver Spotted Skipper

Silver-spotted Skipper

The Silver-spotted Skipper (Epargyreus clarus), one of the largest and most widespread species in the skipper family (Hesperiidae), has a wingspan between 1.5 – 2.5 inches. Both sexes look identical. Although it belongs to the Spread-wing Skippers, this species usually perches with its wings closed. The ground color of the wings and body are a...
By Ann Platzer |

Titan arum: The deceptive inflorescence making a big stink for little pollinators

Imagine you are a beetle flying over a rainforest canopy. You are on a mission—seeking out an intoxicating scent that will mark the perfect spot to lay your eggs. Suddenly, you smell it: the unmistakable, irresistible scent of rotting flesh. Entranced, you descend to this decadent stench. You find your target—it is a strange-looking carcass...
By Annika Rose-Person |

Propertius Duskywing

The Propertius Duskywing is a Spread-wing Skipper because it usually holds its wings out flat when perched. Only occasionally are the wings folded to show a ventral view. Skippers are separated from other butterflies by the fact that the clubbed antennae are hooked. Also, they have large eyes, stocky bodies, and powerful flight muscles. Propertius...
By Ann Platzer |

Director’s Report, Fall 2022

Summers are usually quiet in the Gardens; campus slows down after the quarter ends, visitors avoid the heat of midday, and we use the time to catch up on tasks and take some time off. This summer was an exception for one eventful week in July when our first corpse plant bloomed! As you can...
By Jodie Holt |
Let us help you with your search