Some information about us…..

Admission is free!

We have several acres of gardens that you can explore, the Ruth and Sam Kirkby Earth Science Museum and visit our museum store. We do have some reserved areas that are for school tours, Dino Walk and Lunch with the Dinosaurs. Please check-in with the office to confirm which areas are open for your discoveries!

Our normal operating hours are Tuesday through Saturday 8:00 am - 5:00 pm and Sunday 12:00 noon - 5:00 pm. Mondays we are closed.

Having a Birthday? A Family reunion? A Company event? Do something different in a unique setting. Party with the dinosaurs or go panning for gold. Get information from our Download page or give us a call at 951.685.5818 for more information.

Summer Nature Camp is just around the corner. Call to register and ask about our scholarship program.

ALOE WALK – February 7th and 14th

Join us either on Saturday, February 7th or Valentine's Day, February 14th at 9:30 am for a tour of our extensive Aloe Fields. You will have opportunities to take pictures of the different blooms while learning about the unique qualities of these water-wise plants.

On Valentine's Day we will have a preview of new plants coming into Granite Hill Nursery at JMDC. These will be available for early sale at the preview before opening them to the general public on Sunday, February 15th.

Contact our office for more details, 951.685.5818.

NEW Plants and early sale at Granite Hill Nursery

New plants coming to Granite Hill Nursery at JMDC. We will have an early showing of our 1900+ new plants following the February 14th Aloe Walk. A $5 ticket purchased before February 12th gets you access to the new plants, refreshments, entered in a raffle for a plant valued at $20 or greater, and any purchases that day over $50 will get you a gift certificate of $5 for your next purchase on another day at Granite Hill Nursery.

Granite Hill Nursery at JMDC has a large variety of species of cacti and succulents in a range of sizes. Much of our stock comes from our growing fields and propagation houses. The rest is from rescue, donations or outside suppliers.

We have many varieties of Ferocactus acanthodes, barrel cactus. Size range from 12 " tall to 4 feet tall. The best price anywhere for these extraordinary plants. Buy your own piece of California Native history. Our selections are always changing, so stop by often. Granite Hill Nursery's hours are Tuesday through Saturday from 8:00 am to 4:30 pm and Sunday noon to 4:30 pm.

While visiting Granite Hill Nursery be sure to explore the associated gardens. The Cactus and Succulent gardens have many mature and unique species on several acres to explore. Our Aloe Fields have species from North and South Africa spread over several acres on our garden slopes. Several trails that meander through the gardens allow for great photography opportunities as the light and shadow change throughout the day. Come and shop Granite Hill Nursery and spend time relaxing in the gardens.