Arboretum and Botanical Garden at Cal State Fullerton
A 26-acre campus arboretum at Cal State Fullerton, open every day. A $5 donation is suggested.
Gardens with a checked street address within 50 straight-line miles of the U.S. Census reference point for Murrieta, California. Each result shows its own town; being on this page does not mean a garden is inside Murrieta city limits. Distances are straight-line, not driving.
Within 50 miles of central Murrieta. Checked September 28, 2026.
A 26-acre campus arboretum at Cal State Fullerton, open every day. A $5 donation is suggested.
An 86-acre garden in Claremont devoted to California native plants, with more than 22,000 plants on display. Hours change by month and public visitors are advised to buy tickets online.
Meditation gardens with koi ponds, quiet seating areas and ocean views, run by a religious organization. Open Tuesday to Sunday; closed on Mondays, some holidays and when it rains.
Closed for the summer; the garden says it reopens October 1, 2026 (official notice, checked September 28, 2026). The normal schedule and booking details on this page do not apply until the garden reopens.
An 18-acre public garden in Laguna Niguel with plants from Mediterranean-climate regions, including Australian, Chilean and South African gardens. Free entry.
Campus-wide arboretum at Palomar College in San Marcos with themed gardens and trails. Entry is free and a paid visitor parking permit is needed.
A 37-acre garden in Encinitas with 29 themed gardens, 4 miles of trails and a large bamboo collection. Open daily except Tuesdays; advance reservations are strongly recommended.
A botanical garden with a research library in Corona del Mar. Open daily 10:30 am to 4 pm with paid admission and free parking; some areas are closed for construction.
A 15-acre desert art garden and visitor center at the former Annenberg estate in Rancho Mirage. Admission and parking are free; closed each summer.
A zoo and desert garden in Palm Desert with animal habitats and desert plant gardens. Admission is charged and hours differ by season.
A living-museum botanic garden on the UC Riverside campus. Open Monday to Friday and the first and third Sunday of the month; a $5 donation is suggested.
These are gardens we could check against their own official websites, not every garden in the area. “Free” refers to general garden entry, not parking, tours or special events. We do not show live opening status.
Read the source and coverage notes