There are multiple individual gardens throughout the park, including Alcazar Gardens, the Botanical Building and Reflecting Pool, the Cactus Garden, the Casa del Rey Moro Garden, the Inez Grant Parker Memorial Rose Garden, the Japanese Friendship Garden, the Marston House Garden, Palm Canyon, and Zoro Garden. In addition, the San Diego Zoo includes a noteworthy collection of plants.[1]
Plants
Balboa Park contains 350 species of plants on 1,200 acres (490 ha) of rolling hills and canyons, with approximately 1,500 trees. Many of the trees were selected and planted by horticulturalist Kate Sessions, often referred to as "the Mother of Balboa Park".
Puplava, Kathy; Sirois, Paul (2001). Trees and Gardens of Balboa Park. City of San Diego Park and Recreation Department. pp. 107–117. ISBN0-938711-73-3.