Weeds and Their Control: Bathhurst Burr (Xanthium spinosusm)
Karen Also known as prickly burweed and spiny cocklebur, bathhurst burr is an annual and a member of the aster family, Asteraceae, that also includes sunflower, yarrow, and lettuce. It is…
Plant Profile: Hollyleaf Redberry (Rhamnus ilicifolia)
This evergreen shrub is native to western North American where it grows in chaparral and wooded areas in Oregon, California, Baja California and Arizona. It is a member of the…
Plants for a Plant Zoo: Buffalo-Bur (Solanum rostratum)
Buffalo-bur is one prickly hombre so if you what a plant that will provide challenges, it is perfect for a plant zoo. The stems are covered with long, sharp yellow…
Plant Profile: Bunchleaf Penstemon (Penstemon heterophyllus)
Also known as foothills penstemon and foothills beardtongue, this evergreen herbaceous perennial is endemic to California where it grows in grassland, chaparral, and forests of all of the major coastal…
Poisonous Plants: Rosary Pea (Abrus precatorius)
Rosary pea is an evergreen woody vine native to warm temperate to tropical regions of India and Asia but has been introduced in Florida as an ornamental where it has…
Plant Profile: Black Sage (Salvia mellifera)
Native to California, Baja, and Mexico, this semi-deciduous shrub is common in the coastal sage scrub and chaparral of Southern California. It is a member of the deadnettle family, Lamiaceae,…
Plants for a Plant Zoo: Goat’s Foot (Ipomea pes caprae)
This evergreen, creeping, perennial vine is native to tropical and subtropical coastal areas around the world, especially on upper beaches and dunes. The plant grows 6-16″ high and has a…
Plant Profile: Woolly Bluecurls (Trichostema lanatum)
Native to dry slopes of south coast ranges of California and northern Baja, this evergreen shrub is a member of the deadnettle family, Lamiaceae, that also includes mint, rosemary, and…
Plants of the Bible: Wild Jujube (Ziziphus lotus)
Also known as lotus tree, this deciduous shrub or small tree is a member of the buckthorn family, Rhamnaceae, and is native to the arid and semi arid areas of…
Invasive Plants and Their Native Alternatives: English Holly (Ilex aquifolium)
English holly is a broadleaf evergreen tree or shrub growing 15-20’ tall. It has attractive glossy dark green leaves with sharp spines on the edges and red to yellow berries…