Wild Oats, Foxtails, and other non-native grasses growing around San Diego have mostly turned gold, but other varieties of wild grass such as rye remain green in some areas. Yellow waves of wild mustard continue …

Mustard is in the Brassica family along with broccoli, cauliflower, and brussel sprouts.
Posted April 28, 2023
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Wild mustard and wild rose are blooming, "Flower Moon" tonight
May 1, 2026
Recent rains trigger deciduous trees, mustard brightens grassy slopes along the coast
Recent rain and bright sunshine during the last few weeks have triggered the emergence of bright green leaves on sycamore, liquidambar, and other decorative deciduous trees around San Diego. Cruise down 163 through Balboa Park …
March 18, 2025
Jacaranda trees brighten our streets, wild grasses are still green
Blue-Blossoming Jacaranda Trees are taking a paintbrush to the streets of San Diego. They’re a little late this year, but as the warm weather increases, these Brazilian imports will be putting on a dazzling show. …
May 27, 2024
Mustard turns hillsides yellow, Star Jasmine’s sweet perfume
Mustard, a Non-Native Plant More Like a Weed than a wildflower, will soon be blooming profusely on grassy slopes all along the coastline of San Diego County. An old story, probably apocryphal, tells of the …
April 11, 2024