Call them guerilla gardeners, “petal-punks” or TikTok horticulturists. Phoenix and Shalaco McGee of SF in Bloom are sowing native wildflower seeds in neglected plots of land and sharing their blooming adventures on social media. The San Francisco pair’s informational gardening videos and unconventional planting techniques have garnered more than 200,000 followers and 5 million likes on TikTok. The McGees take to San Francisco streets, spreading native, non-invasive wildflower seeds with pink, plastic guns and Parmesan cheese shakers. Credit: Ryce Stoughtenborough Read more: https://trib.al/MuQWxzf Subscribe to our channel: http://bit.ly/2Svdkii — The San Francisco Chronicle delivers the Bay Area’s best journalism every day. Our mission is to tell the story of San Francisco — the city whose people change the world. We will inform, inspire and provoke while being honest, fearless and startlingly original. You can support our newsroom by signing up for a membership at http://SFChronicle.com/subscribe.