Concrete Botany
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concretebotany.bsky.social
Concrete Botany
@concretebotany.bsky.social
Urban and Disadvantaged Botany.

All photos by myself unless otherwise noted.
Based in South Philadelphia.
Tell me how to post = block.
Only here for the plants, nothing else.
Bloomscrolling > Doomscrolling
Pinned
When you find a good find, make damn sure you get good pictures.
American Burnweed (Erechtites hieraciifolius) shot on October 4th of last year.
February 4, 2026 at 4:47 PM
Madagascar Periwinkle and Spotted Spurge shot last October 4th.
#Bloomscrolling #Flowers #GardenEscapees
February 4, 2026 at 3:12 PM
Morning Glory shot last October 4th.
#Bloomscrolling #MorningGlories
February 4, 2026 at 1:35 PM
Petunias shot on October 4th of this year.
#Bloomscrolling #GardenEscapees #SidewalkFlowers
February 3, 2026 at 11:33 PM
February 3, 2026 at 11:33 PM
I figured you'd like that method.
February 3, 2026 at 11:25 PM
details
February 3, 2026 at 9:39 PM
River Oats (Chasmanthium latifolium) shot last October 4th.
#Grasses #Pavementplants
February 3, 2026 at 9:39 PM
If you search my account for "Helianthus" you will see a whole bunch from that area.
February 3, 2026 at 9:30 PM
Not really close to any cross streets, but it is at that exact spot.
39.901900, -75.144060
February 3, 2026 at 9:28 PM
Pokeweed is a messy plant.
February 3, 2026 at 8:49 PM
Pokeweed (Phytolacca americana) and Green Foxtail (Setaria viridis) in East Passyunk Crossing, shot on October 4th of last year.
#Weeds #UrbanWeeds #UrbanFlora #UrbanPlantLife
February 3, 2026 at 8:48 PM
Hairy Galinsoga (Galinsoga quadriradiata) shot last October 4th.
February 3, 2026 at 7:47 PM
Purpletop #Vervain (Verbena bonariensis) shot last October 4th in East Passyunk Crossing.
#Bloomscrolling
February 3, 2026 at 6:00 PM
Considering that Dodder is parasitic, not an even partnership.
February 3, 2026 at 5:58 PM
White Snakeroot (Ageratina altissima) growing in a South Philly fire alley, shot last October 4th.
#Wildflowers #UrbanWildflowers
February 3, 2026 at 3:10 PM
Morning Glories shot on September 18th of last year.
#Bloomscrolling #Flowers #MorningGlory
February 3, 2026 at 1:58 PM
Native to China, it is one of (if not the) the most common invasive tree species in Philadelphia. It will grow out of cracks in the side of a building and grows rapidly, often destroying whatever it grows in.
February 3, 2026 at 12:49 AM
Wildly invasive and destructive.
February 3, 2026 at 12:02 AM
Sidewalk #Datura shot on August 18th of last year.
#Bloomscrolling #GardenEscapees
February 2, 2026 at 11:53 PM
but evil
February 2, 2026 at 11:49 PM
An unidentified Dodder and Carpetweed growing in a street gutter, shot on August 18th of last year.
February 2, 2026 at 10:32 PM
Field Bindweed (Convolvulus arvensis) on the fence of the EOM field, shot on August 18th of last year.
#Wildflowers #Weeds #UrbanWeeds
February 2, 2026 at 9:10 PM
C. communis, that is, not erecta.
February 2, 2026 at 9:07 PM
It's everywhere around here.
February 2, 2026 at 9:07 PM