Moss Rose Purslane (Portulaca grandiflora) growing out of a brick wall, shot in 2018.
#Wallplants #Crackplants

#wildflowerhour

This tiny mossy things were hiding in a wall. App says they are Genus Ptychostomum. #wallplants

Purple-Stem Cliffbrake (Pellaea atropurpurea) shot today in Lower Moyamensing.
#Ferns #UrbanFerns #WallPlants

A yellow Dandelion flower growing out of a white painted wall.

A Dandelion flourishing as a wall plant in King Street, Cambridge. #WallPlants #UrbanPlants #WildflowerHour

Pennsylvania Pellitory (Parietaria pensylvanica) popping out of a South Philly stoop, shot in April of 2020.
#crackplants #wallplants #urbanweeds

Sedum growing out of a wall in East Oregon, shot on 8/8/25.
#Wallplants #Crackplants #Wallflowers #Mauerblümchen

Pennsylvania Pellitory (Parietaria pensylvanica) shot in April of 2020.
#Wallplants #Wallweeds #Crackplants

Spiny Sowthistle (Sonchus asper) grown out of the side of a house in Whitman, shot on March 20, 2020.
#Wallweeds #Wallplants #UrbanWeeds #Crackweeds

#Pokeweed (Phytolacca americana) poking out of a wall on Wolf St., shot on May 4th, 2020.
#Wallplants #Crackplants #Crackweeds

Mock Strawberry (Duchesnea indica) growing out of a wall on Wolf St., shot on May 4th, 2020.
#Wallflowers #Mauerblümchen #Wallplants

Purple Deadnettle (Lamium purpureum) shot on April 5, 2020.
#Wallplants #Wallweeds #Wallflowers #Mauerblümchen

A tiny Pennsylvania Pellitory (Parietaria pensylvanica) shot in April of 2020.
#Wallplants #Wallweeds #Crackplants

More Pennsylvania Pellitory (Parietaria pensylvanica) doing its thing, shot in April of 2020.
#Wallplants #UrbanWeeds #Crackweeds

Hairy Bittercress & Henbit growing out of a wall, shot in February of 2020.
#Wallplants #Crackweeds

Two Hairy Bittercress (Cardamine hirsuta) plants growing out of a wall in the Hawthorne neighborhood, shot on March 24, 2020.
#Wildflowers #Wallflowers #Mauerblümchen #Wallplants

Purple-Stem Cliffbrake (Pellaea atropurpurea) shot on October 18th of this year.
#Ferns #Wallplants #Cliffbrake

At this time of year I become obsessed with the little lines of moss you find along mortar joints. Wall screw-moss (Tortula muralis) does this superbly, seeking out the lime-rich concrete #urbanplants #bryophytes #Conwy #wallplants

Pokeweed (Phytolacca americana) growing out of a brick wall, shot on September 13th of this year.
#Wallplants #Crackweeds #UrbanWeeds

Wow! Thank you so much for your comments and I’m thrilled you enjoyed the book. It really means the world to me to get such lovely feedback @chiffchat.bsky.social @bloomsburybooksuk.bsky.social #UrbanPlants #ConcreteBotany #PavementPlants #ConcreteJungle
#WallPlants

😍 Hang on a minute... is this Japanese Anemone (Anemone × ⁠hybrida Paxton) growing on top of the wall?
🙋 Is it not a sterile hybrid?
🤔how did it make it up there over 2 meter up this wall?

🤯The magic of rare alien dispersal! 🤯

#UrbanPlants #WallPlants
@trevorthebotanist.bsky.social

Small Crumbweed (Dysphania pumilio) shot yesterday.
#Wallplants

A plant growing on an urban street wall, with yellow flowers that are mainly towards the top and are now fading and its green leaves below, with old brown and dark grey damaged bricks around it

Yellow Corydalis, Pseudofumaria lutea, now fading but still bringing a little brightness to this urban street wall
#YellowCorydalis #WallPlants #UrbanPlants #WildflowerHour @wildflowerhour.bsky.social @bsbibotany.bsky.social

Purple-Stem Cliffbrake (Pellaea atropurpurea) on a wall by 12th & Jackson, shot Sunday.
#Ferns #Wallplants #UrbanBotany #UrbanNature

Hairy Crabweed (Fatoua villosa) shot Saturday in Lower Moyamensing. I had forgotten about this species & refamiliarized myself with it going through my old Instagram account last week. Lo & behold, just days later I came across it again.
#WallPlants #Crackplants #HairyCrabweed

Purple-Stem Cliffbrake (Pellaea atropurpurea) shot Thursday.
#Ferns #UrbanFerns #WallPlants #Pellaea

Carpetweed (Mollugo verticillata) shot yesterday in Whitman.
#Wallplants #UrbanWeeds

Purple-Stem Cliffbrake (Pellaea atropurpurea) shot back on the 14th of this month.
#Ferns #UrbanFerns #WallPlants

Eastern Black #Nightshade (Solanum ptychanthum) shot two days ago in East Oregon.
#WallPlants

Virginia Creeper (Parthenocissus quinquefolia) shot today in Whitman.
#Wallplants

I checked up on the Livid #Pigweed (Amaranthus blitum) growing out of the far side of that stoop-porch. It has grown fast into its typically unspectacular blooms.
#WallPlants #LividPigweed