Plants and crops
Blue Potted Plant Tall 01
Furniture can make your place look pretty but it usually has little defensive value.
Crafting
Craft at Backpack · makes 1
Crafted as 
Potted Plant: pick this one of its variants when you place it.
Plant Fibers× 4
Clay Soil× 8
Drops when destroyed
- Clay Soil× 6
When it collapses
- Clay Soil× 6
Where to find (12 POIs)
Champions Coliseum (tier 5), Navezgane General Hospital (tier 5), Pop-N-Pills Factory (tier 5), Law & Order Square (tier 3), Poopy Pants City Daycare (tier 3), Regional Paper Company (tier 3), Booze Hound Brewery (tier 2), Bob's Cafe (tier 1), Tracey Family Shelter (tier 1), Decayed Office Tower, Trader Jen, Willtronics Corner.
Points of interest built with this block (any of its variants), the highest tiers first, from the game's prefab files.