Funny, I had a similar thing happen with a composite planter—cracked right down the side after a brutal freeze. Tried patching it, but it never really looked right again. Galvanized tubs just seem to shrug off the cold. Anyone ever try terra cotta in these temps? I’ve always been wary.
Anyone ever try terra cotta in these temps? I’ve always been wary.
I hear you on the composite planters—once they crack, it’s tough to make them look decent again. I’ve had better luck with galvanized too, especially out here where winter swings are brutal.
About terra cotta, I’ll be honest—I stopped using them years ago after losing a whole row of rosemary to a cold snap. The pots looked great all summer, but once that first deep freeze hit, they split right down the middle. Even tried wrapping them up one year with burlap and bubble wrap... didn’t help much. Maybe if you’re in a spot with milder winters, you could get away with it, but around here, I’d say stick to metal or heavy-duty plastic if you want your planters to last more than a season or two.
Funny thing is, I dug up an old terra cotta shard just last week while trenching for drainage—guess some things never change.
I get where you’re coming from, but I’ve actually had some luck with terra cotta even in rough winters. Here’s what’s worked for me:
- Only use the thick-walled pots—thin ones crack way faster.
- Elevate them off the ground with pot feet or bricks to keep water from pooling underneath.
- Bring the empties into the garage once the plants die back.
Even tried wrapping them up one year with burlap and bubble wrap... didn’t help much.
Yeah, wrapping never did much for me either. But honestly, I’ve had more issues with plastic getting brittle and splitting after a couple seasons. Galvanized is solid, but I just like the look of terra cotta too much to give it up completely. Maybe I’m just stubborn.
Yeah, wrapping never did much for me either. But honestly, I’ve had more issues with plastic getting brittle and splitting after a couple seasons.
I hear you on the plastic pots—mine always seem to get brittle and crack right where the sun hits them most. I do like the look of terra cotta, but I’m always worried about the cost if I have to keep replacing them. Have you ever tried sealing the inside of your terra cotta pots? I read somewhere that it can help with moisture absorption and maybe even prevent some cracking, but I’m not sure if it’s worth the effort or just another gardening myth.
I tried sealing the inside of a couple terra cotta pots last year with that clear waterproofing stuff—honestly, didn’t notice much difference. They still got those hairline cracks over winter. Maybe it helps a bit with moisture, but I’m not convinced it’s worth the hassle.
