These Terracotta Watering Spikes Keep Container Gardens Hydrated All Summer – They'll Make Even Your Thirstiest Plants Low-Maintenance

Pop them in soil, place a water bottle inside, and watch your plants stay happy even on the hottest days

RHS Chelsea 2026 container garden
(Image credit: Jacky Hobbs)

Temperatures are skyrocketing in the Eastern US and it's a reminder to check our plants are staying hydrated. One of my favorite ways to keep pot plants (and even houseplants) watered without spending hours going back and forth with my watering can is using terracotta watering spikes.

Terracotta watering spikes are ingenious tools that sit in plant pots filled with water. Because terracotta is porous, the water is slowly released into the surrounding soil, keeping plant roots consistently moist. Right now, I've got my eye on this 15-pack of Amazon terracotta watering spikes for just $22.89. Stocking up on them now will ensure my container garden is prepped for the summer months ahead.

I particularly like the sculptural shape and thickness of these terracotta watering spikes, ensuring durability where others are fragile and break. They've been bought over 2,000 times this month, with thousands of reviews raving about their quality and functionality. Plus, there's no doubt they bring a charming look to pot plants.

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With containers already drying out quickly from being elevated, hot weather calls for a precautionary tool like terracotta watering spikes to stop plants dehydrating completely and experiencing heat stress.

Similar to watering globes (like these pretty green and pink ones from IKEA), the terracotta spikes gradually release water into plant soil. What makes them even better is the fact they're porous, so they can release water much more efficiently than the dripping habit of globes.

These Amazon terracotta spikes are designed to be buried in the soil and then hold an upside down bottle of water (like this glass bottle from Walmart). It creates a playful look, elevating containers, though you can also just fill the spikes up with water.

'I have a bad habit of overwatering plants and killing them,' says one five-star reviewer. 'With these [watering spikes] I wait until the soil is dry, water them and fill the stake. It's working out quite lovely,' they add.

'I have them on my cucumbers, I have them on my tomatoes, and they keep the soil damp all the time,' another person notes. 'Excellent product. My plants are thriving,' they add.

You can use the spikes in the ground too, much the same as a garden olla works (you can find a terracotta olla on Amazon).

The only thing to note is you still need to keep watering mistakes in mind to make these terracotta spikes work. 'They do drip until the water in the bottle runs out, even if the soil is already wet,' one reviewer notes.

This means some careful management is needed, only filling them up once the soil has dried sufficiently.

'I have not had a problem with them causing overwatering, as I fill them when the plant needs watering,' one shopper writes.

Nevertheless, the spikes provide much more consistent moisture for plants than frequent watering with a watering can, ideal for hot spells.

Just make sure to use a soil moisture meter (like this from Amazon) between topping up the watering spike to avoid overwatering and to prevent issues like root rot.

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Ahead of hot temperatures arriving, it's worth reading up on how to water plants in hot weather to avoid causing accidental damage. Our guide to protecting plants in a heatwave has more advice on the challenging seasonal conditions.

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Tenielle Jordison
Gardens Content Editor

Tenielle is a Gardens Content Editor at Homes & Gardens. She holds a qualification in MA Magazine Journalism and has over six years of journalistic experience. Before coming to Homes & Gardens, Tenielle was in the editorial department at the Royal Horticultural Society and worked on The Garden magazine. As our in-house houseplant expert, Tenielle writes on a range of solutions to houseplant problems, as well as other 'how to' guides, inspiring garden projects, and the latest gardening news. When she isn't writing, Tenielle can be found propagating her ever-growing collection of indoor plants, helping others overcome common houseplant pests and diseases, volunteering at a local gardening club, and attending gardening workshops, like a composting masterclass.