Soilagua 13 oz Up 2 Weeks Extra Large Plant Watering Globes,

The Verdict

If you’ve killed a fern or two on vacation, you know the sinking feeling of coming home to crispy leaves. The Soilagua 13 oz Extra Large Watering Globes are designed to prevent exactly that. These are not the skinny 6-ounce glass bulbs you’ve seen for a decade — these hold more than double the water, which is the entire point of the “extra large” in the name.

What you actually get

The package includes one globe — that’s worth noting up front. At the 13 oz size, they’re roughly the height of a standard 16 oz soda can, with a bulbous top tapering into a long, narrow glass neck. The iridescent finish (shown in the product images) gives them a subtle rainbow sheen that looks surprisingly classy on a windowsill. It’s genuine borosilicate glass, not the thin soda-lime glass most budget globes use, which means they won’t shatter the first time you bump them.

Real-world performance

The physics here are simple: fill the globe, invert it, push the neck into soil, and water releases slowly as the soil dries. The 13 oz capacity means a single fill genuinely lasts 7-10 days for a medium-size pothos or philodendron in a 6-8 inch pot. That’s the sweet spot for a long weekend or a standard work week vacation.

But let’s be honest about the “Up 2 Weeks” claim. That only holds for plants in low-light conditions with modest water needs. A peace lily in a sunny window will drain one of these in 3-4 days. A large monstera? Maybe 2-3. If you’re leaving for two weeks, you need multiple globes per large pot, not one.

What buyers consistently praise

The Amazon ratings (4.1/5 across 204 reviews) skew positive, and the recurring themes in customer feedback are capacity and durability. One reviewer noted, “I’ve bought the cheap ones before — these actually hold enough water to matter. My snake plant was still moist after 9 days.” Another praised the glass quality: “Dropped one on my tile floor. It bounced. I was stunned.” That matches the borosilicate construction — it’s genuinely tougher than the alternative.

Where it falls short

The most common complaint in critical reviews is the open mouth design. There’s no stopper or seal where the neck meets the soil, so if you push it in too aggressively, soil can ride up inside the neck and slow the water flow to a trickle. You need to push the neck into a pre-made hole (use a pencil or your finger) rather than forcing it down.

The second issue is stability. The long neck means the center of gravity is high. In loose, dry potting mix, these will lean or topple entirely. They work best in soil that’s already been watered and compacted a bit. If you have hanging plants, skip these entirely — they’re too heavy for a hanging basket.

Who should buy these

• The frequent traveler: If you’re gone 3-7 days at a time, these are your insurance policy.
• The forgetful waterer: Set a reminder to refill every Sunday, and your plants will survive your absent-mindedness.
• Anyone with large pots: The 13 oz size actually matters for a 10-inch or larger container. Smaller globes just dry out too fast.

Skip them if you have only tiny succulents (they need barely any water — these will overwater them), or if you’re looking for a permanent irrigation solution. These are a vacation aid, not a replacement for a drip system.

FAQ

Q: Do these work for outdoor plants? A: Yes, but the “2-week” claim shrinks dramatically in heat and wind. Expect 3-5 days in summer conditions. They’re better suited for indoor or shaded patio use.

Q: How do I clean them if algae grows inside? A: Fill with a 50/50 vinegar-water solution, let it sit overnight, then rinse thoroughly. The narrow neck makes scrubbing impossible, but the vinegar solution handles it.

Q: Can I use these in hanging baskets? A: No. At roughly a pound when full, they’ll tilt the basket and potentially pull the globe out of the soil. Stick to tabletop or floor pots.

The Verdict

Buy it if you need reliable self-watering for 3-10 day absences and want something that won’t crack in a year. The 13 oz capacity is genuinely useful, and the borosilicate glass justifies the price premium over cheaper alternatives.

Skip it if you’re on a tight budget, have only small plants, or expect these to be a set-it-and-forget-it solution for two weeks. They’re a good tool with honest limitations — not a miracle.

Rating: 4.2/5 — Durable, effective, and properly sized, with minor design flaws that don’t outweigh the utility.

Where to Buy

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Last updated: 2026-08-06. Ratings and prices current as of review date. Verify on Amazon before purchasing.