Self watering spikes vs globes, wicks & bottles
There are a few ways to keep a plant watered while you’re away. Here’s how a wick-and-reservoir spike stacks up against the popular alternatives — including where it isn’t the right pick.
| Self Watering Spike | Watering globe | DIY wick / bottle | |
|---|---|---|---|
| Watering control | Self-regulating via wick — matches soil demand | Releases in uneven bursts as air enters | Fast, hard to control flow |
| Refill interval | 1.5–2 weeks (350–600ml) | 2–5 days (small glass bulb) | 1–3 days |
| Root health | Encourages deep roots at root level | Surface-biased | Surface-biased, risk of overwater |
| Clogging | Wick resists clogging; replaceable | Neck clogs with soil | Holes clog easily |
| See water level | Yes — clear glass reservoir | Yes | Sometimes |
| Look in your home | Considered design, 4 colourways | Decorative but fragile | Looks like a bottle in a pot |
| Durability | Made to last, replaceable wick | Thin glass, breaks easily | Disposable |
The honest summary
Choose a spike if you want the longest hands-free interval, even deep-root moisture, and something that looks intentional in your pots. The glass reservoir and replaceable cotton wick are built to be reused for years.
A watering globe can work for short trips and small pots, but flow is bursty, the neck clogs with soil, and thin decorative glass breaks easily.
DIY wicks or upturned bottles are cheap and fine in a pinch, but they’re hard to meter, look makeshift, and clog fast.
When a spike isn’t right: succulents, cacti and other plants that prefer drying out between drinks. For those, stick to manual watering — see the plant guide.
Give the spike a try, risk-free
Backed by our 30-day happiness guarantee. If it’s not for you, send it back within 30 days for a refund.
Shop the Self Watering Spike — from $17.99