Moisture Sensor Choice
Compare handheld soil moisture meters with leave-in sensors so you can avoid extra setup when occasional checks are enough.
Wicked Waterer Tall Plant Alarm: Instant soil moisture check
If you've ever killed a houseplant by accident, you know the pain of fuzzy soil and shriveled leaves. This 7-inch plant alarm takes the guesswork out of watering. Just insert it into the potting mix, and it checks moisture levels instantly. Perfect for anyone who keeps forgetting to water their indoor herbs or wants proof before they water succulents.
Here’s the trick I found useful: I leave it in the pot for continuous monitoring. Green flash every 30 minutes means my plant is happy. Red flash every 15 seconds means it’s thirsty—time to reach for the watering can. It’s like a tiny guardian angel for your peace lily.
No complex apps or WiFi needed. Just a single AAA battery (not included) powers the sensor for months. Stick it in, let the lights guide you, and never overwater or underwater again.
Features
- Smart watering reminder system
- Easy red & green indicators
- On-demand or continuous monitoring
- Long battery life & simple setup
- Instant soil moisture check
General specs
- Brand: Wicked Waterer
- Seller: Retailer
- ID: B0CT3LTY7C
- Brand: Wicked Waterer
- Application: houseplants, potted plants, herbs, flowers, indoor gardens
- Battery Type: AAA
- Power Source: AAA battery
- Indicator Type: LED, flashing lights
- Depth Insertion: 7 inches
- Mode Monitoring: on-demand, continuous
- Flash Interval Red: every 15 seconds
- Flash Green Interval: every 30 minutes
- First listed by seller: May 20, 2026
If you are interested in more details, you can find full information on the seller's page.
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Shipping options
Delivery to 
Russia
Russia
Available
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| Brand | Wicked Waterer | Antonki | Gardena | AC Infinity | ||
| Model | 19040-20 | |||||
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| Price | RUB 1,408.32 | RUB 1,526.07 | RUB 702.20 | RUB 12,194.19 | RUB 1,248.62 | RUB 1,721.45 |
| Seller | Retailer | Banggood | Retailer | Retailer | Retailer | Retailer |
| Update | Jun 19, 2026 | May 9, 2026 | May 20, 2026 | Apr 19, 2026 | May 27, 2026 | Jun 19, 2026 |
| Application | houseplants, potted plants, herbs, flowers, indoor gardens | Gardening, farming, house plants, flower, lawn | Continuous soil moisture monitoring | |||
| Product Type | Soil Moisture Meter | smart Sensor, intelligent soil moisture meter | Plant Moisture Sensor | |||
Tall Plant Alarm Instant soil moisture check
RUB 1,408.32
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