Adjustable drip flow
A control valve lets you adjust the water drop speed to suit your watering setup.
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Updated 5 months ago
Adjustable plastic water bottle spikes for drip-watering potted plants. They are designed to fit common bottle threads and regulate flow.

A control valve lets you adjust the water drop speed to suit your watering setup.
Attach a water-filled bottle to the adapter spike and insert it into the soil for drip watering.
Designed for houseplants, potted plants, vegetables, shrubs, hanging baskets, herbs, patio plants, and small trees.
GWHOLE Automatic Watering Spikes are adjustable PP plastic bottle adapters designed to provide drip watering for potted plants.
| Attribute | Specification | Notes |
|---|---|---|
| Adjustability | Yes | |
| Indoor Outdoor Use | both | |
| Installation Method | Bottle adapter spike (insert spike into soil while attached to a water-filled bottle; may require drilling holes/cutting bottle tail for airflow) | |
| Material | Plastic (PP) | |
| Plant Compatibility | houseplants, potted plants, vegetables, shrubs, hanging baskets, herbs, patio plants, small trees | |
| Water Release Rate | Adjustable drip flow (adjustable water drop speed via control valve) |

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