Blumat Garden Plant Spikes, Made in Austria, 3-Pack of Stakes Fits Standard 1 Liter & 2 Liter Bottles for Automatic Vacation Watering 15 MINUTE SETUP just soak stakes for 15 minutes, cut the bottom off any standard bottle, screw on your adapter, fill with water, stick your Blumat Watering Bottle Adapter Stake in your plant soil and feel the burden of watering plants wash away. No complicated plumbing or noisy electric pumps. NO OVER OR UNDERWATERING the Blumat Bottle Adapter delivers water gradually into the surrounding soil - thereby creating a vacuum within the cone which draws water from the attached bottle. Once the soil is moistened, the Blumat Bottle Adapter will cease flowing water. It waters your plants only as needed. MADE IN AUSTRIA with the highest grade of ceramic materials and engineering available means Authentic Blumat Bottle Adapters last longer than knock-offs. On average, a Blumat stake with a 1L bottle will last 5-7 days, as compared to other stakes that last 2-3 days. PRACTICAL AND DEPENDABLE Blumats are great for vacations, long business trips, or even gardeners looking to reduce the burden of large gardens. Let Blumat watering stakes be your plant sitter, giving you peace of mind that your plants will be watered properly. HASSLE-FREE return policy, we ensure EVERY customer is satisfied.