:INFO
Harvesting Rainwater for a Home Garden
A rainwater harvesting system captures roof runoff for garden irrigation. It reduces water bills, provides chemical-free water for plants, and buffers against dry spells. Even a modest system makes a real difference in a dry summer.


:COUNTER.half
600 Gallons
|
:COUNTER.half
50 Gallons

:PATH
Design the Collection System
Route your existing downspout into a first-flush diverter then into your tank. First flush removes roof contaminants from the initial rain before filling the storage tank. Mesh screens keep debris and mosquitoes out.

:PATH
Choose Storage
Food-grade IBC totes (1000 liters) are the most cost-effective bulk storage. Smaller poly barrels work for tight spaces. Place tanks in shade to prevent algae. Elevate on a sturdy platform to enable gravity feed.

:PATH
Distribute the Water
A gravity-fed drip system from an elevated tank requires no pump. For flat installations, a 12V pump and timer automates irrigation. Use soaker hose or drip emitters to minimize evaporation.

:CHECKLIST
System Setup Checklist
[ ] Check local regulations on rainwater collection
[ ] Install first-flush diverter on downspout
[ ] Place and level storage tank on solid platform
[ ] Connect overflow pipe to a safe discharge point
[ ] Install mosquito screen on all openings
[ ] Connect distribution system and test flow rate

:NOTE
In some jurisdictions, rainwater collection is regulated or restricted. Confirm local rules before investing in a large system. Most residential garden use is permitted or encouraged.


:LINK
https://www.harvestingrainwater.com
Harvesting Rainwater: Resources and System Design Guides