Ponds & reservoirs
Do constructed wetlands remove pesticides?
What type of plants should I use to establish constructed wetlands?
Who can I go to for advice on installing a constructed wetland to clean up our runoff water.
What's the difference between surface-flow and subsurface- flow constructed wetlands, and which should I use?
How much maintenance is required to keep constructed wetlands working?
How large does my constructed wetland need to be?
Have other nurseries installed constructed wetlands to treat runoff water?
Do constructed wetlands remove nutrients from nursery runoff?
What steps do I need to take to install a constructed wetland?
Workshops, conferences and outreach
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Control pH & salts
What salinity level is harmful to plants?
Should I add acid and chlorine into my pond?
Is the pH of my water too high?
Why is the pH of my pond so much higher in the afternoon?
Will reclaimed water hurt my plants?
How much acid needs to be added to control alkalinity of my irrigation water?
How can I reduce salts in a flood floor watering system?
Do you have any suggestion on what acid to use to lower pH so that we can use ethephon?
Why is pH control important?
Monitor quality
Why is the pH of my pond so much higher in the afternoon?
How do I collect a water sample to submit it for analysis?
Where can I get my irrigation water checked for Pythium or Phytophthora spores?
Conserve water
What is a good source of information about best management practices to conserve water?
Are soil moisture sensors reliable enough to control irrigation in container nurseries?
How do I determine my annual irrigation costs?
Do plant consumers care about the water I use in plant production?
What resources are available to help me in planning and funding irrigation improvements at my nursery?
Contaminants: nutrients and agrichemicals
Do constructed wetlands remove pesticides?
What are the options for removing nutrients from my irrigation water?
Do constructed wetlands remove nutrients from nursery runoff?
What properties need to be considered when choosing an ultracarb filter?
What are slow sand filters?
Contaminants: particles and debris
Why should I care about particle filtration?
Is duckweed bad for my pond? Do I need to control it?
What is clogging my irrigation drippers?
Contaminants: pathogens and biofilms
Which water treatment technology should I use to control pathogens?
Do constructed wetlands remove pathogens?
How do I know if I am adding enough chlorine into my irrigation water to control plant pathogens?
When you treat the irrigation water to kill pathogens with quaternary ammonium compounds, for example, won't the residual present in the water kill the good microflora in the pots?
Material on this site is based upon work that is supported by the National Institute of Food and Agriculture, U.S. Department of Agriculture, under award number 2014-51181-22372.