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Reservoir Nutrient Solution Siphoning

Thu, Mar 21st, 2019, created by Kellie Walters and Roberto Lopez

If you are growing crops hydroponically in deep-flow or raft systems, one of the last things you want to see is an unusually low or empty tank...


Keeping Your Greenhouses Clean in Springtime -- Make Your Best Effort

Thu, Mar 14th, 2019, created by Nick Flax
Now that we are in mid-March, bench space and hanging basket lines are filling up rapidly around the U...

Have You Evaluated your Irrigation Water Quality Recently?

Mon, Mar 4th, 2019, created by Thomas Ford

As an Extension Educator with Penn State I spend my winters on the speaking circuit addressing growers and farmers on a variety of topics...


Basil Raft System Issues

Thu, Feb 21st, 2019, created by Roberto Lopez and Kellie Walters
Growing culinary herbs such as basil hydroponically can be very simple and strait forward. However, some problems do arise...

Watch for Botrytis blight

Wed, Feb 13th, 2019, created by Jean Williams-Woodward

Overcast, wet weather can increase Botrytis risk in greenhouse crops. Botrytis blight or “gray mold” is a damaging disease to floriculture and edible crops, particularly during the winter months...


Pest of the Month

Thu, Feb 7th, 2019, created by Dan Gilrein
You can't see them, but we know they exist: not ghosts, but rather cyclamen mites infesting these Echeveria...

New Greenhouse Disease Management Recommendations for Vegetables and Herbs

Thu, Jan 24th, 2019, created by Heidi Wollaeger

Dr. Mary Hausbeck in the Department of Plant, Soil and Microbial Sciences at Michigan State University and her colleagues have released a 


Register Now for Conference on Innovation in Greenhouse and Vertical Farming

Wed, Jan 23rd, 2019, created by Joyce Latimer

Join us for the 2019 Conference on Innovationin Greenhouse and Vertical Farming to be held on Tuesday, March 12, 2019, atthe Virginia Farm Bureau in Richmond, VA...


Evaluating the Precision of a Fertilizer Injector by Measuring Electrical Conductivity

Wed, Jan 16th, 2019, created by W. Garrett Owen

Evaluating soluble salts or electrical conductivity (EC) is an important aspect of in-house nutritional monitoring as it provides a value related to the fertilizer salts provided and the status of the crop’s health...


e-GRO Welcomes Two New Team Members

Wed, Jan 16th, 2019, created by W. Garrett Owen

The e-GRO team continues to grow! We would like to introduce our newest e-GRO members, Dr...


Testing pH and Electrical Conductivity (EC) of Plugs Using the Press Technique

Thu, Jan 10th, 2019, created by W. Garrett Owen

In-house nutritional monitoring is often focused on conducting a PourThru, Saturated Media Extraction (SME), or 1:2 Dilution procedure for plants produced in their final containers such as cell packs, pots, and hanging baskets...


Virginia Smart Farming Conference on Using Controlled Environment Agriculture

Wed, Aug 8th, 2018, created by Joyce Latimer


Fall Mum Propagation Reminders

Thu, May 24th, 2018, created by W. Garrett Owen
Though its mid-May, it’s not too early to start thinking about fall and mum propagation. If you have not received unrooted mum cuttings yet, but plan to do so, these cultural and environmental propagation reminders will help you prepare to get your cuttings off to a good start...

Botrytis Blues

Mon, May 14th, 2018, created by Lee Stivers
The cool, late spring experienced by much of the mid-Atlantic region has provided excellent conditions for Botrytis grey mold to appear in some retail greenhouses...

Proper pH Meter Storage

Wed, May 9th, 2018, created by W. Garrett Owen