In this Growers Spotlight, we interview Ben Levine and Derek Martinez of Del-Gro, a revolutionary business model empowering growers to focus on the growing while learning to be operations managers.
Ben Levine, one of Del-Gro's managing partners.The following is an interview with industry experts. Growers Network does not endorse nor evaluate the claims of our interviewees, nor do they influence our editorial process. We thank our interviewees for their time and effort so we can continue our exclusive Growers Spotlight service.
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Del-Gro
Headquartered in Southern California, Del-Gro provides innovative grow facilities for boutique cannabis cultivators. In addition to a place to grow, Del-Gro helps cultivators develop their business by providing access to experienced cultivation professionals to help with distribution, licensing, compliance and raising capital.
The Del-Gro Perspective
The people you work with and the relationships you build within this industry matter.Derek Martinez
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Want to get in touch with Del-Gro?
You can reach them via the following methods:
- Website: https://www.del-gro.com/
- Email: info@Del-Gro.com

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About the Author
Hunter Wilson is a community builder with Growers Network. He graduated from the University of Arizona in 2011 with a Masters in Teaching and in 2007 with a Bachelors in Biology.
The Del-Gro facility as envisioned in 3D.
Coachella Valley from satellite view. Image courtesy of Google Maps.
Closeup of sphagnum moss, image courtesy of Wikipedia.
Ideally your partners make you smile this much.







A simplified diagram of the movement of molecules through a plant. As illustrated, nutrients move with water through the plant's xylem.
Effective VPD control is about balancing gas exchange. There is a "Goldilocks" zone where the plant is getting everything.
A VPD chart for a hypothetical plant, image courtesy of
A
Low RH during summertime will cause stomata to close.
Average precipitation rates around the US. Humidity and temperature will greatly affect greenhouses.
Traditional growing methods will produce cannabis reliably. VPD control methods can exceed your expectations, but require a lot of effort.
Condensate from AC units can be used to water plants if the water is treated first.
Domes are a form of VPD control.
Good ventilation is necessary for VPD control.
One method of segmentation involves building smaller rooms.
Plants are their own humidifiers.
Sativas are associated with wet, tropical conditions. Indicas are associated with dry, desert regions.
Top: Matthew Morgan, CEO
The Mojave desert is not known for being hospitable.
Turns like a... boat.

Piggybacking is a lot less fun than it sounds.
An example of a mantrap.
This is why you don't use drywall to protect anything vital.
A few cameras are cheap, but larger setups become complicated.
An artist's rendition of a fence combined with a laser intrusion detection system.

Construction work on the cultivation facility outside of Reno.
MedMen implementing a Screen of Green methodology.
Damian Solomon in a MedMen Grow Room.
Top: Jason Stirling, Left: Steve Storch, Right: Scott McBride
A simple diagram demonstrating the relationship of soil bacteria with the environment.
A comparison of basil grown in normal soil to grown with compost tea.
Jason Stirling enjoying the fruits of his labor.
An example of a vertically-designed growing room.
You can be just as classy as this guy using a Brix refractometer.
Steve Storch (left) and Scott McBride (right) making biodynamic preparations.
One of the smaller brewing models, good for a beginning grow.
Whatever you need to do.
Shipping this is not good for the environment.




Revolution Cannabis-Barry, named for
Revolution Cannabis-Delevan, named after
An example bioponic system using fish waste for fertilizer.
Server rooms produce a large amount of heat and are sensitive to temperature.
Very tight biosecurity controls. Image courtesy of
Scanning electron microscope images of diatoms, the key component in diatomaceous earth.
Cutting corners with patient health is not a good practice.



No one.

Veritas Fine Cannabis
Setting up the lights in the new facility.
Neem Oil
A view from Veritas' original cultivation facility.
Roots from some of
This man's expression says it all.
A Veritas grow room during the first week of flowering.