TPG provides a range of macro-nutrients including Nitrogen, Phosphate, Potassium and Sulfur based fertilizers that are critical to plant growth.

Ag Chemicals


The Plaza Group offers’ a variety of fertilizers in different grades, strengths and specifications which are derived from macronutrients: nitrogen, phosphorus, potassium and sulfur. They provide nutrients to the plants and enhance the effectiveness of the soil by modifying its water retention and aeration.

Fertilizer is applied directly to the soil or plant tissues and is essential for growth. Some of these products are also used in animal feed and for crop protection.


For more information about a particular product, how it is used and its specifications, simply click the product name from the list.


To view our supply map for all products, please click here.


For other products, or additional information of a specific product, please contact our local office via phone (800) 876-3738, or via email


One thing you'll notice right away about The Plaza Group is that when you call you actually speak to a live person. We focus on customer service!


PRODUCT NAME:     Diammonium Phosphate (DAP)


PRODUCT CATEGORY:     Ag Chemicals




PRICING & AVAILABILITY:     For general availability, please view our supply map. For specific product pricing and availability, please contact our local office via phone (800) 876-3738, or via email


While this site is intended as a resource, please consult one of our business directors at 800.876.3738 to confirm any information contained herein.

The Plaza Group · 1177 West Loop South, Suite 1450 · Houston, Texas 77027

Phone (713) 266-0707 · Fax (713) 266-8660 · Orders (800) 876-3738 · Email


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