Founded by John Westbrook, JPW Fertilizer is committed to providing the best products for complete plant nutrition based on carbon fertilization. Located in Orange, California, JPW provides service primarily to Orange County but also to surrounding areas. Services include site evaluations, soil testing and consulting for any horticultural application.
John’s industry experience includes landscape construction and maintenance as well as working in product distribution for major suppliers of horticultural products for over forty years.
His educational background is a B.S. degree in Environmental Horticulture with minors in Soil Science and Agronomy from California State Polytechnic University, Pomona, California.
John also holds California state licenses as a Pest Control Advisor and a Qualified Applicator.
An organic soil amendment for use on any turf, ornamentals or crops with the highest content of organic matter (stable carbon) and humic acid of all granular products offered. Granular: 50 lb bags
A blend of soft rock phosphate with humic shale ore for calcium and phosphorus deficiencies and as a pre-plant soil conditioner especially suited for natives, cactus and succulents, as well as all types of plantings. Granular: 50 lb bags
Designed for all turf types and ornamentals for excellent green up with long lasting color and the promotion of overall plant health. Granular: 50 lb bags
A combination of fast and slow release nitrogen for long lasting effects for turf and ornamentals with iron for additional green up. Granular: 50 lb bags
A bio-stimulant containing micronutrients with immediate absorption, for spray application to correct deficiencies and aid in the uptake of plant protection products or other nutrients. Liquids: 2.5 gal jugs
A liquid soil conditioner containing humic acid with sea kelp for soil applications for any plant types for overall improvement of plant health and appearance. Liquids: 2.5 gal jugs
For foliar, drench or root injection applications on turf and ornamentals with an emphasis on woody plants (trees and shrubs). Liquids: 2.5 gal jugs
For all turf and ornamental applications for optimum green up. Works as a great rotational product on turf with the Tree & Shrub (5-10-10). Liquids: 2.5 gal jugs