ORGANIC TURF CARE

practical approach, proven products trademarked text
PJC manufactures and distributes organic turf care products for landscapers, schools, and municipalities. 

Our Organic Turf Care Products

Fertilizers, Soil Amendments & More

There are a lot of organic products on the market, making it confusing for those looking for an All-Natural Organic approach to turf care. We have been evaluating products since 2002 and have come up with a core product list, taking the guesswork out of which products to use.

Natural Organic Fertilizer

Premium blends

Step by step

Landscapers

Build A More Efficient Organic Turf Care Program

Whether you’re looking for organic fertilizer you can offer your own clients, or you want help with seamless integration of organic turf care into your existing model, we offer the quality products and business resources you wished existed, but didn’t know were possible.

Aerial view of soil

Outsource Soil Testing

Before any organic fertilizer or amendment recommendation, you must know what your soil needs.

Man writing on a notepad to develop Organic Fertilizer Turf Care plan

Program Development

Adding an organic fertilization program to your business doesn’t have to be a headache. Maintain your identity – Build your brand!

Words From Our Satisfied Customers

Schools & Municipalities

Organic Fertilization Programs for your Schools and Communities

Across the nation, implementation of green initiatives has become a major strategic goal for public and private institutions. We work with your maintenance team and/or service provider to tailor an All-Natural Organic Turf Care program that is easy to follow, effective, fits your budget, and is sustainable for generations.

School with large field in front that's used organic fertilizer

Monthly Blogs

Stay Up To Date

sprinkler spraying water in lawn with leaves as part of important fall cultural practices in organic turf care
Two Important Fall Cultural Practices
Cultural practices are arguably the most critical component of PJC Organic’s Healthy Turf Circle. While we love talking about Soil...
Stack of fertilizer bags on pallets showing Spring Product For Lawns and how to read fertilizer labels
Organic Fertilizer FAQs
We get a lot of organic fertilizer FAQs. That’s why, a few weeks ago, we covered Part 1 of The...
Fall End of Season Tips
Mowing in the Fall: How-To
We love to Mow High: May, June, July. Although, when we head into Winter, we want to gradually take that...
early fall cultural practices—mulching leaves on your lawn
Mulching Leaves on Your Lawn
With the exception of my allergies, I love all things Fall: the changing foliage, apple picking, and slowing down from...
close up of aeration hole for Aeration Versus Slice Seeding in the Fall blog info
Aeration Versus Slice Seeding in the Fall
When applying grass seed in the Fall, review the pros and cons of aeration versus slice seeding…  Early Fall is...
leaves on turf grass
Fall Products for Turf Health
Fall in New England is known for its beautifully forested landscape changing colors. It’s also the best time of the...
Seasonal Organic Turf Tips
Fall Organic Turf Tips
It’s mid September and winter may feel far off, but it will be here before we know it. Therefore, we...
view from below of branches of shade trees for turf grass
Best Shade Trees for Lawns
Labor Day marks the start of the fall tree planting season. Therefore, we want to make sure you’re equipped with info on the best shade trees...
image of grubs in soil so you know to scout and Treat Grubs Without Harmful Chemicals
Treat Grubs Without Harmful Chemicals
Notably, in a healthy turf system that incorporates All-Natural Products to encourage a diverse biological soil profile, grubs tend not...
Sunny Spring Organic Turf with trees and flower beds.
The Basics of Organic Fertilizer
We get a lot of questions regarding the basics of organic fertilizer. There are so many products on the market,...
sprinkler in lawn spraying water
Drought Conditions in the Northeast
Fortunately, much of the Northeast is not experiencing the drought conditions we have had to deal with in recent years....
hand over trouble spot on lawn spreading grass seed
The Importance of Grass Seed
As you’re implementing an organic turf care program, there are so many things to consider. When do I apply fertilizer?...
grass growing from soil for Sports Field Management With Grass Seed
Sports Field Management With Grass Seed
Cornell’s College of Agriculture and Life Sciences published an article on Overseeding, explaining sports field management with grass seed. In...
best mowing practices blog header with image of strip of fresh cut grass
Late Summer Turf Tips: Part 2
Following up with Part 1 of Late Summer Turf Tips, add the following 6 tips to your to-dos in the...
Municipal lawn with trees in background.
Late Summer Turf Tips: Part 1
As we transition out of July heat and into prime turf growing season, optimize your opportunity to grow lush green...
white grubs burrowed in soil
Managing Grubs in Lawns and Athletic Fields
In the Northeast, beetles are currently flying and will be laying eggs during July. Managing grubs is an important part...
stack of organic fertilizers in a warehouse
What Does OMRI Listed Mean?
About OMRI You’ve seen the labels when shopping, and may be wondering “What does OMRI Listed mean?” The Organic Materials...
Stack of fertilizer bags on pallets showing Spring Product For Lawns and how to read fertilizer labels
How to Read Fertilizer Labels
The fertilizer market is big, and with so many options, it’s tough to know where to start. Know how to...
Summer Fungal Disease in Grass: Leaf Spot
In an organic program, when good cultural practices are followed, we seldom encounter summer fungal disease in grass. Although, when diseases...
nitrogen on periodic table for nitrogen fertilizer and soil acidity blog
Nitrogen Fertilizer and Soil Acidity
Excerpts from UMASS Hort Notes 2024 Vo. 35:4…Many soils in Massachusetts are naturally acidic (pH below 6.5). Notably, acidic soil...
best mowing practices blog header with image of strip of fresh cut grass
Best Mowing Practices
When it comes to mowing lawns and athletic fields, best mowing practices matter. Although it’s a basic operation, there are...
Red Lawn mower to implement proper mowing height.
What Height To Mow Lawns and Athletic Fields
Generally, when looking at what height to mow, never remove more than one third of the grass height in a...
sprinkler in lawn spraying water
Watering Turf Grass in Summer
How should you be watering your turf this season? Proper practices for watering turf grass in the summer is paramount. Building resilient turf takes a combination of proper...
blog cover for summer weeds from moist soil
Summer Weeds From Wet Soil
When scouting lawns and athletic fields for weeds, always ask yourself: “Why is this weed here?”. The answer always lies...
Control Clover All-Naturally in Your Lawn blog header cover with small clover leaves peaking out of turf grass lawn
Clover, Oxalis, and Black Medic: Differences and Treatment
First, Clover, Oxalis, and Black Medic are three common summer weeds that are often misidentified. Although these weeds can all...
distinguishing between crabgrass and goosegrass
Distinguish Crabgrass from Goosegrass
It can be tricky to distinguish crabgrass from goosegrass because of their similar growth cycles and appearances. Here, I will...
Summer Weeds From Compacted Soil
Summer weeds are arriving on the coattails of spring weeds. Environmental conditions—like drought and extreme heat—make it difficult for cool-season...
Organic turf grass blades.
All-Natural Fertilizer for Summer Turf Health
Summer heat is on the way. Therefore, environmental stressors—especially drought and high temps—will put your turf to the test soon....
crab grass, bare spot on lawn, mosquito and lawn mower for early summer turf tips to address
Early Summer Turf Tips: Part 2
Our last blog covered 5 recommendations for early summer turf tips. After you’ve read that, come back for these additional...
Organic Lawn with shrubs in the blurry background for Early Summer Organic Turf Care blog header.
Early Summer Turf Tips: Part 1
As the end of the Spring season is nearing, keep in mind the following early Summer turf tips. You want...
Organic matter matters
The Importance of Organic Matter in Lawns
Organic Matter is necessary to fuel resilient turf, especially during Spring’s moisture and fluctuating temperatures. The importance of Organic Matter...
Grass with red lawn mower in the background for cultural practices and turf blog.
MOWING HEIGHT MATTERS: Recommended Height of Cut
PJC Organic loves the moniker “Mow High – May, June, and July”. We often discuss the value of cultural practices...
Red Lawn mower to implement proper mowing height.
How to Mow Grass for Optimal Growth in Spring 
We’re in the swing of spring! As you dust off your mower you may be wondering how to mow grass...
three images placed side-by-side of an aerator, grass seed, and soil
Deciding Whether to Aerate and Overseed
Pros of Aerating Deciding whether to aerate and overseed this spring? Our last blog covered the pros and cons of...
Should You Seed Slice This Spring?
Pros of Seed slicing  Are you wondering whether you should seed slice this spring or aerate? Since aerators can bring...
Close up of yellow dandelion florets.
Eliminate Dandelions All-Naturally in Your Lawn
This bright weed is hard to miss when in bloom, with its yellow flower and rapid spreading. Dandelions can be...
All-Natural Treatment of Poa Annua in Lawns & Athletic Fields
What is Poa Annua? Poa Annua is a winter annual that thrives in moist soil conditions. It is particularly noticeable...
Control Chickweed Without Pesticides on Your Turf
Spring has sprung and soon so will the weeds. As the days get longer and the soil begins to warm,...
Control Clover All-Naturally in Your Lawn blog header cover with small clover leaves peaking out of turf grass lawn
Control Clover All-Naturally in Your Lawn
Spring has sprung and soon so will the weeds. As the days get longer and the soil begins to warm,...
Dynamic Soil Quality’s Impact on Organic Turf
Inherent V. Dynamic Soil Quality Soil health is reflected in both its inherent and dynamic soil quality. What’s the differentiation?...
aerial view of salt-damaged grass next to driveway
Fixing Salt-Damaged Grass in the Spring
This Spring, you may be seeing brown, unsightly patches of turf, especially along driveways and pathways. This is likely salt-damaged...
Grass seed being laid on soil by hand for All-Natural Weed Control
Grass Seed: Your All-Natural Weed Control
All-Natural Weed Control: turf that outcompetes weeds In an Organic Turf Care (OTC) program, the best all-natural weed control is...
Stack of fertilizer bags on pallets showing Spring Product For Lawns and how to read fertilizer labels
Spring Product For Lawns
Early Spring Turf Care This time of year sets the stage for your turf’s success in the upcoming months. Therefore,...
Additional Spring Turf Tips blog cover with green background and white flower overlay.
Additional Spring Turf Tips
As we move into March, it’s still early to tell what this season will bring. Although, we’re hopeful temperatures will...
Sunny Spring Organic Turf with trees and flower beds.
Spring Organic Turf Tips
Spring organic turf tips?! YES, even though winter hardly showed its face, and weather is largely in flux. Nevertheless, prep...
pallet of organic fertilizer
Differences Between Organic Fertilizers
Many products are marketed as organic, but consumers rarely know the differences behind the bag. Certain fertilizers lend themselves better...
Tip of shovel blade on grass for soil testing lawns and fields.
Soil Testing Lawns and Fields
Last month, our blogs explained each of the four components of PJC’s Healthy Turf Circle. With all our talk about...
Grass with red lawn mower in the background for cultural practices and turf blog.
Cultural Practices and Turf
10 Minute Read When it comes to cultural practices and turf, this aspect can make or break your lawn’s success....
Graphic of soil layers with grass growing on top to depict soil structure and turf.
Soil Structure and Turf
10 minute read. The third component of the PJC Healthy Turf Circle involves the connection between soil structure and turf....
Worm slinking through soil biology close up.
Soil Biology and Turf
5 Minute Read Did you read last week’s blog “Soil Chemistry and Turf“? No?! Well, back things up and give...
Soil Chemistry and Turf
7 Minute Read Last week, our blog detailed what PJC’s Healthy Turf Circle is and why it’s important in organic...
PJC's Healthy Turf Circle depicts the four components of healthy soil for turf.
Healthy Soil for Turf
Healthy soil for turf means addressing Soil Chemistry, Soil Biology, Soil Structure, and Cultural Practices. As such, we developed our...
PJC's Recommended Reading
With the holidays upon us, PJC’s recommended reading can be added to that last-minute wish list. The following five books...
Financial Costs of Artificial Fields
It is a myth that synthetic fields require less maintenance, and therefore less money, than natural turfgrass. We’ll look at...
Stack of fertilizer bags on pallets showing Spring Product For Lawns and how to read fertilizer labels
Discount on PJC's Organic Turf Products
Our Early Order Program is here: Receive a discount on PJC’s Organic Turf Products!  Lock in current pricing and save...
turf grass with some snow lightly covering it
Taking Care of Turf in Winter
(10 Minute Read) The end of the season is here and we have 10 tips for taking care of turf...
green background with headshot of PJC's Regional Account Manager, Britt Phillips
The Newest Staff Member of PJC
This month, we’ve onboarded the newest staff member of PJC: Britt Phillips! Britt is PJC’s Regional Account Manager. That means...
Start an Organic Turf Care Program
Want to start an organic turf care program to expand your landscape business?  If not, you really should. Landscape business owners...
soil balancing graphic showing layers of soil under turf grass
Soil Balancing
Field Study: Soil Balancing – What Ohio State University is learning about Calcium in Soil and Weeds. Today, we’re looking...
tractor spreading toxic chemicals on fields with caution tape on the foreground of the photo
Film Highlights Negative Effects of Pesticides
Back in 2021, I became aware of Dewayne “Lee” Johnson’s lawsuit against Monsanto through reading “The Monsanto Papers: Deadly Secrets,...
rubber gloves holding a layer of artificial turf to be installed for a field
Synthetic Turf Fields Require Maintenance 
People often disregard the fact that synthetic turf fields require maintenance. While an artificial field doesn’t require regular mowing, irrigation...
Safety Concerns Associated with Artificial Turf
There’s a lot of debate surrounding the cost-benefit of replacing natural fields with synthetic turf. As a former college field...
scalpel putting soil in test tube to test for when you Adjust pH to Boost Fertility
Adjust pH to Boost Fertility
Eco Farming Daily featured an article by Bill McKibben titled “Soil pH: Making Adjustments to Boost Fertility”. The title immediately...
image of compacted soil under grass root growth
What is Soil Compaction?
What is Soil Compaction? In UMASS Extension’s Monthly E-Newsletter, Jason Lanier—UMASS Extension Turf Specialist—addresses the topic of soil compaction. He...
Image of late-summer organic fertilizer spreader
Late-Summer Organic Turf Tips
Organic Turf Care Simplified As we transition out of July heat and into prime turf growing season, follow these late-summer...
white grubs burrowed in soil
Treat Grubs Organically
In the Northeast, beetles are currently flying. Accordingly, they’re laying eggs throughout July. These eggs turn into grubs that feed...
three images placed side-by-side of an aerator, grass seed, and soil
Aerate, Over Seed and Feed Your Soil
8 Minute Read You’re looking at lawns seemingly doomed by compacted soils. The turf is struggling to grow. Weeds are...
Stack of fertilizer bags on pallets showing Spring Product For Lawns and how to read fertilizer labels
Reading Fertilizer Labels
The fertilizer market is rather big, and with so many options, you may not know where to start. Avoid being...
Red Thread in Turf
What is Red Thread?
The Presence of Red Thread We recently received a call from Dana Millar of Dana Design’s—one of PJC’s long-standing customers*—asking...
proper mowing protocol, lawn mower in background
Proper Mowing Protocol 
Mowing is one of the basic foundations for creating a healthy lawn. Unfortunately, this practice is often mismanaged on residential...
sprinkler summer watering lawn with green grass and pebbled perimeter
Summer Watering
Looking for Summer watering tips? Wondering how you should you be watering your turf this season? Keep reading. Cultural Practices...
Clover in Turf Grasses
While it trended decades ago, there is a resurgence in the interest of incorporating clover in turf grasses.  In UMASS...
Weeds and turf growing together.
The Cause of Weeds in Your Lawn
Summer weeds are arriving on the coattails of spring weeds. Environmental conditions like drought and extreme heat make it difficult...
Organic turf grass blades.
Summer Fertility for Turf Grass
Summer heat is on the way. Environmental (abiotic) stressors–especially drought and heat–can put your turf to the test. When talking...
aerial photo of soil with calcium element graphic overlaying it
Why Calcium is Important for Turf Growth
PJC Organic is proud to stay up to date on the best research available. We’re able to provide our customers...
Red Lawn mower to implement proper mowing height.
Mow High May, June and July
Spring is in full swing and turf grass is starting to pop. PJC Organic loves the moniker “Mow High May,...
lawn weeds chickweed, poa annua, plantain and dandelions
Why Is This Weed Here?
Spring has sprung, and soon, so will weeds. When scouting lawns and athletic fields for weeds it’s important to ask...
Close up of yellow dandelion florets.
Manage Dandelions Organically
Even though dandelions can be difficult to control since their seeds travel via the wind, you can manage them organically....
Image of Clover.
Clover in Your Lawn
What is Clover? Today is the first day of Spring!  As the days get longer and the soil begins to warm, the...
grass, soil grass from an aerial view.
The Importance of Soil Management
Gary Zimmer wrote a great piece that was published in the February 2023 issue of Acres U.S.A. Magazine. Titled “Managing...
Does Turf Need Mycorrhizal Fungi Applications?
Many are familiar with the symbiotic association of mycorrhizal fungi and plants. So, does turf need mycorrhizal fungi applications too?...
The CEO of PJC Organic
The CEO of PJC Organic celebrates her birthday today!  So, we sat down with Pam Newcombe to hear more about...
winter organic turf tips
Winter Organic Turf Tips
(10 Minute Read) The end of the season is here and we have 10 Winter organic turf tips for ya!...
Field Study_ Building the Microbial Bridge for Soil Health
This week we are talking about soil health. PJC Organic stays up to date on industry research to provide customers...
Wrap Up Your Lawn Care Season
The 2022 growing season is nearly finished – fall clean ups, repairs, and irrigation blowouts should all be completed. New...
sprinkler in lawn spraying water
Mowing and Irrigation Adjustments
(9 minute read) Practical Approach In an Organic Turf Care Program, mowing and irrigation adjustments make an important difference in...
The Importance of Humic Acid
The Importance of Humic Acid
The Importance of Humic Acid Field Study_ Humic Acid: The Science of Humus and How it Benefits Soil PJC Organic...
early fall cultural practices—mulching leaves on your lawn
Early Fall Cultural Practices
Cultural practices are arguably the most critical component of PJC Organic’s Healthy Turf Circle. While we love talking about Soil...
College Campuses Go Organic
Campus Grounds Go Organic
Sure, October is the time to indulge in all things fall, but – arguably more importantly – October is Campus...
Best Trees for Turf Grass: lawn with trees
Best Trees for Turf Grass
Labor Day marks the start of the fall tree planting season. Therefore, we want to make sure you’re equipped when...
why we lime: product image
Why We Lime
It’s nearly fall, so you may be ready to start liming.  Although, do you know why we lime? The function of limestone is...
single grub in soil beneath turf grass
Why You Have Grubs
Given the time of year, you may be wondering why you have grubs… Grub Lifecycle In the Northeast, damage to...
grass on top line of photo and dark brown soil beneath
Soil Test – Why, When and How
WHY Soil Test  Ok folks, if you’ve been following along you know that we always start with a…SOIL TEST! Our...
address your soil's needs
Address Your Soil's Needs and Grow Healthy Grass
Address Your Soil’s Needs & Grow Healthy Grass: The impact of core aeration, overseeding, and calcium on turf.  8 minute...
Summer Stress Recovery Checklist
Summer Stress Recovery Checklist
As we transition out of July heat and into prime turf growing season – we want to make sure that...
crabgrass in lawn along driveway
Still Battling Crabgrass?
Still battling crabgrass? Want to get rid of it organically? Crabgrass This warm season annual grass shows up in your...
drought update
Organic Turf Care During a Drought
Drought Conditions We are entering the hottest weeks of the summer. With the exception of northern Maine, all areas of...
grass seed
Grass Seed for Fall
Late summer over-seeding is just around the corner and that means it’s time to order your grass seed! In the...
close up photo of bee pollinating clover flower in a lawn
Neonic Pesticide Removal from Stores
Neonic Pesticides to be removed from retail stores in Massachusetts July 1, 2022.  This removal has been prompted by six...
mowing height and crabgrass
Mowing Height and Crabgrass
By now you should be mowing at a height of 3 ½″.  Mowing height is an important cultural practice to...