Jonathan Green New American Lawn Program

  • Delivery Available with Online Checkout
  • Not Available In-store at Colchester Mackey's
  • Not Available In-store at Willimantic Mackey's
  • Not Available In-store at Woodstock Mackey's


Feed your LAWN and your SOIL

Use the only annual lawn program that does both!

A complete feeding program that prevents crabgrass, controls weeds, prepares lawns for winter, adjusts soil PH, reduces soil compaction, and stimulates soil microbes to release “trapped” soil nutrients!

Program Includes 4 bags:

Step 1 - Veri-Green Lawn Food with Crabgrass Preventer 21-0-3 

(Apply March 1st through April 30th)

Step 2 - Veri-Green Weed & Feed Lawn Food 21-0-3  

(Apply May 1st through June 15th)

Step 3 - MAG-I-CAL Plus® for Lawns in Acidic + Hard Soil  

(Apply June 15th through August 30th)

Step 4 - Winter Survival Fall Lawn Food 10-0-20

(Apply September 1st through November 30th)

Product Information:

Veri-Green Lawn Food with Crabgrass Preventer

Contains the newest technology with Dimension® Crabgrass Control Herbicide. Can be applied up to 4 weeks later than other crabgrass preventers. Controls crabgrass both BEFORE and AFTER it germinates. Controls crabgrass all season long.  Also controls bittercress, spurge, chickweed, henbit and many other grassy and broadleaf weeds when applied prior to their germination.  Provides 25% slow-release nitrogen and is a clear, non-staining formula.  Provides the nutrients needed for a beautiful, green, thick lawn. Do not seed for 10 weeks if the regular rate was used and 16 weeks if the heavier rate was used. 

Key product features:

– Controls Crabgrass BEFORE and AFTER it germinates
 Grassy and broadleaf weeds controlled for up to 4 months
 Controls and suppresses Annual Bluegrass and some broadleaf
weeds when applied prior to their germination.
– See complete weed list on the product label
– Clear non-staining formula
– Use only on well-established lawns that are not under stress.



Nitrogen: 20%

Phosphorus: 0%

Potash: 3%

How to apply:

Apply to a dry lawn before a rain or water in after application.

Tips for improved weed control: For best results, apply this product within a few days after mowing and delay mowing again for a few days after the application.  The turf herbicide and fertilizer components in this product are not effective until activated by rainfall or sprinkler irrigation.  Erratic weed control may results if not activated by rainfall or irrigation within 30 days after application.

When to apply:

Spring: Provides post-emergent control of seedling crabgrass after germination and emergence.  Post-emergent control is limited to crabgrass only and is effective up to 4 weeks after the germination of crabgrass at the 3-leaf stage of growth. This product will not control crabgrass at later growth stages.

Veri-Green Weed & Feed Lawn Food 21-0-3 

This Veri-Green Weed and Feed fertilizer controls broadleaf weeds in lawns while feeding your lawn with 35% slow-release nitrogen fertilizer. Three way action provides superior weed control. Feeds desirable grasses longer while weeds gradually disappear from the lawn. Apply when weeds are actively growing in the spring and fall.  Fine particle size allows for superior weed control and feeding action.  Delay seeding for four weeks after applying.

Key product features:

– 3-Way action kills weeds down to the root
– Kills spring and fall weeds
– Controls 250 broadleaf Weeds
 Feeds lawns for up to 3 months

Fertilizer Analysis:


Nitrogen: 21%

Phosphorus: 0%

Potash: 3%

How to apply:

– Avoid mowing 1 to 2 days before and after application
– Apply to moist grass
– Avoid unnecessary disturbances including watering of the treated areas for 48 hours after application. Water will wash off weed killing material
– Avoid applying if rainfall is expected within 48 hours following treatment
– It is recommended that during hot, dry conditions, application rates should be reduced by 50% to avoid possible dehydration or browning of grass
– May reapply in 30 days if lawn is heavily over run with weeds or if adverse low moisture conditions prevail and the weeds are in a state of poor growth. Ideal application temperatures are between 60° and 75°.


MAG-I-CAL Plus® for Lawns in Acidic + Hard Soil  

Jonathan Green MAG-I-CAL PLUS for Lawns in Acidic + Hard Soil  Fertilizer is a unique, multi-faceted, soil-enhancing food that rapidly raises soil pH, loosens hard soil, and stimulates soil microbes.  MAG-I-CAL PLUS® for Lawns in Acidic + Hard Soil contains fast-acting calcium which raises soil pH to enhance nutrient availability from lawn foods and improve cell wall structure.  It also fortified with a patented, quick-releasing gypsum to help break up clay and compacted soil for better air, water, and root penetration into the soil.  Additionally, MAG-I-CAL PLUS® promotes growth by increasing biological activity to aid in the release of trapped nutrients in the soil.

Key product features:

– Rapidly raises Soil pH
– 20% to 70% of your lawn food is wasted when soil pH is too low!
 Breaks up clay and compacted soils
– Stimulates soil microbial activity
– Natural Soil Food that is safe to use where children & pets play

When to apply:

MAG-I-CAL PLUS® can be applied any time of the year.  It can be applied on the same day with any lawn product or when seeding or sodding. MAG-I-CAL PLUS® is a completely natural product and will never burn your lawn.

How to apply:

Apply to a dry lawn. Watering in is not necessary, but the product will not begin to work until watered in by rain or irrigation.

Winter Survival Fall Lawn Food 10-0-20

Jonathan Green Winter Survival Fertilizer fall and winter feeding formula keeps your lawn grass greener later into the year. Provides a well balanced formula, ideal for winter turf protection. Iron, sulfur and 30% slow release nitrogen help to keep the lawn a deep-green color. A true fall/winter formula that promotes root growth and stores nutrients for the spring.  Contains humates for root development.  Ideal to use with a fall seeding.

Key product features:

-Helps Repair Lawn from Summer Damage
– Ideal for Fall Seeding
– Helps Protect Lawn from Winter Stress
– Promotes Deep Rooting in Fall and a Quicker Green-Up in Spring

Fertilizer Analysis:


Nitrogen: 10%

Phosphorus: 0%

Potash: 20%

When and how to apply:

Apply Winter Survival Fall Lawn Food from late summer through fall. For damaged lawns, apply in early fall and again 6 weeks later for a thicker, greener lawn. For best results, apply to a dry lawn before a rain or water in after application.

Mackey's Bonus:

Meet the Barry Green, president and 5th generation of the Johnathan Green company; Listen to our Growing Home Podcast Interview HERE.

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