Agriculture, Farm and Turf Fertilizer Products

Find the best fertilizer for grass with a solution formulated for your application and specific challenges. Our Plant Doctor® and Nutra-Sorb® products employ environmentally conscious innovations to deliver precisely what your growing needs require.

Plant Doctor® Hay Maker® 18-3-4 Fertilizer

  • Fertilizer
  • Slow-release formula for sustained foliar feeding of all grass types.
screw top 2.5 gallon container of haymaker fertilizer with blue label with hay bales over blue background of rolled bales
Where to Buy
large red axon 3-0-6 logo turf defense activator over blue sky background grass and dirt

Nutra-Sorb® AXON Plus 3-0-6

  • Turf Defense Activator
  • Promotes green-up and recovery from environmental stress without growth surge.
large blue phyto fos 0-0-26 logo supplemental potassium fertilizer over blue sky background grass and dirt

Nutra-Sorb® PHYTO-FOS 0-28-26

  • Supplemental Potassium Fertilizer
  • Delivers phosphorus in a more-effective PO3 form to help turf better handle stress.
large orange k-sil 0-0-12 logo supplemental potassium silicate fertilizer over blue sky background grass and dirt

Nutra-Sorb® K-SIL 0-0-12

  • Potassium Silicate Turf Fertilizer

  • Supplies 7% plant-soluble silica for growth, stress-resistance and other benefits.
large green and orange nutrasorb 30-0-0 logo supplemental premium nitrogen source over blue sky background grass and dirt

Nutra-Sorb® 30-0-0

  • Premium Nitrogen Source

  • Provides nitrogen efficiently absorbable by roots and leaves in turf and ornamental plantings.
large green and orange nutrasorb 30-0-0 logo supplemental premium nitrogen source over blue sky background grass and dirt

Nutra-Sorb® 25-0-0

  • Slow-Release Nitrogen

  • Specially formulated to encourage color response in turf.
large red k prime 25-0-0 logo potassium acetate fertilizer over blue sky background grass and dirt

Nutra-Sorb® K-PRIME 0-0-25

  • Potassium Acetate Fertilizer
  • Provides a safer form of liquid potassium allowing far greater foliar uptake.
large green and blue nutrasorb 12-0-12 logo balanced turf and ornamental fertilizer over blue sky background grass and dirt

Nutra-Sorb® 12-0-12

  • Balanced Turf & Ornamental Fertilizer
  • Supplies an even balance of nitrogen and potassium.

Nutra-Sorb® FOSILICA 0-20-26

  • Slow-Release Nitrogen + Silica

  • Supplies PO3 phosphite and potassium silicate—two powerful plant-stress fighters.
large light blue and white seacal 5-0-0 logo kelp plus 8 percent calcium over blue sky background grass and dirt

Nutra-Sorb® SEACal® 5-0-0

  • Kelp Plus 8% Calcium

  • Delivers an advanced form of calcium and magnesium for superior foliar uptake.
large light blue and white seacal 5-0-0 logo kelp plus 8 percent calcium over blue sky background grass and dirt

Nutra-Sorb® PTO

  • Professional Turf and Ornamental Micronutrients

  • Provides supplemental micronutrients in a liquid form.
large green nutrasorb sorba grow bio logo soil wetting agent over blue sky background grass and dirt

Nutra-Sorb® SORBA-GRO BIO

  • Soil Wetting Agent

  • Encourages return of moisture-favoring microbes to control localized dry spots (LDS).
large orange and white nutrasorb bio carb logo soil food over blue sky background grass and dirt

Nutra-Sorb® BIO-CARB Soil Food

  • Soil Food

  • Provides minerals and other nutrients essential to microorganisms in “The Soil Food Web.”

RECENT POSTS

  • close up photo of a fungus gnat on a green leaf

How to Get Rid of Fungus Gnats

By |October 15th, 2021|

How to Get Rid of Fungus Gnats Indoor plants are a fun and decorative way to bring the great outdoors in, but sometimes they can come accompanied by tiny, unwelcome guests, otherwise known as fungus gnats. While fungus gnats cannot harm humans, they can harm [...]

  • close up photo of russet mites on a green leaf

A Gardener’s Guide to Russet Mites

By |October 14th, 2021|

A Gardener’s Guide to Russet Mites Gardening is fun. But at times, it can feel more like a job than a hobby, especially when you’ve got pesky insects making a feast out of the fruits of your labor, or when you don’t know you’ve got [...]

  • photo of snow-covered branches with three square images of plants and frost

Gardener’s Guide To Winter Plant Protection

By |September 28th, 2021|

Gardener’s Guide To Winter Plant Protection As we say goodbye to summer and wait for the cold weather months to creep in, it’s time to start thinking about your plan for winter plant protection. Winterizing plants can help prevent freezing roots, damage, winter burn, and [...]