Free shipping on all GS Plant Foods products!

Fertilizers

A sunlit green farm pasture with a white barn on a hill and horses grazing.

Cattle Pasture Compaction: What to Check and Fix This Fall

Thin pasture often starts with compaction and overgrazing, not a shortage of fertilizer. Here is how to check the soil, and what a fall conditioning program can and cannot do.

Read more

Two plain amber bottles of liquid fish fertilizer on a potting bench beside a garden bed in soft autumn light

Liquid Fish Hydrolysate vs Emulsion: How to Read the Label

Liquid fish hydrolysate and fish emulsion are made differently, and the difference shows on the label. Here is what to check on the process, stabilizer and guaranteed analysis before you buy.

Read more

Healthy St. Augustine lawn in a Florida yard in fall, blue-green blades in low sun with palm fronds at the edge

Best Fertilizer for St. Augustine in Fall: What to Use

Which fertilizer suits St. Augustine in fall, when to stop nitrogen, and what to check first. Iron for color, a soil test, and a diagnosis of any rings in the lawn come before more feeding.

Read more

Puddle on grey-brown clay soil in an autumn backyard, where deciding how much gypsum to add to soil often starts

How Much Gypsum to Add to Soil? Test Sodium Before You Buy

Gypsum helps only when excess sodium is in the soil, so a soil test should set the amount. This guide explains what to ask the lab and when a bag won't help.

Read more

Spring flower bulbs resting in an autumn trench prepared with liquid bulb fertilizer

Bulb Fertilizer: What to Feed Spring Bulbs at Fall Planting

Discover why liquid biological amendments outperform traditional bone meal when planting fall bulbs, and how direct basal plate drenching accelerates root growth.

Read more

Lawn turf meeting dark garden soil, illustrating liquid soil aeration results in early autumn sunlight.

Liquid Soil Aeration vs Core Aeration: Which Softens Clay?

Compare liquid soil aeration to core aeration to see how wetting agents loosen compacted clay and protect buried utilities without pulling messy plugs.

Read more

Autumn wooden raised bed with the best organic soil for vegetable garden beds surrounded by fallen maple leaves

Best Organic Soil for Vegetable Garden Beds: How to Recharge

Learn why recharging existing raised bed soil in autumn beats buying fresh bags, keeping PFAS out of your beds and building rich, fertile tilth for spring.

Read more

Macro view of soil and grass blades receiving moisture when applying humic acid before or after fertilizer.

Humic Acid Before or After Fertilizer? When and How to Apply

Learn whether to apply humic acid before, with, or after fertilizer to maximize nutrient uptake, prevent leaching, and improve soil biology.

Read more

Dormant perennial garden bed dusted with frost in late autumn, prepared with low nitrogen fertilizer for winter hardiness.

Low Nitrogen Fertilizer: How to Harden Plants for Winter

Learn how low nitrogen fertilizer and cold-water kelp protect perennial crowns from winterkill by hardening cell walls before the ground freezes.

Read more