Liquid Potassium Fertilizer 0-0-20 for Turf Care, Enhanced with Kelp and Amino Acids for Foliar Application

This liquid potassium fertilizer supplies potassium for turf care through a foliar-absorbed 0-0-20 formula. GCI Turf K combines potassium with kelp and amino acids to support turf quality, making it a practical addition to your growing-season lawn care routine.

Use it to supplement your existing fertilizer program or as your main source of potassium. Suitable for any turf type, it has a recommended application rate of 2–9 ounces per 1,000 square feet, approximately 30 days apart during the growing season.

This product is not available for sale in Alaska, California, Florida, Hawaii, Nevada, New Mexico, Oregon or Washington.

Features

• 0-0-20 formula for supplying potassium to turf
• Foliar absorption for turf application
• Enhanced with kelp and amino acids to support turf quality
• Suitable for any turf type
• Fits an existing fertilizer program as supplemental or primary potassium

Specifications

• Product form: Liquid fertilizer
• Formula: 0-0-20
• Nutrient focus: Potassium
• Formula enhancements: Kelp and amino acids
• Application method: Foliar application
• Suitable turf: Any turf type
• Recommended application rate: 2–9 ounces per 1,000 square feet
• Recommended interval: Approximately 30 days during the growing season
• Container sizes: Quart; 1 gallon; 2.5 gallon
• Sales exclusions: Alaska; California; Florida; Hawaii; Nevada; New Mexico; Oregon; Washington

Frequently Asked Questions

Can this potassium fertilizer be used on my turf type?

This 0-0-20 potassium fertilizer can be used on any turf type, so it can fit a range of lawn care programs.

How much should I apply, and how often?

Apply this liquid potassium fertilizer at 2–9 ounces per 1,000 square feet, approximately 30 days apart during the growing season.

Can I use it alongside my existing fertilizer program?

Yes. This 0-0-20 formula can supplement your current fertilizer program or serve as your main source of potassium.

What container sizes can I buy?

This liquid potassium fertilizer comes in quart, 1-gallon and 2.5-gallon containers.

Where is this fertilizer unavailable for sale?

This fertilizer is unavailable for sale in Alaska, California, Florida, Hawaii, Nevada, New Mexico, Oregon and Washington.