Free shipping on all GS Plant Foods products!

Fertilizers

low nitrogen fertilizer
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

Customer service

Our Customer Service is built into the products!

Fast Free Shipping

Get free shipping on EVERYTHING!

Refer a friend

Refer a friend and get 15% off each other.

Secure payment

Your payment information is processed securely
Looking for retail sizes (1 Quart, 1 Gallon)? Visit gsplantfoods.com →
© 2026 GS Plant Foods. Powered by Shopify
  • Amazon
  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • USDC
  • Venmo
  • Visa