Espoma Organic Iron-tone 3-0-3 | 5lb - (Case of 12)

5lb Fast-Acting Organic Iron Supplement, NPK 3-0-3

Yellowing leaves on an otherwise healthy plant usually point to iron chlorosis rather than a general nutrient shortage, and a broad fertilizer won't fix it fast. Espoma Organic Iron-tone is a fast acting iron supplement that turns yellow to green naturally.

Sold as a 5lb bag, NPK 3-0-3, case of 12.

Key Features & Benefits

• NPK 3-0-3 — a fast acting, iron-focused organic supplement.
• Turns yellow to green naturally — targets iron chlorosis directly rather than general nutrition.
• Use anytime chlorosis appears — early Spring or any time during the growing season.
• Broad plant coverage — lawns, flowers, vegetables, evergreens, and ornamental shrubs.
• Also suited to fruiting and shade trees — berries, citrus, shade, ornamental, and fruit trees.

Who Should Use Espoma Organic Iron-tone

This fits growers seeing yellow leaves from iron chlorosis across lawns, flowers, vegetables, evergreens, shrubs, berries, citrus, or shade and fruit trees who want a fast, targeted organic correction.

About Espoma Organic Iron-tone

Iron-tone is Espoma's fast acting organic iron supplement, formulated to correct iron chlorosis across lawns, ornamentals, and fruiting plants without synthetic chemical treatments.

Frequently Asked Questions

What does Iron-tone actually correct?

It's a fast acting iron supplement that turns yellow to green naturally, targeting iron chlorosis specifically rather than general plant nutrition. Yellowing leaves on an otherwise healthy plant are the main sign this deficiency is present.

When should I apply Iron-tone?

Use it in early Spring or any time during the growing season where iron chlorosis (yellow leaves) exist. It's not limited to a single application window the way some seasonal fertilizers are.

What plants can Iron-tone be used on?

It's labeled for lawns, flowers, vegetables, evergreens and ornamental shrubs, berries, citrus, shade, ornamental, and fruit trees. That breadth makes it a general-purpose iron correction across most of a landscape.

What size and packaging is this listing?

It ships as a 5lb bag, packed 12 to a case. That packaging suits retail shelving or growers treating chlorosis across multiple beds or plantings.

How fast will I see results after applying Iron-tone?

Because it's formulated to be fast acting, yellowed foliage typically begins greening within days to a couple of weeks of application, depending on severity. Reapply if chlorosis symptoms return later in the season.