Micronutrients & Minerals

Copper Sulphate

A copper source for a confirmed nutritional deficiency.

Micronutrients & MineralsProduct-specific guidance
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PRODUCT GUIDECopper Sulphate

Micronutrients & Minerals

Match this name to your package.

01 / UNDERSTAND

What is Copper Sulphate?

A copper source for a confirmed nutritional deficiency.

Start with the right purpose

Confirm the chemical form, copper percentage and crop-specific instructions before use.

Before you begin

Copper can accumulate in soil. A fertilizer application does not establish a disease-control use; consult the applicable registered product label for that purpose.

02 / MEASURE

How much to apply

Amounts from the supplied product instructions.

SUPPLIED APPLICATION RATE

(Copper Deficiency Only) Dissolve 1–2 g per 4 L (1 gal) of water and apply to the soil around the root zone. Repeat only if deficiency persists.

Source: Guide_Copper Sulphate.pdf. These are the supplied guide’s rates, not independently verified manufacturer directions. Follow the exact product label if it differs.

03 / APPLY

How to apply

Directions from the supplied product guide.

Dissolve completely in water before use. Apply as a soil drench or foliar spray according to your specific application. For Bordeaux Mixture, always follow an established mixing procedure using hydrated lime.

Copper can accumulate in soil. A fertilizer application does not establish a disease-control use; consult the applicable registered product label for that purpose.

04 / TIMING

When to apply

Application timing

Apply when copper deficiency has been confirmed or when using as part of a preventative disease management program.

Repeat applications

Use the interval stated in the supplied directions above. Where none is specified, follow the exact product label.

Keep a record

Record the amount and application date. Consider your growing conditions before repeating.

05 / GOOD HABITS

Tips & things to avoid

Helpful habits

  • Confirm the chemical form, copper percentage and crop-specific instructions before use.
  • Keep the package label and record the date, amount and method used.
  • Copper can accumulate in soil. A fertilizer application does not establish a disease-control use; consult the applicable registered product label for that purpose.

Things to avoid

  • Do not choose an amount from the product name alone; confirm the formulation and intended use.
  • Do not transfer the dose or interval from a different product.
  • Do not treat a general guide as a substitute for the exact product label.

06 / QUICK ANSWERS

Common questions

How do I choose the amount?

Use the supplied amounts in the dosage panel above for the stated application. Match the product and growing method to your package.

What should I check first?

Confirm the chemical form, copper percentage and crop-specific instructions before use.

Can I repeat the same application?

Follow the repeat interval in the supplied directions, where stated, and check the exact product label.

What needs particular care with this product?

Copper can accumulate in soil. A fertilizer application does not establish a disease-control use; consult the applicable registered product label for that purpose.

Sources and rate verification

Based on your saved instructions: Guide_Copper Sulphate.pdf. The saved review does not verify an exact product dose. These references support general principles, not manufacturer approval.

Removed the generic 1–2 g per 4 L recipe and Bordeaux-mixture directions. Nutrient use does not establish permission for disease-control use; that requires the applicable registered product label.

GROW BETTER. TOGETHER.

Need help with this product?

Tell us what you are growing and send the product label so we can help you find the right instructions.