Royal Gold Imperial Boost 0-15-11 | 20lb - (Case of 2)

Organic Phosphorus & Potassium Bloom Booster, 20lb

Royal Gold Imperial Boost 0-15-11 is an OMRI and CDFA listed organic bloom booster and flower hardener that delivers a phosphorus and potassium spike as flowering ramps up.

This 20lb package contains 17% calcium and is mostly soluble, applied as a top dress or brewed into a tea for liquid application, especially effective with phosphorus-enhancing microbes.

Key Features & Benefits

• NPK 0-15-11 formula — delivers a phosphorus and potassium spike during flowering
• 17% calcium content — adds a substantial calcium supply
• OMRI & CDFA listed — certified for organic cultivation
• Fast flower set support — aids tight internodal spacing
• Soluble application — used as a top dress or brewed into a tea

Who Should Use Royal Gold Imperial Boost 0-15-11

Suited to organic growers who want a phosphorus and potassium bloom booster to support fast flower set and internodal spacing.

About Royal Gold

Royal Gold formulates Imperial Boost as an OMRI and CDFA listed organic bloom booster and flower hardener.

Frequently Asked Questions

What is the NPK of Imperial Boost

0-15-11.

How much calcium does it contain

17% calcium.

Is it certified organic

Yes, it is OMRI and CDFA listed for organic cultivation.

How is it applied

As a top dress or brewed into a tea for liquid application.

What does it pair well with

Phosphorus-enhancing microbes.