Great Big Plants Rose Fertilizer Booster – Soil & Compost Extract for Roses (32 oz, 8 gal)

Grow healthier roses with Great Big Plants

Great Big Plants Rose Fertilizer Booster is a 32-ounce concentrate designed to support soil health and bloom potential. When diluted, it yields up to eight gallons of ready-to-use plant feed, making it a practical part of a rose care routine. The formula targets the root zone to prime plants for new growth and vibrant blossoms, helping you enjoy richer color and stronger stems with less guesswork.

What makes it work

The booster blends a potent compost extract with bioavailable humic acids, 70+ chelated minerals, and seaweed. This combination helps soil structure and nourishes the root zone, making nutrients more accessible where roses feed most. The result can be more vigorous growth and fuller canes when conditions are right.

• IMPROVES SOIL: Better soil structure and conditions for increased vigor.
• IMPROVES ROSE FERTILIZER UPTAKE: Nutrients reach the roots more efficiently for active growth.
• LOADED WITH UNIQUE INGREDIENTS: Humic acids, chelated minerals, and seaweed support nutrient availability.
• STARTS WORKING RIGHT AWAY: Nutrients move toward the root zone quickly after application.
• EASY TO USE: Mix 4 oz with a gallon of water; apply around the base without digging.
• EARTH FRIENDLY: USDA Organic Input Material; Made in the USA by a family-owned business.

How to use

Use with established roses or new plantings to support soil and root health. For general feeding, follow the mixing ratio below and apply as part of your regular watering routine to keep roots nourished during active growth.

• Mix 4 oz per gallon of water.
• Apply a pint (or more) around the base, adjusting for plant size.
• No digging or tilling required.
• Store in a cool, dry place after mixing.

Real-world use cases

Gardeners often apply after pruning, during new growth, or when preparing beds for spring. In containers, the same dilution supports bloom cycles and overall vigor between waterings. Pairing this booster with consistent watering, mulching, and sun exposure can help roses show their best color and form over the season.

Why choose this booster

Beyond convenience, the booster emphasizes eco-friendly practices. It is registered as an Organic Input Material with the USDA National Organic Program and is produced in the USA by a small, family-owned company. The formula is designed to complement thoughtful rose care routines, offering a potential boost to soil health and nutrient delivery without making guarantees.