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Product Overview

Jobe’s Bulb & Perennial Fertilizer Spikes

When it comes to feeding and nourishing your blooms, Jobe’s Bulb & Perennial Fertilizer Spikes get to the roots of the issue.

Jobe’s Bulb & Perennial Fertilizer Spikes

Product Overview

N : 9 P : 12 K : 6

Your landscape doesn’t have to be anything short of flourishing with Jobe’s bulb and perennial fertilizer spikes. The secret to these spikes is rooted in their underground work – providing nutrition beneath the surface to promote beautiful blooms. Mess-free and easy to use, our slow-release formula will feed your bulbs and perennials for up to eight weeks, ensuring that nutrients aren’t washed away like surface fertilizers. Simply insert the spikes into the ground around your plants.


18 count


Every 8 weeks



Features & Benefits

Easy Installation

We want gardening to be enjoyable. That’s why our products make your projects easier – from installing landscape fabrics to applying fertilizer.

Promotes Nutrient Uptake

Like any living thing, plants need food and nutrients. This product spurs a healthier, better-producing garden.


As a slow-release formula, this product will keep feeding your plants for a full season, so you don’t have to worry about multiple applications.


A major component of chlorophyll, the compound plants use in photosynthesis. Nitrogen helps plant foliage grow strong with healthy, robust leaves. Critical for the beginning stages of a plant’s life.

Helps plants develop solid root systems and strong, vibrant blooms. Also important in cell division and development of new plant tissue, phosphorus speeds development and maturity.

Important for overall plant health, potassium aids in water movement, producing sweeter, tastier fruits and more robust blooms. A vital component in nutrient absorption, respiration, transpiration and enzyme activity.