Miracle-Gro Indoor Plant Food Spikes for All Plants - 24 pk

Miracle-Gro Indoor Plant Food Spikes for All Plants provide slow-release fertilization for indoor houseplants, herbs, and flowers with minimal effort. Each spike contains a 6-12-6 NPK formula enriched with micronutrients including magnesium, sulfur, boron, copper, iron, manganese, and zinc. A single application feeds plants for up to 2 months, making these spikes ideal for low-maintenance plant care routines.

Features

• Slow-release 6-12-6 NPK formula feeds indoor plants continuously for up to 2 months per application.
• Contains micronutrients including magnesium, sulfur, boron, copper, iron, manganese, and zinc for complete plant nutrition.
• Compatible with all indoor container-grown houseplants, herbs, and flowering plants.
• Pre-measured spikes eliminate guesswork — no liquid mixing or measuring required.
• Insert spikes halfway between the plant stem and the pot rim using the included Miracle-Aerator tool.
• Helps plants grow healthier and stronger compared to unfed plants when used as directed.
• Package contains 24 spikes with coverage varying by pot size: 2 spikes for 3–4" pots up to 6 spikes for 11–12" pots.

Specifications

• npk: 6-12-6
• size: 1.1 oz (24-pack)
• fertilizer type: slow-release spikes
• feeding duration: up to 2 months per application
• additional nutrients: magnesium, sulfur, boron, copper, iron, manganese, zinc
• compatible plants: all indoor houseplants, herbs, flowers, vegetables in containers
• model: 3421724

How to use

• Use the Miracle-Aerator to make a hole halfway between the plant stem and the pot rim.
• Place one spike in the hole and press it down until covered with soil.
• Water the plant as usual after inserting the spike.
• Replace spikes every 2 months throughout the year for consistent feeding.