Fertilizer for Pothos: NPK Guide and Application Rates
Pothos (Epipremnum aureum) is one of the easiest houseplants to grow, tolerating a range of conditions including irregular fertilizing. A balanced all-purpose fertilizer applied monthly during the growing season keeps vines lush and promotes vibrant variegation. Pothos grown in water need an even lighter touch with nutrients.
Quick Reference
What NPK Ratio is Best for Pothos?
The recommended NPK ratio for pothos is 20-20-20. A balanced 20-20-20 feeds all three macronutrients equally, which works well when soil tests show no single deficiency.
Pothos NPK needs shift at each growth stage. Gentle balanced feed for new cuttings establishing roots during the Seedling phase, then extremely rarely flowers in cultivation once flowering begins.
NPK by Growth Stage for Pothos
| Growth Stage | NPK Ratio | Notes |
|---|---|---|
| Seedling | 10N 10P 10K N 10% Nitrogen: leaf and stem growth P 10% Phosphorus: roots and flowers K 10% Potassium: health and disease resistance Learn more about NPK | Gentle balanced feed for new cuttings establishing roots |
| Vegetative | 20N 20P 20K N 20% Nitrogen: leaf and stem growth P 20% Phosphorus: roots and flowers K 20% Potassium: health and disease resistance Learn more about NPK | Balanced all-purpose formula supports trailing vine growth |
| Flowering | 20N 20P 20K N 20% Nitrogen: leaf and stem growth P 20% Phosphorus: roots and flowers K 20% Potassium: health and disease resistance Learn more about NPK | Extremely rarely flowers in cultivation |
| Fruiting | 20N 20P 20K N 20% Nitrogen: leaf and stem growth P 20% Phosphorus: roots and flowers K 20% Potassium: health and disease resistance Learn more about NPK | N/A for houseplant use |
When Should You Fertilize Pothos?
In zone 10, start fertilizing pothos in undefined. In zone 12, begin as early as undefined. Apply every 4 weeks through the growing season.
Which Zones Can Grow Pothos?
Pothos grows in USDA zones 10 through 12, spanning a 3-zone range.
Fertilization Start by Zone
| Zone | Start Month |
|---|---|
| Zone indoor | March |
What Are the Best Fertilizer Products for Pothos?
Look for products with an NPK close to 20-20-20. Miracle-Gro Indoor Plant Food is the most popular choice among home gardeners for pothos.
- Miracle-Gro Indoor Plant Food
- Jack's Classic All Purpose 20-20-20
- Schultz All Purpose Liquid
Prices vary by retailer and region. Check current pricing before purchasing.
Container and Raised Bed Adjustments for Pothos
Use liquid fertilizer at half strength monthly during growing season; pothos in water need very dilute fertilizer
Common Fertilizing Mistakes with Pothos
- Over-fertilizing pothos in water, which causes algae growth and root rot
- Blaming pale leaves on fertilizer when the issue is usually insufficient light
- Using fertilizer spikes that create concentrated hot spots in small pots
- Fertilizing freshly propagated cuttings before roots are established
- Not reducing feeding frequency in fall and winter
Tips for Fertilizing Pothos
- Monthly feeding during spring and summer keeps vines growing vigorously
- Pothos in water only need a few drops of liquid fertilizer per water change
- Variegated varieties may revert to solid green without adequate light, not fertilizer
- Yellowing lower leaves often indicate overwatering rather than nutrient needs
- Trim leggy vines to encourage bushier growth alongside regular feeding
Organic Fertilizer Alternatives for Pothos
Sources
Source:Clemson University ExtensionLast updated: