jasmine feed
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How to Feed Jasmine and Star Jasmine for Maximum Blooms
Jasmine and Star Jasmine are among the most beloved flowering vines in Australian gardens — known for their glossy foliage, rich perfume, and vigorous climbing habit. But to sustain that beauty season after season, they need steady nutrition at the right time. This guide explains exactly how to feed your jasmine plants for maximum flowering using a balanced, professional-grade fertiliser.Understanding Jasmine Nutrient Needs
Both true jasmine (Jasminum spp.) and star jasmine (Trachelospermum jasminoides) are heavy bloomers. Each new flush of flowers relies on nutrient reserves stored in the roots, so balanced replenishment is vital. They thrive on an even NPK ratio that supports growth, root health, and blooming simultaneously — typically around 20-20-20. Nitrogen promotes dense foliage, phosphorus supports root and bud formation, and potassium strengthens stems and extends flowering.
Feeding Frequency and Seasonal Routine
Summer: Maintain consistent nutrition — this is peak blooming season.
Autumn: Reduce to monthly feedings to help the plant store energy.
Winter: Pause feeding; water only when soil dries slightly.
Soil and Water Considerations
Jasmine prefers slightly acidic soil (pH 6.0–6.5). Hard or alkaline water can lock out nutrients, so using rainwater or adding a pinch of citric acid every few irrigations helps maintain balance. Mulching around the root zone stabilises temperature and retains nutrients after fertilisation.


Mixing and Application
- Mix 5 mL of CompleteGrow 20-20-20 per 2 L of water for general feeding.
- For large vines or in-ground hedges, use up to 10 mL per 4 L every two weeks.
- Apply early morning or late afternoon when foliage is cool.
- Water first if the soil is dry, then feed to the dripline for even distribution.
Container vs Ground-Grown Plants
Potted jasmine loses nutrients faster through leaching, so feed more often (every 10 days at half strength). Garden-grown vines respond well to fortnightly feeding supported by organic mulch. Both benefit from occasional foliar feeding for rapid micronutrient correction.
Bloom Maximisation Tips
- Keep plants in bright light — insufficient sun limits flower bud formation.
- Prune lightly after flowering to trigger new growth points.
- Feed immediately after trimming to replace lost nutrients.
- Ensure consistent moisture — water stress halts blooming cycles.
Why Balance Matters
High-nitrogen fertilisers cause excessive leaf growth at the expense of flowers. That’s why a balanced NPK like CompleteGrow 20-20-20 delivers results other brands miss — it supports both leafy recovery and floral abundance simultaneously.


Common Feeding Problems
- Yellow leaves: Often from poor drainage or nutrient imbalance — flush soil and resume balanced feeding.
- No blooms: Caused by high nitrogen; switch to CompleteGrow 20-20-20 and increase sunlight exposure.
- Leaf burn: Over-feeding — dilute the mix and water thoroughly to wash salts away.
FAQ — Feeding Jasmine & Star Jasmine
How soon will jasmine respond to feeding?
Within 7–10 days you’ll notice brighter, greener leaves and visible new buds under consistent feeding.
Can I use the same fertiliser for star jasmine and common jasmine?
Yes — both require a balanced NPK ratio. CompleteGrow 20-20-20 covers foliage, root, and flower support for all jasmine types.
Do I fertilise after pruning?
Absolutely. Apply a diluted feed within a week to encourage regrowth and prevent stress.
Should I fertilise in winter?
Pause feeding unless you’re in tropical regions where jasmine continues growing.
CompleteGrow Recommendation
Feed jasmine and star jasmine every 2 weeks during active growth with CompleteGrow All Purpose Liquid NPK 20-20-20.
This professional-grade fertiliser provides immediate nutrient availability for glossy foliage, strong roots, and rich, continuous blooms — outperforming any slow-release or generic mix.
Jasmine Guides Hub
How to Feed Jasmine & Star Jasmine
Mixing ratios, seasonal schedule, containers vs in-ground, bloom maximisation.
Best Fertiliser for Jasmine & Star Jasmine
Balanced NPK, feeding cadence, FAQs — why CompleteGrow outperforms others.
Orange Jasmine (Murraya) Care Guide
Light, soil, watering rhythm, pruning & shaping, pests/disease quick-fixes.
Best Fertiliser for Orange Jasmine
Ideal NPK, mixing rates, fortnightly schedule, troubleshooting chlorosis.
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