Quality Guide · Kohenoor International
Rose Petal Grades Explained: A1, A2, B — The Buyer's Quality Guide
Grade is not marketing language. It is a measurable spec sheet across colour, size, moisture, foreign matter, microbiology, and fragrance. Here is what each grade actually means, what each grade is best for, and the price difference between them — for buyers sourcing Pakistani Rosa damascena.
When buyers ask "what grade should I buy" the honest answer is: it depends on what you are making. Grade A1 looks beautiful in a glass jar but if you are grinding it into face powder, the visual properties you paid 25 percent more for vanish in the formulation. Grade B is cheaper but in a premium tea SKU the variation in petal size and colour will undermine the consumer perception you spent marketing money to build. This guide walks through each grade — what it physically is, the measurable specs that define it, the use cases it is optimal for, the use cases it is wasted on, and current FOB Karachi pricing.
What's in This Guide
1. What Grade Actually Measures
"Grade" is a composite of six measurable parameters that together describe the quality of a batch:
- Colour saturation — depth and uniformity of red/pink. Measured visually against a reference standard and instrumentally with a colorimeter on premium grades.
- Petal size distribution — average length and the spread (variation) within a batch. Smaller spread = more uniform = higher grade.
- Moisture content — water remaining in the dried product. Lower moisture = longer shelf life and less mould risk.
- Foreign matter — non-petal material (stems, dirt, broken pieces, insect parts). Lower = higher grade.
- Microbiology — total plate count, salmonella, E. coli. Food safety thresholds are absolute regardless of grade.
- Fragrance retention — essential oil content remaining after drying. Measured by smell against reference and by lab analysis on top grades.
Two parameters — microbiology and pesticide residue — are absolute disqualifiers, not grade-differentiators. A batch with detected salmonella or pesticide above regulatory tolerance is not "low grade" — it is rejected entirely from food classification. All A and B grades clear those thresholds; what differs across grades is the visual and physical quality of what remains.
2. Grade A1 — Premium Specification
Grade A1 is the top of the commercial grade ladder. The petals are visually striking — deep, even, vivid red with consistent colour saturation across the batch. The petal size is uniform and large (3-4cm average). Foreign matter is barely detectable. Fragrance is intense and persists for the full 24-month shelf life when stored correctly.
Production: A1 grade is hand-selected after sieving — pickers and graders examine each batch and pull the highest-quality petals for the A1 line. This labour cost is the primary reason for the price premium.
Specs:
| Colour | Deep, even red — uniform across batch |
| Petal size | 3-4 cm average, <0.5cm spread |
| Moisture | ≤ 7% |
| Foreign matter | ≤ 0.3% |
| Microbiology | <5,000 CFU/g total plate count, salmonella + E. coli not detected |
| Fragrance | Intense, characteristic Rosa damascena profile |
| FOB Karachi (500-999 kg) | $8.50 - $9.50 / kg |
Best for: Premium loose-leaf tea in clear-glass packaging, gift-set tea, gourmet baking, visible food garnish, high-end soap and bath inclusion, wedding confetti for luxury venues, photographed marketing material.
3. Grade A2 — Commercial Workhorse
Grade A2 is the most-shipped grade across our export book. It is fully food-safe, fully HACCP and ISO 22000 compliant, and visually pleasing — but with slightly more variation in petal size and colour than A1. A2 is what 70 percent of commercial buyers actually need, even when they initially ask for A1.
Specs:
| Colour | Red with mild colour variation across batch (acceptable for blended SKUs) |
| Petal size | 2-3.5 cm average, <1 cm spread |
| Moisture | ≤ 8% |
| Foreign matter | ≤ 0.5% |
| Microbiology | <10,000 CFU/g, salmonella + E. coli not detected |
| Fragrance | Characteristic and persistent |
| FOB Karachi (500-999 kg) | $7.20 - $8.00 / kg |
Best for: Standard loose-leaf tea, pre-blended pyramid sachet tea, cosmetic inclusion (soap, bath bomb), cosmetic powder formulations (where the petal will be ground anyway), food manufacturing (cookies, chocolate inclusion, gulab jamun), spa amenities, mid-tier wedding décor.
4. Grade B — Cost-Optimised Standard
Grade B is fully food-safe (same microbiology, same pesticide limits, same HACCP/ISO 22000) but with more variation in petal size, more broken pieces, and more colour variation. It is not "low quality" — it is cost-optimised quality.
Specs:
| Colour | Mix of deep and lighter red/pink shades |
| Petal size | 1.5-3 cm with broken pieces, wider distribution |
| Moisture | ≤ 8% |
| Foreign matter | ≤ 1% |
| Microbiology | <10,000 CFU/g, salmonella + E. coli not detected |
| Fragrance | Characteristic but less consistent batch-to-batch |
| FOB Karachi (500-999 kg) | $5.80 - $6.80 / kg |
Best for: Tea blends where the brew matters more than appearance, herbal supplement capsule fills (where petals are ground), baking and confectionery where petals are incorporated, food-colour extraction, pharmaceutical extract precursor, cost-sensitive private-label SKUs, ground-powder feedstock.
Not suitable for: Visible-petal premium SKUs, clear-glass packaging, photographed marketing material, gift sets, wedding confetti where uniformity is judged visually.
5. Side-by-Side Grade Comparison Table
| Parameter | Grade A1 | Grade A2 | Grade B |
|---|---|---|---|
| Colour saturation | Deep, even, uniform | Red with mild variation | Mixed deep + lighter |
| Petal size | 3-4 cm uniform | 2-3.5 cm | 1.5-3 cm + broken |
| Moisture max | 7% | 8% | 8% |
| Foreign matter max | 0.3% | 0.5% | 1.0% |
| Microbiology | Food safe ✓ | Food safe ✓ | Food safe ✓ |
| Fragrance retention | Intense | Strong | Standard |
| FOB Karachi (500 kg) | $8.50 - $9.50 | $7.20 - $8.00 | $5.80 - $6.80 |
| Premium over A2 | +15-25% | baseline | −15-20% |
6. Which Grade for Which Application
| Your Application | Recommended Grade | Why |
|---|---|---|
| Premium loose-leaf tea (clear packaging) | A1 | Visual is a primary value driver |
| Blended pyramid sachet tea | A2 | Petals mixed with other botanicals — A1 visual is lost |
| Budget loose-leaf tea | B | Price-per-cup is the buying criterion |
| Cosmetic face mask powder | A2 or B | Petals are ground — visual is irrelevant |
| Soap / bath bomb inclusion | A1 | Visible petal is the value |
| Candle decoration | A1 | Visible petal is the value |
| Gulab jamun / Indian sweets | A2 | Petals incorporated into syrup or dough |
| Premium chocolate inclusion | A1 | Visible petal is the value |
| Ice-cream / sorbet flavouring | B | Petals ground or strained |
| Wedding confetti (luxury) | A1 | Visual is judged at close range |
| Wedding confetti (mid-tier) | A2 | Cost-balanced visual |
| Herbal supplement capsules | B | Petals ground — visual irrelevant |
| Pharmaceutical extract | B (or A2) | Active-compound focus, not visual |
| Spa amenity bowls | A1 or Cosmetic Grade | Visible at close range |
A common money-saving move for multi-SKU buyers: order Grade A1 only for the SKUs where the visual matters, and Grade A2 or B for everything else. In one mixed FCL container you can ship 500 kg A1 + 1,500 kg A2 + 1,000 kg B and save 15-20 percent versus buying everything at A1 grade.
7. How to Verify the Grade You Were Sold
The grade should not be a marketing claim — it should be documented on the batch Certificate of Analysis. When the shipment arrives:
- Open the CoA and check the measured values for colour, moisture, foreign matter, and microbiology against the grade thresholds in the comparison table above.
- Pull a 50-100g sample from each bag (or random selection if 50+ bags) and inspect visually against the spec — petal size range, colour saturation, foreign matter presence.
- Send the sample to an independent food lab for moisture and microbiology verification on the first order from a new supplier. Cost is typically $80-150 per test, paid back many times if it catches an out-of-spec batch.
- If the measured values do not match the grade ordered, you have grounds for refund, replacement, or price re-negotiation. A reputable exporter resolves this within 48 hours.
This level of diligence is not paranoia — it is the standard practice of buyers running high-margin tea, cosmetic, and food brands. The 30 minutes spent reviewing the CoA on arrival has saved many of our buyers from costly recalls, brand-trust events, and customs delays.
Frequently Asked Questions
What is the difference between Grade A1 and Grade A2 rose petals?
Grade A1 is the premium grade: deepest colour saturation, largest intact petal size (3-4cm), moisture under 7 percent, foreign matter under 0.3 percent, and the strongest fragrance retention. Grade A2 is the commercial workhorse: still food-safe and microbiologically clean, with slightly more variation in colour and petal size (2-3.5cm), moisture under 8 percent, foreign matter under 0.5 percent. A1 typically commands a 15-25 percent price premium over A2.
Is Grade B safe to eat?
Yes, Grade B is still food-safe and meets HACCP and ISO 22000 requirements. The B classification reflects more variation in petal size (some smaller and broken pieces, 1.5-3cm range), more colour variation (mix of deep and lighter shades), and slightly higher tolerance on foreign matter (under 1 percent). It is fully suitable for tea blends where the final brew matters more than the appearance, baking where petals will be incorporated, herbal supplement extracts, and cost-sensitive private-label SKUs.
Which grade should I buy for premium loose-leaf tea?
Grade A1 — the visual experience of opening a clear-glass tea jar with vivid, intact, large red petals is a core part of the premium tea proposition. Grade A2 works well for blended pyramid sachets. Grade B is acceptable for budget-tier loose-leaf where price-per-cup is the buying criterion.
Which grade should I buy for cosmetic skincare?
For face masks, body powders, lotions, and emulsions where the petal is ground or dispersed, Grade A2 is the cost-effective choice. For visible inclusion in soap, bath bombs, candles, use Grade A1 or our Cosmetic Grade (a visual-selected line we produce specifically for inclusion).
What is the FOB Karachi price difference between grades?
At 500-999 kg: Grade A1 $8.50-9.50/kg, Grade A2 $7.20-8.00/kg, Grade B $5.80-6.80/kg. A1 carries a 15-25 percent premium over A2; Grade B sells 15-20 percent below A2. Volume tiers scale all three proportionally.
Can I mix grades in one order to lower total cost?
Yes. A typical multi-SKU buyer order: 500 kg A1 for the premium line, 1,500 kg A2 for the standard line, 1,000 kg B for the value line, all in one mixed FCL container. Each grade qualifies for its own volume tier, and you share one ocean freight and one customs clearance.
How do I know which grade a supplier is actually shipping?
The batch Certificate of Analysis (CoA) specifies the grade, with measured values for colour intensity, moisture content, foreign matter percentage, petal size distribution, and microbiology. A reputable exporter provides the CoA with each shipment and a sample 50g portion ahead of bulk for independent verification.
What disqualifies a batch from any grade classification?
Detected salmonella, E. coli, or pesticide residue above regulatory tolerance disqualifies a batch from all food grades regardless of visual quality. Moisture over 10 percent disqualifies the batch as food-safe (mould risk). Foreign matter over 2 percent disqualifies from any A or B grade. These batches are either reprocessed or downgraded to industrial use only.
Article reviewed by Usman Hayat, Export Director at Kohenoor International — a multi-generational Rosa damascena export house operating since 1957 from Hyderabad, Pakistan & Officer VIC, Australia. Have a sourcing question? Reach us on WhatsApp.