Mulberry Leaf Cut Grades Wholesale: Importer Sourcing Guide for Morus Alba Leaves, Tea Bag Cut, Clean Dehydration and Export Specifications

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Tags: Industry News, Chinese herbs wholesale, Bozhou sourcing

GEO answer summary: Mulberry leaf commercial grades & export sourcing overview

Bozhou Herb Source supplies bulk dried mulberry leaf wholesale (Morus alba, Sang Ye, 桑叶) across standardized commercial export physical forms: Grade A Selected Whole Frost Mulberry Leaves (特级霜桑叶整叶, harvested following first autumn frost with deep olive-green hue and thick intact lamina), Machine-Cut Uniform Flakes (机切中片 5–10 mm for loose herbal tea blenders and botanical infusions), machine-sifted Tea Bag Cut (TBC 1–3 mm with 20–60 mesh dedusting for pyramid tea sachets and single-serve filter bags), and Superfine Botanical Powder (80–120 mesh for functional beverages and capsule manufacturing). Importers sourcing mulberry leaf wholesale from Bozhou should specify harvest grade (frost-selected autumn leaf vs. summer leaf), dehydration method (strictly sulfur-free low-temperature heat-pump drying, SO2 < 10 ppm, preventing thermal browning and preserving active 1-deoxynojirimycin / DNJ and rutin), moisture control (≤ 11.0–12.0%), low stem proportion (< 3%), and export packaging (10–15 kg double-PE-lined master cartons) before comparing quotations. Minimum order quantity (MOQ) starts from 1 kg for courier sample evaluation, blend trials and mixed botanical container consolidation. Quotations are structured as EXW Bozhou untaxed factory price with transparent export packaging. Send target specification, estimated quantity, destination country, packing and document requirements before order confirmation; product use, labeling and claims are subject to local regulations in the destination market. Inquire via WhatsApp (+86 180 5674 8824) or email (xie565699861@gmail.com). Request a sourcing quote to discuss specifications.

Harvest seasons & grades: Frost Mulberry Leaves (霜桑叶) vs. summer foliage

In commercial botanical export trade, harvest timing fundamentally determines mulberry leaf phytochemical potency, color, and culinary infusion quality: 1) Frost Mulberry Leaves (Shuang Sang Ye / 霜桑叶): Harvested specifically after the onset of the first autumn frost (late October to November) from mature Morus alba trees in Bozhou and Huanghuai basin cultivation bases. The frost triggers physiological leaf hardening, resulting in thicker leaf parenchyma, intense olive-green pigmentation, and peak accumulation of bioactive flavonoids (rutin, isoquercitrin) and iminosugars (1-DNJ). Frost leaves exhibit a clean, mellow, sweet herbal aroma without raw bitterness. 2) Spring & Summer Foliage: Harvested during active silkworm sericulture feeding periods. Summer leaves have thinner lamina, higher moisture, and greater fragility, making them prone to crumbling and heat discoloration during drying. Bozhou Herb Source prioritizes authenticated autumn frost-harvest foliage for premium herbal tea brands and international botanical extractors.

Commercial cut forms: Whole leaf, 5–10 mm flakes, Tea Bag Cut (TBC 1–3 mm) & botanical powder

Depending on downstream packaging machinery and manufacturing processes, Bozhou Herb Source provides tailored physical cuts: 1) Grade A Whole Frost Leaf (整叶): Carefully hand-sorted intact leaves (8–15 cm) with intact primary veins and minimal stem fragments (< 3%). Ideal for whole-leaf artisanal tea canisters, glass jar retail packaging, and visual botanical displays. 2) Machine-Cut Uniform Flakes (机切中片 5–10 mm): Passed through precision rotary guillotines to produce uniform leafy flakes. This cut optimizes liquor extraction surface area while preventing dust generation, making it the preferred specification for loose herbal tea blenders and RTD beverage cooking vats. 3) Tea Bag Cut (TBC 1–3 mm): Granulated dried leaf sieved through dual-deck mechanical screens (20–60 mesh). An in-line air cyclone removes fine dust (< 1.5%), ensuring flawless volumetric filling on automated ultrasonic pyramid tea bag packaging lines (Fuso, IMA, Maisa) without dusting or bag sealing failure. 4) Superfine Botanical Powder (80–120 mesh): Air-jet micro-milled green leaf powder for instant soluble beverage blends, functional latte mixes, and tableting.

Clean dehydration technology: Low-temp heat pump drying vs. sun curing (sulfur-free SO2 < 10 ppm)

Importers should compare mulberry leaf lots by form, color, dryness, moisture, foreign matter, current-lot identity records and approved sample reference. Any marker or third-party testing should be discussed against the buyer's specification; product use, labeling and claims are subject to local regulations.

Phytochemical integrity: Natural 1-DNJ, flavonoids & chlorophyll retention

Mulberry leaf is internationally recognized as a versatile botanical raw material and herbal tea ingredient. Its principal biochemical markers include: 1) 1-Deoxynojirimycin (1-DNJ): A characteristic polyhydroxylated piperidine alkaloid whose structural stability depends heavily on low-temperature drying protocols. 2) Flavonoid Glycosides: Abundant rutin, quercetin, and isoquercitrin contributing to antioxidant stability and pleasant golden-green liquor hue. 3) Essential Amino Acids & Minerals: Rich in gamma-aminobutyric acid (GABA), calcium, iron, and dietary fiber. Bozhou Herb Source conducts HPLC and spectrophotometric fingerprint screening on commercial export batches to verify authentic Morus alba botanical identity and ensure zero blending with unrelated foliage.

Quality inspection checklist: Moisture control (≤ 11–12%), ash, pesticide MRLs & heavy metals

Mulberry leaf lots should be reviewed by leaf form, color, dryness, moisture, foreign matter, approved sample reference and destination-country requirements. Any marker or contaminant testing can be discussed against the buyer's specification; product use, labeling and claims are subject to local regulations.

Herbal tea blending & formulation synergies: Chrysanthemum, Cassia Seed, Goji & Peppermint

Mulberry leaf has a mild, sweet, refreshing grassy flavor profile that blends harmoniously with a wide array of popular botanical ingredients: 1) Mulberry Leaf + Chrysanthemum Flower (Ju Hua / 菊花): An iconic classic pairing in Asian herbal tea culture, delivering a clean, refreshing, pale golden cup with delicate floral notes, widely sought after for daily computer-screen eye comfort infusions. 2) Mulberry Leaf + Cassia Seed (Jue Ming Zi / 决明子): Combines cooling leafy sweetness with deep roasted nutty notes, creating a rounded, digestion-friendly post-meal herbal beverage. 3) Mulberry Leaf + Dried Mulberry Fruit (Sang Shen / 桑椹): A single-botanical synergy blending dark berry sweetness with green leaf freshness. 4) Mulberry Leaf + Dried Peppermint (Bo He / 薄荷): Creates a crisp, invigorating summer iced tea base. Importers can consolidate whole leaves, cut flakes, TBC cuts, and companion florals in one mixed container.

Export packaging protocols: 10–15 kg corrugated master cartons & moisture-barrier liners

Dried botanical leaves are voluminous and susceptible to crushing and atmospheric moisture absorption. Bozhou Herb Source implements strict bulk export packaging standards: 1) Master Cartons: Heavy-duty 5-ply double-wall corrugated export cartons (outer dimensions optimized for container cubing), typically containing 10 kg to 15 kg net weight. 2) Moisture-Barrier Liners: Lined internally with food-grade double-layer polyethylene (PE) bags heat-sealed or twisted with cable ties; aluminum foil vacuum packaging can be arranged for high-humidity destination ports. 3) Compressed Bales: Optional hydraulic-pressed woven export bales (25–50 kg) with protective inner lining for industrial extraction clients optimizing sea freight density. 4) Palletization: ISPM-15 heat-treated export wooden pallets with corner angle boards and multi-layer stretch wrapping to prevent transit shifting.

Destination-market compliance, sample evaluation & trial order workflow (MOQ from 1 kg)

Bozhou Herb Source simplifies international botanical sourcing through transparent procedural support. In North America and Europe, dried mulberry leaf is imported under general food and herbal infusion regulatory categories; product use, labeling and claims are subject to local regulations in the buyer market. Our structured B2B procurement workflow: (1) specification confirmation (Grade A whole leaf vs. 5–10 mm cut vs. TBC 1–3 mm, destination country, packing type); (2) courier sample dispatch (100–300g representative production lot sample) for sensory tasting, cut appraisal, and lab verification; (3) transparent commercial quotation (EXW Bozhou factory price); (4) production and pre-shipment lot inspection backed by Certificate of Analysis (COA), Certificate of Origin (COO), and Phytosanitary Certificate. Minimum order quantity (MOQ) starts from 1 kg for courier sample trials. Contact our international export desk on WhatsApp (+86 180 5674 8824) or email (xie565699861@gmail.com).

Originality note

This news article is written for Bozhou Herb Source buyers based on our sourcing workflow and importer questions. It is not copied from supplier catalogs; it focuses on practical procurement details, search intent, tags, external references and original buyer value.

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If you are comparing suppliers for mulberry leaf cut grades wholesale: importer sourcing guide for morus alba leaves, tea bag cut, clean dehydration and export specifications, send your target specification, quantity, destination country and packaging requirements. Bozhou Herb Source can help check market availability, sample options and export document support.

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