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hydroponics1.2 Month Crop Cycle14,000 Plants / 1000 m²

Commercial NFT Hydroponic Leafy Greens

कमर्शियल हाइड्रोपोनिक्स (विदेशी सलाद पत्ते व लेट्यूस) • Lactuca sativa & Ocimum basilicum

Commercial protected cultivation blueprint including verified plant density, climate thresholds, stage-by-stage water soluble fertigation recipes, and 50% NHB/MIDH subsidy eligibility.

Net Annual Profit₹8.56 Lakhper 1000 sq.m unit
Expected Yield35 – 45 heads/year42,000 heads/plants annual harvest
Avg Farmgate Price₹28 / headWholesale baseline
Capital Payback22 MonthsROI timeline
Protected Structure

Fan & Pad Climate Controlled or Semi-Closed NVPH with NFT Channels

Engineered to maintain optimal thermal stability, humidity control, and vector exclusion for Commercial NFT Hydroponic Leafy Greens.

Commercial Highlights:
  • Zero soil dependency: 100% clean, pesticide-residue-free exotic salad leaves and culinary herbs
  • Ultra-fast crop turnover: Ready for harvest in just 28–35 days from transplanting into NFT channels
  • Uses 90% less water than conventional open-field soil cultivation through recirculating nutrient loops
  • Supplied directly to luxury hotels, cloud kitchens, and gourmet grocery subscriptions @ ₹25–₹45 per head
Varietal Matrix

Top Recommended Commercial Hybrids

Romaine (Cos)Lollo Rosso (Red curled)ButterheadIcebergGenovese Italian BasilRocket / Arugula
Plant Spacing & Geometry:20 cm planting cup centers in 100mm NFT channels
Harvest Window:12 Months Active
Micro-Climate Control

Target Polyhouse Environmental Thresholds

Maintain these parameters via foggers, shade nets, and side curtains to achieve maximum yield potential.

Day Temperature18°C – 24°CPeak noon limit
Night Temperature14°C – 18°C (Water temp < 22°C compulsory)Respiration phase
Relative Humidity (RH)60% – 70%Canopy sensor target
Target Soil/Water pH5.8 – 6.2Nutrient uptake zone
Electrical Conductivity (EC)1.2 – 1.6 dS/mSalinity threshold
CO2 Enrichment800 – 1200 ppmPhotosynthesis gas
Drip Fertigation Protocol

Precision Fertigation Schedule (100% Water Soluble Fertilizers)

Dosage rates per 1,000 sq.m unit to prevent nutrient lockouts and maximize marketable produce weight.

Crop Growth StageDurationRecommended WSF GradesDaily Dosage (1000m²)Nutrient PurposePractical Instructions
Continuous NFT Recirculating LoopDay 1 to Harvest (Day 35)Custom Hydroponic 2-Part (Part A: CaNO3 + Fe-EDDHA / Part B: KH2PO4 + KNO3 + MgSO4 + Trace)Automated doser maintaining 1.4 EC and 6.0 pH in 5000-liter sump tankBalanced Nitrogen and Potassium for crisp, crunchy, tender green leaves without tipburnMonitor water temperature daily; water above 24°C loses dissolved oxygen and triggers Pythium root rot.
Tank Mixing Rule: Always dissolve Calcium Nitrate in Tank A and Phosphates/Sulfates (e.g. 12:61:00 or 00:00:50) in Tank B. Never combine them in concentrated form to avoid insoluble calcium phosphate/sulfate precipitation that chokes inline drip emitters.
Financial Modeling

1,000 sq.m Commercial Profit & Loss Statement

Verified unit economics including plant material, water-soluble fertilizers, pest protection, labor, and farmgate realizations.

Annual Operational Expenses (OPEX)

Plant Material (Seedlings/Grafts):₹28,000
Fertigation & Crop Care (WSF + Agrochemicals):₹35,000
Labor, Electricity, Mulch & Packing:₹2,57,000
Total Annual OPEX:₹3,20,000

Gross Revenue Realization

Total Harvest Volume:42,000 heads/plants
Average Farmgate Wholesale Rate:₹28 / head
Yield Intensity per sq.m:35 – 45 heads/year
Gross Annual Turnover:₹11,76,000
Net Farmer Return
₹8,56,000
Annual Net Profit per 1000 sq.m
Net Profit per Month:₹71,333
Payback Period:22 Months
* Assumes 50% NHB/MIDH capital subsidy on structure is availed.
Crop Health Protection

Pest & Disease Diagnosis in Protected Environments

Immediate identification and CIBRC-compliant control protocols for critical polyhouse infestations.

Pythium Root Rot / Water Mold (Pythium ultimum)

पाइथियम जड़ सड़न (पानी की फफूंद)
Symptoms:Brown slimy root filaments, root sloughing off in nutrient channel, stunted pale yellow leaves.
Immediate Cultural Action:Flush NFT gullies with 3% hydrogen peroxide; chill water reservoir to below 21°C.
Prescribed Bio / Chemical Remedy:Bacillus subtilis / Trichoderma asperellum bio-drench in reservoir tank.

Aphids / Greenfly (Myzus persicae)

माहू / चेपा कीट
Symptoms:Colonies of tiny green insects under leaves and inner lettuce hearts, sticky honeydew residues.
Immediate Cultural Action:Release lacewing larvae (Chrysoperla carnea); spray cold-pressed neem seed extract (Azadirachtin 10,000 ppm).
Prescribed Bio / Chemical Remedy:Azadirachtin 1% @ 2.0 ml/L (Zero chemical residues for leafy greens).
SOP Guidelines

5 Golden Polyhouse Management Rules for Commercial NFT Hydroponic Leafy Greens

1

Germinate seeds in sterile rockwool or Oasis Horticubes on nursery benches under mist for 10–12 days.

2

Transfer sturdy 3-leaf seedlings into 50mm food-grade virgin UPVC NFT channels with 20cm spacing.

3

Maintain dissolved oxygen (DO) above 6.5 ppm in the nutrient reservoir using venture aerators or air blowers.

4

Harvest whole plants early morning with roots attached in perforated transparent sleeves for 10-day living shelf life.

Project Finance

Calculate Polyhouse Setup Cost & Subsidy for Commercial NFT Hydroponic Leafy Greens

MIDH & NHB Scheme 1 / 2 Benchmark Calculator (2024-2026)

Polyhouse & Greenhouse Subsidy Estimator

Calculate official cost norms, central NHB subsidies, state DBT top-ups, and bank loan requirements for commercial protected structures.

≈ 0.25 Acres / 1.0 Guntha
Terrain / Region
BIS & NHB Specifications for Naturally Ventilated Polyhouse (NVPH - Type II):
  • G.I. Tubular Structure (Hot dip galvanized > 300 GSM)
  • 200-micron 5-layer UV stabilized anti-dust poly-film (3-year warranty)
  • Side and top roll-up curtain curtains with 40-mesh insect proof nets
  • Integrated micro-sprinkler / fogging system & drip fertigation loop
Financial Summary

Naturally Ventilated Polyhouse

NHB Scheme 1 Eligible
Total Estimated Project Cost
₹8,44,000(@ ₹844/sq.m)
Government Subsidy Sanctioned65% Total
₹5,48,600
Central NHB (50%) + State Top-Up (15%)
Farmer Contribution₹2,95,400Equity / Margin Money
Bank Term Loan (70%)₹5,90,8005-7 yr Repayment
NHB Subsidy Credit Mechanism:

The subsidy is back-ended: it is released directly to your bank loan account in a Subsidy Reserve Fund (SRF), eliminating interest on the subsidized amount from Day 1.

FAQ

Frequently Asked Questions: Commercial NFT Hydroponic Leafy Greens Farming

Because lettuce heads have 100% harvest index with zero wastage, 9 to 10 crop turns per year, and premium pricing from urban supermarkets and salad bowl delivery startups located within 50 km of the farm.

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