Planning hydroponic farm construction in Chennai? Chennai is a city of about 46.5 lakh people (Census 2011) in Chennai district, Tamil Nadu[1]. This guide works from Chennai's own monthly climate to suggest the protected structure, the hydroponic system and the crops to start with, and the months each crop is likely to do well.
Climate for hydroponic farm construction in Chennai
May is the hottest month in Chennai, with average daily highs of about 36°C. January has the coolest nights, averaging 21°C.[2] The area gets about 1,253 mm of rain a year, most of it in July to December, peaking in November at about 292 mm. Average humidity stays at 75% or more in September to January, which raises the risk of leaf disease and slows evaporative cooling. Chennai sits about 6 m above sea level.[1] On the Köppen–Geiger climate map, Chennai falls in the tropical savanna (dry winter) zone (Aw).[3]
Chennai climate by month
Month
Avg high (°C)
Avg low (°C)
Humidity (%)
Rain (mm)
Jan
27.7
20.5
77
16
Feb
30.3
21.0
71
6
Mar
33.7
23.1
66
15
Apr
35.4
25.6
66
26
May
35.9
27.2
65
55
Jun
34.7
26.5
64
68
Jul
33.7
25.7
67
108
Aug
32.8
25.2
72
132
Sep
31.6
25.0
77
145
Oct
30.1
24.6
80
264
Nov
28.3
23.2
82
292
Dec
27.3
21.6
80
126
Area averages (a grid cell of about 50 km) for 2001–2025, from NASA POWER, centred on Chennai. Rainfall and night temperatures at your plot can differ, especially near hills and the coast.[2]
Which greenhouse suits Chennai?
For hydroponic farm construction in Chennai, the structure decides which months you can crop and what it costs to run. In Chennai the heat comes with humidity: during March to July average humidity is about 66%. Wet pads cool much less in humid air: on a typical May afternoon they would only bring 36°C down to about 32°C. So we usually start with a tall naturally ventilated polyhouse with wide roof vents, insect net and a shade screen. A Fan & Pad polyhouse still makes sense if buyers need lettuce through the hottest months, but expect a smaller temperature drop than in dry inland towns.
Plan for heavy rain in November (about 292 mm): raise the plinth, size the gutters for that month and keep drains away from the nutrient tank. Sunlight peaks in April at about 6.5 kWh per m² a day, so add a shade screen for leafy greens in the brightest months. A nethouse, the lowest-cost option, can grow hardy crops in January to March, when it is mild and fairly dry.
Hydroponic crops for Chennai
Based on Chennai's climate, the crops with the longest growing windows are basil (9 months), cucumber (9 months) and mint (6 months). Basil fits July to March in a naturally ventilated polyhouse. Strawberry and parsley are hard to time here, so we would leave them out of the first season. These are the crops we would plan first for hydroponic farm construction in Chennai.
Months each crop suits in Chennai
Crop
Naturally ventilated polyhouse
With Fan & Pad cooling
Lettuce
Dec–Jan
Nov–Feb
Spinach
Dec–Jan
Nov–Feb
Coriander
Nov–Jan
Jun–Apr
Parsley
Dec–Jan
Nov–Feb
Basil
Jul–Mar
All year
Mint
Sep–Feb
All year
Cucumber
Jul–Mar
All year
Tomato
Oct–Feb
Aug–Mar
Capsicum
Oct–Feb
Jun–Apr
Strawberry
Difficult
Difficult
Kryzen planning estimate from the monthly averages above and each crop's usual day and night temperature range. Variety, nutrient temperature and shading change the result, so confirm with a trial.
₹8,325Spending per person per month, urban Tamil Nadu, 2023–24[4]
Urban households in Tamil Nadu spent an average of ₹8,325 per person per month in 2023–24, above the all-India urban average of ₹7,078.[4] A city of this size has hotels, restaurants, modern retail and quick-commerce stores within its own limits, so most harvests can be sold locally. Line up two or three buyers before planting and agree on grade and delivery days.
Hydroponic farm construction in Chennai with Kryzen
We have built 9 projects in Tamil Nadu so far (see our project map (opens in a new tab)). Chennai is about 870 km in a straight line from our factory and master warehouse at Degaon, Wai (Satara), our nearest site.
Towns near Chennai
We also plan and build farms in these towns near Chennai:
Map: LGD 2024 boundaries via bharatlas, CC BY 4.0. For illustration only.
Hydroponic farm construction in Chennai: FAQs
Can a hydroponic farm run all year in Chennai?
Yes, with the right structure. For Chennai we would plan a tall naturally ventilated polyhouse with wide vents and insect net. Even then, lettuce is hard to grow in March to October, so plan another crop for those months.
Which polyhouse is best for Chennai?
With May highs of about 36°C and 65% average humidity in that month, we would start with a tall naturally ventilated polyhouse with wide vents and insect net.
Which hydroponic crops should I start with in Chennai?
Going by the monthly climate, basil, mint and cucumber have the longest growing windows. Confirm prices and volumes with buyers before you plant.
Does Kryzen build hydroponic farms in Chennai?
Yes. Our nearest site is our factory and master warehouse at Degaon, Wai (Satara), about 870 km away, and we have built 9 projects in Tamil Nadu.
Is there a subsidy for polyhouse or hydroponic farms in Tamil Nadu?
Yes. Protected cultivation projects in Tamil Nadu can apply for Mission for Integrated Development of Horticulture (MIDH) assistance through the state horticulture department. Check the current rate and area limit when you apply.
Discuss your Chennai farm project
Share your plot location, water test and crop targets. We will suggest the right structure and growing system, and send an itemised quotation.
A computer engineer turned hydroponic farmer from a multigenerational farming family in Satara. Sudhir founded Kryzen in 2019, and the team has since built 350+ protected and hydroponic farms across India.
