Planning hydroponic farm construction in Kishanganj? Kishanganj is a mid-sized city in Kishanganj district, Bihar, home to about 1.1 lakh people (GeoNames)[1][2], about 390 km from Kolkata. Below we use the town's monthly temperatures, humidity and rainfall to work out which structure fits, which crops to grow and in which months, before you spend on construction.
Climate for hydroponic farm construction in Kishanganj
April is the hottest month in Kishanganj, with average daily highs of about 37°C. January has the coolest nights, averaging 9°C.[3] The area gets about 1,701 mm of rain a year, most of it in May to October, peaking in July at about 427 mm. Average humidity stays at 75% or more in July to November, which raises the risk of leaf disease and slows evaporative cooling. Kishanganj sits about 41 m above sea level.[2] On the Köppen–Geiger climate map, Kishanganj falls in the humid subtropical with dry winters zone (Cwa).[4]
Kishanganj climate by month
Month
Avg high (°C)
Avg low (°C)
Humidity (%)
Rain (mm)
Jan
22.8
8.9
58
6
Feb
27.7
12.3
47
10
Mar
33.7
17.4
37
26
Apr
37.3
22.5
42
72
May
36.9
25.3
57
164
Jun
34.8
26.5
73
271
Jul
31.8
26.1
86
427
Aug
31.5
25.8
87
324
Sep
30.6
24.6
88
288
Oct
29.2
20.8
82
106
Nov
26.3
15.4
75
5
Dec
23.1
10.8
69
2
Area averages (a grid cell of about 50 km) for 2001–2025, from NASA POWER, centred on Kishanganj. Rainfall and night temperatures at your plot can differ, especially near hills and the coast.[3]
Which greenhouse suits Kishanganj?
For hydroponic farm construction in Kishanganj, the structure decides which months you can crop and what it costs to run. Average highs stay at 33°C or more in March to June, with moderate humidity of about 52%. In that dry air, wet pads can bring a 37°C April afternoon down to roughly 29°C inside a Fan & Pad polyhouse, cool enough for lettuce and other leafy greens. Capsicum, cucumber and tomato do well in a naturally ventilated polyhouse with a shade screen. If you want one structure, decide by crop: greens all year point to Fan & Pad; vine crops point to a naturally ventilated house.
Plan for heavy rain in July (about 427 mm): raise the plinth, size the gutters for that month and keep drains away from the nutrient tank. A nethouse, the lowest-cost option, can grow hardy crops in February to March and November, when it is mild and fairly dry.
Hydroponic crops for Kishanganj
Based on Kishanganj's climate, the crops with the longest growing windows are mint (all year), coriander (11 months) and basil (10 months). Mint fits all year with Fan & Pad cooling. These are the crops we would plan first for hydroponic farm construction in Kishanganj.
Months each crop suits in Kishanganj
ಬೆಳೆ
ನೈಸರ್ಗಿಕ ವಾತಾಯನದ ಪಾಲಿಹೌಸ್
With Fan & Pad cooling
ಲೆಟ್ಯೂಸ್
Nov–Feb
Oct–Apr
ಪಾಲಕ್
Nov–Feb
Oct–Apr
ಕೊತ್ತಂಬರಿ
Oct–Feb
Jul–May
ಪಾರ್ಸ್ಲಿ
Nov–Feb
Oct–Apr
ತುಳಸಿ
Feb–Mar and Jul–Nov
Feb–Nov
ಪುದೀನ
Jul–Feb
All year
ಸೌತೆಕಾಯಿ
Mar and Jul–Nov
Mar–Nov
ಟೊಮೆಟೊ
Feb and Sep–Dec
Feb–May and Sep–Dec
ಕ್ಯಾಪ್ಸಿಕಂ
Feb and Sep–Nov
Feb–Nov
ಸ್ಟ್ರಾಬೆರಿ
Dec–Jan
Nov–Feb
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.
₹5,165Spending per person per month, urban Bihar, 2023–24[5]
390 kmto Kolkata, the nearest metro (straight line)
Urban households in Bihar spent an average of ₹5,165 per person per month in 2023–24, below the all-India urban average of ₹7,078.[5] Local demand in Kishanganj may be small for exotic greens, so plan where the rest of the harvest goes. Purnia, about 60 km away, is the nearest larger market on our list.
Hydroponic farm construction in Kishanganj with Kryzen
We have built 2 projects in Bihar so far (see our project map (ಹೊಸ ಟ್ಯಾಬ್ನಲ್ಲಿ ತೆರೆಯುತ್ತದೆ)). Kishanganj is about 1,460 km in a straight line from our Chhatrapati Sambhajinagar warehouse, our nearest site.
Towns near Kishanganj
We also plan and build farms in these towns near Kishanganj:
Map: LGD 2024 boundaries via bharatlas, CC BY 4.0. For illustration only.
Hydroponic farm construction in Kishanganj: FAQs
Can a hydroponic farm run all year in Kishanganj?
Yes, with the right structure. For Kishanganj we would plan Fan & Pad cooling for leafy greens and a naturally ventilated polyhouse for vine crops. Even then, lettuce is hard to grow in May to September, so plan another crop for those months.
Which polyhouse is best for Kishanganj?
With April highs of about 37°C and 42% average humidity in that month, we would start with Fan & Pad cooling for leafy greens and a naturally ventilated polyhouse for vine crops.
Which hydroponic crops should I start with in Kishanganj?
Going by the monthly climate, mint, coriander and basil have the longest growing windows. Confirm prices and volumes with buyers before you plant.
Does Kryzen build hydroponic farms in Kishanganj?
Yes. Our nearest site is our Chhatrapati Sambhajinagar warehouse, about 1,460 km away, and we have built 2 projects in Bihar.
Is there a subsidy for polyhouse or hydroponic farms in Bihar?
Yes. Protected cultivation projects in Bihar 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 Kishanganj 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.
