Planning polyhouse farming in Asarganj? Asarganj is a town in Munger district, Bihar[1], about 330 km from Kolkata. This guide works from Asarganj's own monthly climate to suggest the protected structure, the crops to start with, and the months each crop is likely to do well.
Climate for polyhouse farming in Asarganj
May is the hottest month in Asarganj, with average daily highs of about 40°C. January has the coolest nights, averaging 8°C.[2] The area gets about 1,122 mm of rain a year, most of it in June to September, peaking in July at about 290 mm. Average humidity stays at 75% or more in July to October, which raises the risk of leaf disease and slows evaporative cooling. Asarganj sits about 44 m above sea level.[1] On the Köppen–Geiger climate map, Asarganj falls in the humid subtropical with dry winters zone (Cwa).[3]
Asarganj climate by month
Month
Avg high (°C)
Avg low (°C)
Humidity (%)
Rain (mm)
Jan
23.5
8.4
53
9
Feb
28.6
12.6
43
10
Mar
34.9
18.3
32
15
Apr
39.4
23.6
34
38
May
39.6
26.4
47
91
Jun
37.0
27.4
64
170
Jul
32.4
26.0
82
290
Aug
31.5
25.6
86
212
Sep
30.7
24.5
86
203
Oct
29.6
20.7
79
78
Nov
26.9
14.8
70
3
Dec
23.6
9.9
62
3
Area averages (a grid cell of about 50 km) for 2001–2025, from NASA POWER, centred on Asarganj. Rainfall and night temperatures at your plot can differ, especially near hills and the coast.[2]
Advantages of protected cultivation in Asarganj
1
ఏడాది పొడవునా పంటలు
Under cover, chilli pepper can be grown for 10 months a year in Asarganj, so you can supply buyers every week instead of one open-field season.
2
మెరుగైన దిగుబడి మరియు ధర
Plants grow without rain, hail and wind damage, so yields are higher and more even, and clean, graded produce sells at a better price, especially off-season.
3
తక్కువ నీరు
Drip irrigation under cover uses less water than flood irrigation, and the roof keeps July's 290 mm of rain off the crop and the soil.
4
Less pesticides
Insect net on vents and doors keeps out most pests, and controlled ventilation helps with leaf disease in the humid months (July to October), so you spray less often.
5
సబ్సిడీకి అర్హం
Polyhouse, shade net and nethouse projects in Bihar can apply for Mission for Integrated Development of Horticulture (MIDH) assistance through the state horticulture department.[4]
Which polyhouse suits Asarganj?
For polyhouse farming in Asarganj, the structure decides which months you can crop and what it costs to run. The heat in Asarganj comes with dry air. In April to May, average highs reach 40°C while average humidity is only about 41%. In that dry air, wet pads can bring a 40°C May afternoon down to roughly 32°C inside a Fan & Pad polyhouse, which keeps herbs and vine crops going; lettuce will still struggle in the hottest weeks. For vine crops such as capsicum and cucumber, a naturally ventilated polyhouse with a shade screen works from February and September to November and costs less to run.
Plan for heavy rain in July (about 290 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 and October to November, when it is mild and fairly dry.
Crops for Asarganj
Based on Asarganj's climate, the crops with the longest growing windows are chilli pepper (10 months), capsicum (9 months) and cucumber (9 months). Chilli pepper fits February to November with Fan & Pad cooling. These are the crops we would plan first for polyhouse farming in Asarganj.
Months each crop suits in Asarganj
పంట
సహజ వెంటిలేషన్ పాలీహౌస్
With Fan & Pad cooling
క్యాప్సికమ్
Feb and Sep–Nov
Feb–May and Jul–Nov
టమాటా
Feb and Sep–Dec
Feb–Apr and Sep–Dec
దోసకాయ
Jul–Nov
Mar–Nov
Chilli pepper
Feb and Jul–Nov
Feb–Nov
వంకాయ
Jul–Nov
Mar–Nov
లెట్యూస్
Nov–Jan
Sep–Apr
బ్రోకలీ
Dec–Jan
Nov–Feb
స్ట్రాబెర్రీ
Dec–Jan
Nov–Feb
గులాబీ
Nov–Dec
Feb–Mar and Oct–Dec
గెర్బెరా
Nov–Dec
Feb–Mar and Oct–Dec
కార్నేషన్
Dec–Jan
Nov–Feb
చామంతి
Nov–Dec
Feb–Mar and Oct–Dec
ఆంథూరియం
Oct
Mar–Apr and Jul–Oct
ఆర్కిడ్లు
Oct
Mar–Apr and Jul–Oct
లిలియం
Dec–Jan
Nov–Feb
Kryzen planning estimate from the monthly averages above and each crop's usual day and night temperature range. Variety, soil or substrate temperature and shading change the result, so confirm with a trial.
₹5,165Spending per person per month, urban Bihar, 2023–24[5]
330 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 Asarganj may be small for exotic greens, so plan where the rest of the harvest goes. Bhagalpur, about 30 km away, is the nearest larger market on our list.
Polyhouse farming in Asarganj with Kryzen
We have built 2 projects in Bihar so far (see our project map (కొత్త ట్యాబ్లో తెరుచుకుంటుంది)). Asarganj is about 1,300 km in a straight line from our Chhatrapati Sambhajinagar warehouse, our nearest site.
Towns near Asarganj
We also plan and build farms in these towns near Asarganj:
Map: LGD 2024 boundaries via bharatlas, CC BY 4.0. For illustration only.
Polyhouse farming in Asarganj: FAQs
Can a polyhouse farm run all year in Asarganj?
Yes, with the right structure. For Asarganj we would plan a Fan & Pad polyhouse for leafy greens. Even then, lettuce is hard to grow in May to August, so plan another crop for those months.
Which polyhouse is best for Asarganj?
With May highs of about 40°C and 47% average humidity in that month, we would start with a Fan & Pad polyhouse for leafy greens.
Which crops should I grow in a polyhouse in Asarganj?
Going by the monthly climate, chilli pepper, capsicum and cucumber have the longest growing windows. Confirm prices and volumes with buyers before you plant.
Is polyhouse farming profitable in Asarganj?
It can be, if the crop, the structure and the buyers match. In Asarganj, chilli pepper and capsicum have the longest seasons under cover. Confirm prices and volumes with buyers first; our Detailed Project Report works out the cost, yield and returns for your plot.
Does Kryzen build polyhouses in Asarganj?
Yes. Our nearest site is our Chhatrapati Sambhajinagar warehouse, about 1,300 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 Asarganj 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.
