Planning polyhouse farming in Chatra? Chatra is a town in Chatra district, Jharkhand, home to about 50,000 people (GeoNames)[1][2], about 400 km from Kolkata. This guide works from Chatra'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 Chatra
May is the hottest month in Chatra, with average daily highs of about 40°C. January has the coolest nights, averaging 8°C.[3] The area gets about 1,209 mm of rain a year, most of it in June to September, peaking in July at about 323 mm. Average humidity stays at 75% or more in July to October, which raises the risk of leaf disease and slows evaporative cooling. Chatra sits about 426 m above sea level.[2] On the Köppen–Geiger climate map, Chatra falls in the hot-summer Mediterranean zone (Csa).[4]
Chatra climate by month
Month
Avg high (°C)
Avg low (°C)
Humidity (%)
Rain (mm)
Jan
22.4
8.3
53
15
Feb
27.2
11.8
46
16
Mar
32.8
16.9
35
18
Apr
38.5
22.5
28
19
May
40.3
25.8
35
47
Jun
36.6
26.3
57
190
Jul
31.0
24.1
82
323
Aug
29.7
23.6
87
290
Sep
29.0
22.6
87
208
Oct
27.7
18.7
78
72
Nov
25.0
13.5
68
5
Dec
22.2
9.4
61
6
Area averages (a grid cell of about 50 km) for 2001–2025, from NASA POWER, centred on Chatra. Rainfall and night temperatures at your plot can differ, especially near hills and the coast.[3]
Advantages of protected cultivation in Chatra
1
वर्षभर पिके
Under cover, capsicum can be grown for 10 months a year in Chatra, so you can supply buyers every week instead of one open-field season.
2
चांगले उत्पादन आणि भाव
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
कमी पाणी
Drip irrigation under cover uses less water than flood irrigation, and the roof keeps July's 323 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
अनुदानास पात्र
Polyhouse, shade net and nethouse projects in Jharkhand can apply for Mission for Integrated Development of Horticulture (MIDH) assistance through the state horticulture department.[5]
Which polyhouse suits Chatra?
For polyhouse farming in Chatra, the structure decides which months you can crop and what it costs to run. The heat in Chatra comes with dry air. In April to May, average highs reach 40°C while average humidity is only about 32%. In that dry air, wet pads can bring a 40°C May afternoon down to roughly 30°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 July to November and costs less to run.
Plan for heavy rain in July (about 323 mm): raise the plinth, size the gutters for that month and keep drains away from the nutrient tank. Sunlight peaks in April at about 6.7 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 February to March and October to November, when it is mild and fairly dry.
Crops for Chatra
Based on Chatra's climate, the crops with the longest growing windows are capsicum (10 months), chilli pepper (10 months) and lettuce (10 months). Capsicum fits February to November with Fan & Pad cooling. These are the crops we would plan first for polyhouse farming in Chatra.
Months each crop suits in Chatra
पीक
नॅचरली व्हेंटिलेटेड पॉलीहाउस
With Fan & Pad cooling
ढोबळी मिरची
Feb and Jul–Nov
Feb–Nov
टोमॅटो
Feb and Jul–Nov
Feb–Apr and Jul–Nov
काकडी
Mar and Jul–Nov
Mar–Nov
Chilli pepper
Feb–Mar and Jul–Nov
Feb–Nov
वांगी
Mar and Jul–Nov
Mar–Nov
लेट्यूस
Oct–Feb
Jul–Apr
ब्रोकोली
Dec–Jan
Nov–Mar
स्ट्रॉबेरी
Nov–Jan
Nov–Feb
गुलाब
Feb and Oct–Nov
Feb–Mar and Oct–Nov
जरबेरा
Feb and Oct–Nov
Feb–Apr and Sep–Nov
कार्नेशन
Nov–Jan
Nov–Mar
शेवंती
Feb and Oct–Nov
Feb–Mar and Oct–Nov
अँथुरियम
Aug–Oct
Mar–Oct
ऑर्किड
Aug–Oct
Mar–Oct
लिलियम
Dec–Jan
Nov–Mar
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.
₹5,455Spending per person per month, urban Jharkhand, 2023–24[6]
400 kmto Kolkata, the nearest metro (straight line)
Urban households in Jharkhand spent an average of ₹5,455 per person per month in 2023–24, below the all-India urban average of ₹7,078.[6] Local demand in Chatra may be small for exotic greens, so plan where the rest of the harvest goes. Hazaribagh, about 60 km away, is the nearest larger market on our list.
Polyhouse farming in Chatra with Kryzen
We have built 2 projects in Jharkhand so far (see our project map (नवीन टॅबमध्ये उघडते)). Chatra is about 1,090 km in a straight line from our Chhatrapati Sambhajinagar warehouse, our nearest site.
Towns near Chatra
We also plan and build farms in these towns near Chatra:
Map: LGD 2024 boundaries via bharatlas, CC BY 4.0. For illustration only.
Polyhouse farming in Chatra: FAQs
Can a polyhouse farm run all year in Chatra?
Yes, with the right structure. For Chatra we would plan a Fan & Pad polyhouse for leafy greens. Even then, lettuce is hard to grow in May to June, so plan another crop for those months.
Which polyhouse is best for Chatra?
With May highs of about 40°C and 35% 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 Chatra?
Going by the monthly climate, capsicum, chilli pepper and lettuce have the longest growing windows. Confirm prices and volumes with buyers before you plant.
Is polyhouse farming profitable in Chatra?
It can be, if the crop, the structure and the buyers match. In Chatra, capsicum and chilli pepper 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 Chatra?
Yes. Our nearest site is our Chhatrapati Sambhajinagar warehouse, about 1,090 km away, and we have built 2 projects in Jharkhand.
Is there a subsidy for polyhouse or hydroponic farms in Jharkhand?
Yes. Protected cultivation projects in Jharkhand 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 Chatra 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.
