Planning polyhouse farming in Periyasemur? Periyasemur is a town in Erode district, Tamil Nadu, home to about 55,000 people (GeoNames)[1][2], about 180 km from Bengaluru. We have used the monthly climate for Periyasemur to plan a structure, a growing system and a crop calendar, so you can compare them with your own plot and buyers.
Climate for polyhouse farming in Periyasemur
April is the hottest month in Periyasemur, with average daily highs of about 39°C. January has the coolest nights, averaging 18°C.[3] The area gets about 728 mm of rain a year. The wettest months are September to November, peaking in October at about 150 mm. Average humidity stays at 75% or more in October to December, which raises the risk of leaf disease and slows evaporative cooling. On the Köppen–Geiger climate map, Periyasemur falls in the hot semi-arid zone (BSh).[4]
Periyasemur climate by month
Month
Avg high (°C)
Avg low (°C)
Humidity (%)
Rain (mm)
Jan
32.1
17.6
65
4
Feb
35.3
19.2
53
6
Mar
38.1
22.6
46
20
Apr
38.6
25.3
51
47
May
36.4
24.7
63
82
Jun
34.1
23.3
67
48
Jul
33.5
22.8
67
62
Aug
33.6
22.5
69
75
Sep
33.3
22.3
71
100
Oct
31.7
21.9
77
150
Nov
29.9
20.2
80
105
Dec
30.2
18.1
75
29
Area averages (a grid cell of about 50 km) for 2001–2025, from NASA POWER, centred on Periyasemur, adjusted for the town's elevation[5]. Rainfall and night temperatures at your plot can differ, especially near hills and the coast.[3]
Advantages of protected cultivation in Periyasemur
1
Year-round crops
Under cover, capsicum can be grown for the whole year in Periyasemur, so you can supply buyers every week instead of one open-field season.
2
Better yield and price
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
Less water
Drip irrigation under cover uses less water than flood irrigation, and the roof keeps October's 150 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 (October to December), so you spray less often.
5
Subsidy eligible
Polyhouse, shade net and nethouse projects in Tamil Nadu can apply for Mission for Integrated Development of Horticulture (MIDH) assistance through the state horticulture department.[6]
Which polyhouse suits Periyasemur?
For polyhouse farming in Periyasemur, the structure decides which months you can crop and what it costs to run. The heat in Periyasemur comes with dry air. In March to April, average highs reach 39°C while average humidity is only about 49%. In that dry air, wet pads can bring a 39°C April 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 November to December and costs less to run.
Sunlight peaks in March 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 December to January and July to August, when it is mild and fairly dry.
Crops for Periyasemur
Based on Periyasemur's climate, the crops with the longest growing windows are capsicum (all year), tomato (all year) and cucumber (all year). Capsicum fits all year with Fan & Pad cooling. Lilium and carnation are hard to time here, so we would leave them out of the first season. These are the crops we would plan first for polyhouse farming in Periyasemur.
Months each crop suits in Periyasemur
Crop
Naturally ventilated polyhouse
With Fan & Pad cooling
Capsicum
Nov–Dec
All year
Tomato
Nov–Dec
All year
Cucumber
Jul–Jan
All year
Chilli pepper
Oct–Jan
All year
Brinjal
Oct–Jan
All year
Lettuce
Difficult
Oct–Feb
Broccoli
Difficult
Difficult
Strawberry
Difficult
Difficult
Rose
Difficult
Nov–Feb
Gerbera
Difficult
Oct–Feb
Carnation
Difficult
Difficult
Chrysanthemum
Difficult
Nov–Feb
Anthurium
Nov
Jun–Mar
Orchids
Nov
Jun–Mar
Lilium
Difficult
Difficult
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.
₹8,325Spending per person per month, urban Tamil Nadu, 2023–24[7]
180 kmto Bengaluru, the nearest metro (straight line)
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.[7] Local demand in Periyasemur may be small for exotic greens, so plan where the rest of the harvest goes. Erode, about 5 km away, is the nearest larger market on our list. For premium vegetable and flower buyers, Bengaluru is within a day's delivery, about 180 km away.
Polyhouse farming in Periyasemur with Kryzen
We have built 9 projects in Tamil Nadu so far (see our project map (opens in a new tab)). Periyasemur is about 840 km in a straight line from our factory and master warehouse at Degaon, Wai (Satara), our nearest site.
Towns near Periyasemur
We also plan and build farms in these towns near Periyasemur:
Map: LGD 2024 boundaries via bharatlas, CC BY 4.0. For illustration only.
Polyhouse farming in Periyasemur: FAQs
Can a polyhouse farm run all year in Periyasemur?
Yes, with the right structure. For Periyasemur we would plan a Fan & Pad polyhouse for leafy greens. Even then, lettuce is hard to grow in March to September, so plan another crop for those months.
Which polyhouse is best for Periyasemur?
With April highs of about 39°C and 51% 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 Periyasemur?
Going by the monthly climate, capsicum, tomato and cucumber have the longest growing windows. Confirm prices and volumes with buyers before you plant.
Is polyhouse farming profitable in Periyasemur?
It can be, if the crop, the structure and the buyers match. In Periyasemur, capsicum and tomato 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 Periyasemur?
Yes. Our nearest site is our factory and master warehouse at Degaon, Wai (Satara), about 840 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 Periyasemur 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.
