Greenhouse and Controlled Environment Agriculture (CEA)
Accurate light and CO₂ measurement improves Greenhouse and Controlled Environment Agriculture (CEA) performance by increasing yield, improving energy efficiency, and delivering crop consistency.
Greenhouse & Controlled Environment Agriculture (CEA) Monitoring Australia
Greenhouse and CEA monitoring is part of our broader Agriculture & Soil Monitoring capability — explore the full range. In high-tech greenhouses and CEA systems, precision drives profit. Greenhouse data loggers and CEA sensors give Australian growers the accurate information needed for greenhouse temperature monitoring, PAR, CO₂, and VPD monitoring. Even small gaps in monitoring, unnoticed fluctuations, or uneven conditions can quietly limit both yield and quality.
Key challenges that can impact performance:
Uneven light across growing zones, limiting photosynthesis
CO₂ swings that reduce plant efficiency
Energy spent without measurable yield
Treating all crops the same, rather than optimising for specific varieties
You can’t optimise what you don’t measure. Using data loggers Australia to monitor temperature, humidity, CO₂, light, and other environmental conditions gives greenhouse operators the accurate data needed to improve crop performance. This includes CO2 monitoring greenhouse conditions to identify fluctuations that may affect plant growth and yield.
By turning precise measurements into actionable insights, you can target exactly what each crop needs, improving yield, efficiency, and overall crop quality.
Optimise light intensity, spectrum, and CO₂ levels to maximise photosynthesis and crop output.
Improve Energy Efficiency
Align supplemental lighting and enrichment systems with actual plant demand, not estimates.
Grow Crops for Purpose
Configure greenhouse zones based on crop type, growth stage, and production goals.
What conditions need to be monitored in a greenhouse or CEA facility?
Accurate measurement is the key to maximising yield and efficiency in commercial greenhouses and Controlled Environment Agriculture (CEA). Plant growth is driven by photosynthetically active radiation (PAR), which occurs at wavelengths between 400 and 700 nm, yet not all light contains PAR, and requirements vary by crop type and growth stage. Without continuous, precise monitoring of light, CO₂ levels, and environmental factors, you’re managing by assumption. That means uneven light across the canopy, unnoticed CO₂ fluctuations, and subtle environmental shifts all erode yield before you see them coming.
Australian Research and Industry Support for CEA
Leading research and industry organisations support controlled Environment Agriculture (CEA) in Australia. Horticulture Innovation Australia (HIA) drives innovation and research projects aimed at improving productivity, sustainability, and efficiency in horticulture production systems.
The CSIRO conducts advanced research into controlled environment systems, focusing on climate control, resource efficiency, and improved agricultural performance in greenhouse environments.
Industry groups such as the Australian Hydroponic and Greenhouse Association (AHGA) provide guidance and best practices for hydroponic and greenhouse growers across Australia.
In addition, relevant Rural Research and Development Corporations (RDCs) support crop-specific research and innovation to improve outcomes in controlled environment and protected cropping systems.
How Uneven CO₂ Distribution Affects CEA Yield
Our HOBO MX2308 PAR and temperature logger makes it simple to turn data into actionable insights so you can:
Ensure every part of your canopy receives the right amount of light for optimal photosynthesis
Use CO₂ monitoring to maintain stable CO₂ levels, maximise plant growth, and improve energy efficiency.
Quickly identify and respond to environmental fluctuations before they impact yield
With clear, precise data, you can confidently adjust lighting, CO₂, and other environmental inputs that improve crop consistency, maximise yield, and reduce wasted energy.
Greenhouse Monitoring Options at a Glance
Product
Parameters
Connectivity
Price Range
HOBO MX2308 Temp/RH/PAR Data Logger
Temperature, humidity, PAR
Bluetooth; optional MX Gateway for remote cloud access
$1,705 ex GST
Monnit CO₂ Monitoring Solution
CO₂
Wireless; gateway + iMonnit Cloud options
From $689 ex GST
LI-COR LI-190R Quantum Sensor
PAR
Wired sensor; can connect to compatible data loggers/controllers
$954–$1,175 ex GST
Data Loggers for Greenhouse Monitoring
Data loggers help greenhouse and CEA operators continuously monitor conditions such as temperature, humidity, PAR, soil moisture, and other environmental factors. OneTemp offers monitoring solutions for different growing environments, including HOBO data loggers for environmental and soil measurements and LI-COR solutions for advanced light and PAR monitoring.
How does monitoring reduce energy costs in commercial greenhouses?
Energy is one of the largest operational costs in commercial greenhouses and CEA facilities. Lighting, heating, cooling, and CO₂ supplementation all add up, and small inefficiencies multiply across an entire growing cycle. Without precise monitoring, heating and cooling systems react to delayed or imprecise data, lighting runs longer or brighter than necessary, and waste quietly erodes profits and increases your carbon footprint.
How PAR Monitoring Improves Light Use Efficiency
Our greenhouse monitoring tools provide the insights you need to:
Adjust lighting, heating, and cooling to align with actual plant demand to avoid waste
Identify inefficiencies in your energy use before they impact costs
Make targeted adjustments that maintain optimal growth while reducing consumption
By turning environmental data into actionable energy decisions, our solutions help you lower operational costs, improve sustainability, and keep plants thriving without overusing resources.
Why Tailored Monitoring Matters?
Every crop, and even different growth stages, have unique environmental and light requirements. What works for lettuce won’t work for tomatoes, and seedlings have different needs than mature plants. Without crop-specific data, generic or uniform settings lead to uneven growth across varieties, suboptimal flavor and quality, and resource waste from over- or under-application of light, CO₂, and nutrients. Growers are forced to compromise on yield, quality, or operational efficiency.
How Remote Monitoring Reduces Manual Rounds in Large Greenhouses?
Our monitoring tools give you the flexibility to see exactly how each crop is performing and make informed adjustments. You can:
Fine-tune light, temperature, and CO₂ for different varieties and growth stages
Use data to prevent over- or under-application of resources, saving energy and materials
Ensure each plant grows uniformly, achieving maximum quality and yield
By adapting conditions to what each crop truly requires, your dashboard empowers you to consistently produce healthier, more productive plants.
Maximise Yield, Minimise Guesswork
With OneTemp, you’re not just getting sensors, you’re gaining a complete monitoring solution backed by expertise that understands Australian greenhouse conditions. Our monitoring tools provide accurate, continuous data so you can make smarter, faster decisions, optimise crop performance, and use energy more efficiently. Trusted by commercial greenhouses and high-performance CEA operators, we help turn insights into measurable results.
What conditions need to be monitored in a greenhouse?
Greenhouse crops typically need monitoring of temperature, humidity, CO2, light levels such as PAR, soil moisture, and VPD monitoring. These conditions affect photosynthesis, transpiration, irrigation timing, and overall crop consistency. In practice, growers often monitor both the growing environment and the root zone to keep plant stress under control.
Our HOBO MX2308 combines temperature, humidity, and PAR in one logger. For soil-specific data, the HOBO MX2307 tracks soil moisture and temperature. If you’re working with advanced light analysis, LI-COR’s greenhouse light measurement resources provide solid grounding on what you’re actually measuring.
What are the Australian regulatory and food safety considerations for CEA produce?
In Australia, FSANZ treats greenhouses and CEA facilities as growing sites, so growers need to manage contamination risks from the site itself and from surrounding land use. That includes checking for nearby contamination sources, historical land use, chemicals, and other hazards that could affect produce safety. For businesses using HACCP-style systems, these controls usually sit within broader food safety planning, traceability, hygiene, and hazard management.
What data loggers are used for greenhouse monitoring?
For greenhouse and CEA monitoring, HOBO is a popular choice for reliable environmental logging, while LI-COR is often used for more advanced measurement of light, CO2, and plant-response conditions. HOBO can help growers monitor the core growing environment, and LI-COR can add deeper insight into PAR sensor, CO2, and photosynthesis-related performance. The HOBO MX2308 webinar demonstrates how accurate environmental monitoring drives better crop decisions.
The right choice depends on your facility layout, data transmission needs, and whether you’re managing a single greenhouse or multiple sites. OneTemp can help you spec the right combination for your operation.
Dig Deeper into Optimising Your Greenhouse and CEA Operations
Explore our curated collection of guides, brochures, and technical insights designed to help you get the most from your monitoring solutions. From understanding light measurement to comparing sensor technologies, these resources give you the knowledge to make informed, data-driven decisions for your crops.
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