For optimal indoor gardening performance, reliable timers and instruments are crucial. As the leading distributor of Hawthorne signature brands, our selection includes the renowned Titan Controls lineup, featuring Apollo Series timers. Additionally, we provide high-precision tools like PAR meters, chlorophyll concentration meters, and temperature and humidity monitoring devices from leading brands like Apogee Instruments and AC Infinity .
Filters
Sort by
Position
Name Asc
Name Desc
Price Asc
Price Desc
Newest
Sku Asc
Sku Desc
Stock Asc
Stock Desc
Best Selling
Display
25
40
81
items per page
Add to compare list
P_00490
LightEnerG™ Flipper allows an individual ballast to run two separate lights - one at a time - by switching back and forth between each light, at a user-specified interval. Can be controlled by your own timer.
Add to compare list
P_00355
Patented design, precisely monitors temperature and humidity levels inside the Mondi™ Mini Greenhouse or other environments Comes in black, green, orange, and white. Provides growers with real-time temperature and humidity data and eliminates the need to open the dome for readings. Ideal for successful large-scale propagation of seedlings and cuttings. Includes a proprietary 8 mm (0.315 inch) drill piece, placement sticker, and product information guide. Dimensions (LxWxH): 4.1 x 0.3 x 1.2 in (10.41 x 0.76 x 3.05 cm).
Add to compare list
P_00106
Indoor/outdoor thermo-hygrometers. Separate display for humidity and temperature. Memory for the highest and lowest temperature and humidity. Designed to stand or to be hung. Batteries included.
Add to compare list
P_00170
Measures photosynthetically active radiation. Hand-held meter displays and stores measurements. Sensor features blue-enhanced silicon photodiode and custom optical filters. Designed for PPFD measurement in various environments: outdoor, greenhouses, growth chambers. Ideal for aquatic environments like saltwater aquariums for coral growth. Features sample and log modes. Sample mode records up to 99 manual measurements. Log mode averages measurements every 30 minutes. Data can be reviewed on LCD or downloaded to a computer. Requires AC-100 communication cable and ApogeeAMS software for computer download.
Add to compare list
P_00089
Smart sensors designed to accurately give climate condition updates to maintain the ideal environment. Connect to AC Infinity's app via Bluetooth to access remote temperature and humidity monitoring and alarms. Backlit LCD screen with desktop, wall, or magnetic mounting options to place and display anywhere. Fit for use in many home and grow settings like greenhouses, grow tents, guitar rooms, and basements. CLOUDCOM B1: Corded probe provides fast-refresh climate readings and daily highs and lows of spot, remote locations. CLOUDCOM B2: Built-in sensor provides fast-refresh readings of temperature and humidity conditions and daily highs and lows.
Add to compare list
Q112526
Connects Gavita® EL3 Master controller to first Titan Controls® VPD Sensor or Titan Controls® Substrate Sensor. Products then daisy chain together after this first connection.
Add to compare list
Q100775
The Apollo® 6 - 24 hr timer is the perfect timing solution for your hydro systems. With a 12 Amp capacity, it's easy to set to run your pumps, fans, etc. The Apollo® 6 has 96 non-detachable 15 min trippers and can be configured in numerous timing schedules to meet the most demanding timing requirements. One (1) outlet. 15 min intervals. Heavy-duty construction. Easy to use and simple to operate. Enclosure resists dust, rust and moisture. 12 Amps maximum/120 V/60 Hz.
Add to compare list
Q100776
The Apollo® 7 - 24 hr digital timer is the perfect timing solution for your hydro systems. With a 15 Amp capacity, it's easy to set to run your pumps, fans, etc. The Apollo® 7 may be set to 1 min intervals and run 8 separate schedules per day. Can be configured in numerous timing schedules to meet the most demanding timing requirements. One (1) outlet with 1 min intervals. Battery backup feature saves settings if power goes out. Enclosure resists dust, rust and moisture. 15 Amps maximum/120 V/60 Hz. HINT: If not working properly, plug in for 5 min and press the reset button. Generally this fixes the problem.
Add to compare list
Q100777
The Apollo® 8 - 24 hr timer is the perfect timing solution for your hydro systems. With two outlets and a 15 Amp capacity, it's easy to set to run your pumps, fans, etc. The Apollo® 8 has 96 non-detachable 15 min trippers and can be configured in numerous timing schedules to meet the most demanding timing requirements. Two (2) outlets. 15 min intervals. Heavy-duty construction. Easy to use and simple to operate. Enclosure resists dust, rust and moisture. Do not use with digital ballasts. 15 Amps maximum/120 V/60 Hz.
Add to compare list
Q101019
Allows an individual ballast to run two separate lights individually. Switches back and forth between each light at a user-specified interval. Can be controlled by your own timer.
Add to compare list
Q101442
A smart sensor designed to accurately give climate condition updates to maintain the ideal environment. Corded probe provides fast-refresh climate readings and daily highs and lows of spot, remote locations. Connect to AC Infinity's app via Bluetooth to access remote temperature and humidity monitoring and alarms. Backlit LCD screen with desktop, wall, or magnetic mounting options to place and display anywhere. Fit for use in many home and grow settings like greenhouses, grow tents, guitar rooms, and basements.
Add to compare list
Q101443
A smart sensor designed to accurately give climate condition updates to maintain the ideal environment. Built-in sensor provides fast-refresh readings of temperature and humidity conditions and daily highs and lows. Connect to the AC Infinity app via Bluetooth for remote climate monitoring, alarms, data graphs, and CSV charts. Backlit LCD screen with desktop, wall, or magnetic mounting options to place and display anywhere. Fit for use in many home and grow settings like greenhouses, grow tents, guitar rooms, and basements.
Add to compare list
Q101316
Patented design, precisely monitors temperature and humidity levels inside the Mondi™ Mini Greenhouse or other environments Provides growers with real-time temperature and humidity data and eliminates the need to open the dome for readings. Ideal for successful large-scale propagation of seedlings and cuttings. Includes a proprietary 8 mm (0.315 inch) drill piece, placement sticker, and product information guide. Color: Black. Dimensions (LxWxH): 4.1 x 0.3 x 1.2 in (10.41 x 0.76 x 3.05 cm).
Add to compare list
Q101317
Patented design, precisely monitors temperature and humidity levels inside the Mondi™ Mini Greenhouse or other environments Provides growers with real-time temperature and humidity data and eliminates the need to open the dome for readings. Ideal for successful large-scale propagation of seedlings and cuttings. Includes a proprietary 8 mm (0.315 inch) drill piece, placement sticker, and product information guide. Color: Green. Dimensions (LxWxH): 4.1 x 0.3 x 1.2 in (10.41 x 0.76 x 3.05 cm).
Add to compare list
Q101318
Patented design, precisely monitors temperature and humidity levels inside the Mondi™ Mini Greenhouse or other environments Provides growers with real-time temperature and humidity data and eliminates the need to open the dome for readings. Ideal for successful large-scale propagation of seedlings and cuttings. Includes a proprietary 8 mm (0.315 inch) drill piece, placement sticker, and product information guide. Color: Orange. Dimensions (LxWxH): 4.1 x 0.3 x 1.2 in (10.41 x 0.76 x 3.05 cm).
Add to compare list
Q101319
Patented design, precisely monitors temperature and humidity levels inside the Mondi™ Mini Greenhouse or other environments Provides growers with real-time temperature and humidity data and eliminates the need to open the dome for readings. Ideal for successful large-scale propagation of seedlings and cuttings. Includes a proprietary 8 mm (0.315 inch) drill piece, placement sticker, and product information guide. Color: White. Dimensions (LxWxH): 4.1 x 0.3 x 1.2 in (10.41 x 0.76 x 3.05 cm).
Add to compare list
Q101320
Indoor/outdoor thermo-hygrometer with clock. Separate display for time, humidity and temperature. Memory for the highest and lowest temperature and humidity. Designed to stand or to be hung. Indoor/outdoor temperature range: -50°C (-58°F) - +70°C (+158°F). Humidity measure range: 20% RH - 90% RH. Battery included.
Add to compare list
Q101321
Indoor thermo-hygrometer. Separate display for humidity and temperature. Memory for the highest and lowest temperature and humidity. Designed to stand or to be hung. Indoor temperature range: -20°C (-4°F) to +50°C (+122°F). Humidity measure range 10% RH - 95% RH. Battery included.
Add to compare list
Q101322
Indoor thermo-hygrometer with display clock. Separate display for time, humidity, and temperature. Memory for the highest and lowest temperature and humidity. Designed to stand or to be hung. Indoor temperature range: -20°C (-4°F) to +50°C (+122°F). Humidity measure range 10% RH - 95% RH. Battery included.
Add to compare list
Q101337
Measures photosynthetically active radiation. Hand-held meter displays and stores measurements. Sensor features blue-enhanced silicon photodiode and custom optical filters. Designed for PPFD measurement in various environments: outdoor, greenhouses, growth chambers. Ideal for aquatic environments like saltwater aquariums for coral growth. Features sample and log modes. Sample mode records up to 99 manual measurements. Log mode averages measurements every 30 minutes. Data can be reviewed on LCD or downloaded to a computer. Requires AC-100 communication cable and ApogeeAMS software for computer download. 6.5 foot (2 meter) cable lead.
Add to compare list
Q101338
Measures photosynthetically active radiation. Hand-held meter displays and stores measurements. Sensor features blue-enhanced silicon photodiode and custom optical filters. Designed for PPFD measurement in various environments: outdoor, greenhouses, growth chambers. Ideal for aquatic environments like saltwater aquariums for coral growth. Features sample and log modes. Sample mode records up to 99 manual measurements. Log mode averages measurements every 30 minutes. Data can be reviewed on LCD or downloaded to a computer. Requires AC-100 communication cable and ApogeeAMS software for computer download. 16 foot (5 meter) cable lead.
Add to compare list
Q101339
Patented chlorophyll concentration meter. Measures and displays chlorophyll concentration from intact leaf samples. Does not damage plant material. Applications: assessment of nutrient status, fertilizer requirements, stress evaluation, harvest optimization. Calibrated in units of µmol of chlorophyll per m2. Also outputs relative units (CCI or SPAD).
Add to compare list
Q101340
Neoprene protective pouch. Safely stores Apogee meters, microCache devices, and sensors. Water-resistant. Zippered closure. 5 x 8" x 1 inches (13 x 20 x 3 centimeters).
Add to compare list
Q101341
Designed for transporting and storing Apogee meters, sensors, and accessories. Does not accommodate the AM-320 underwater wand. Compatible with the AM-310 telescopic wand (not recommended for underwater use). 11 x 9 x 3.5 inches (28 x 23 x 9 centimeters).
Add to compare list
Q101342
Essential for downloading data from handheld meters to a computer. Cable contains electronics to convert meter signal to USB signal recognized by computer. ApogeeAMS software included on flash drive. Software compatible with Windows (XP and later) and Mac (10.10 and later) systems.