New Mainspring Xtra insecticide from Syngenta offers expanded …
WEBAug 15, 2024 · The latest insect control innovation from Syngenta, Mainspring Xtra insecticide, is now available for use in greenhouses, nurseries and ornamental landscapes.Mainspring Xtra is powered by two modes of action, featuring the active ingredients cyantraniliprole, which delivers broad-spectrum, residual control of chewing and sucking insects like thrips, aphids and caterpillars, and thiamethoxam ...
Choose the best shading material for your greenhouse
WEBNov 1, 2016 · Internal shade curtains. Growers can reduce greenhouse light transmission to reduce water loss and plant temperature (heat stress) or for crops that are sensitive to high solar radiation by using shading materials. The two most common shading strategies used in commercial greenhouses to reduce solar radiation are: 1) …
Subirrigation strategies - Greenhouse Management
WEBOct 21, 2021 · Flood tables are effective for irrigating containerized plants like these potted roses, and can be efficient for moving plants around the greenhouse as well. Subirrigation is also flexible and accommodating for different crop spacing. Whether it is shuttle trays of 4-inch containers placed pot tight or 8-inch poinsettias on 18-inch centers, it ...
Choose the right plastic film for your needs
WEBMay 27, 2010 · The life of polyethylene film is limited due to degradation processes induced by sunlight and heat. Copolymer poly is a low-cost material that is good for one season. It is a good choice for seasonal greenhouses, overwintering structures and high tunnels. Avoid construction grade material that has less strength.
Prepare your greenhouse for high winds
WEBJul 30, 2018 · Use double wiggle wire or battens if necessary. Disconnect the arm to the motor on all ventilation-intake louvers and tape the intake shutters closed. Then turn on enough exhaust fans to create a vacuum in the greenhouse. This will suck the plastic tight against the frame. All doors should be securely closed.
Latest research: optimizing lighting for greenhouse cultivation
WEBMay 23, 2022 · In addition to energy savings, the installation of all new supplemental lighting in 2021 increased facility space use by 6% between 2021 and 2022, allowing for more research, teaching and production activities. In turn, this has increased the dollar value of space in use by 17%, so that in 2022, the …
5 tips for temperature control in your growing environment
WEBJun 22, 2020 · Here are five tips for providing and maintaining proper temperatures: Properly size your HVAC system. For indoor grow rooms, sizing the HVAC system is critical to handle the heating and cooling loads you will get once you start growing plants in those rooms. Controlling air temperature with enough air …
Understanding IGRs - Greenhouse Management
WEBAugust 12, 2013. Sweetpotato whiteflies on poinsettia. The tiny pale spots are numerous young nymphs, an ideal target for IGRs. Insect growth regulators, or IGRs, are materials that act on the hormonal systems of immature insects. Insects pass through several stages on their way to adulthood. Each step in the process in controlled by chemicals ...
Understanding the difference between water pH and alkalinity
WEBMar 7, 2011 · In general, water for irrigation should have a pH between 5.0 and 7.0. Water with a pH below 7.0 is termed “acidic” and water with a pH above 7.0 is termed “basic”. Water with a pH of 7.0 is neutral. Water alkalinity. Alkalinity is a measure of the water’s ability to neutralize acidity.
Mode of Action Group 3: DMI fungicides - Greenhouse Management
WEBJune 21, 2010. The mode-of-action group 3 (demethylation inhibitors, also called sterol biosynthesis inhibitors) fungicides were first introduced in the mid 1970s and products continue to be introduced. There are over 30 active ingredients in this group with only a few currently registered for ornamentals.