What is Physan 20 used for?
Experienced growers know Physan 20 is an effective control of fungi, algae, bacteria and viruses. Use it as a general disinfectant for cleaning tools, benches, planter trays, contaminated pots and soil. Excellent for controlling bacteria and fungi on seeds, seedlings, cuttings and ornamental plants.
How do you use Physan 20 on an orchid?
Spray or swab working surfaces before each work period, and again after each plant is completed to kill such diseases as Botrytis, Crown Rot, Downy Mildew, Root Rot, etc. Use: 1 tablespoon PHYSAN 20 per gallon of water.
Is Physan 20 safe for plants?
Physan 20 can be used directly on your plants. It can be applied as a maintenance preventative foliar spray or as treatment against plant diseases and harmful pathogens. Physan 20 can also be used to treat and cure Rot upsets such as Crown Rot and Root rot.
What is the active ingredient in Physan 20?
N-alkyl (60% C14, 30% C16, 5% C18) = 10%; n-alkyl (68% C12,32% C14); dimethyl ethylbenzyl, ammonium chlorides = 10%; inert = 80%. Physan 20 label.
Is PHYSAN 20 toxic?
Physan 20 is only toxic to fish, as it clogs up their gills and impedes breathing, so do not use it on your water feature if there are fish swimming around. Physan 20 is also Bee Friendly, so no need to worry about harming your local insects, birds and mammals.
What PHYSAN 20?
PHYSAN 20TM is a broad range disinfectant, fungicide, virucide, and algaecide which effectively controls a wide variety of pathogens on hard surfaces and plants. Its applications include greenhouses; hard surfaces; lawn and turfgrass; seedlings and cut flowers; decorative fountains, pools and birdbaths; and plants.
Is Physan 20 toxic?
Is Physan systemic?
According to Joyce Stork of AVSA: While Physan 20 is effective for sanitizing surfaces and can prevent algae and disease, it is not effective against pathogens that have invaded the plant tissue. Physan 20 is not systemic. You can use it once a month if necessary.
How do I use PHYSAN 20?
USE: 1 tablespoon PHYSAN 20 concentrate in 1 gallon of water. For rotting of underground parts by fungi and bacterial leaf spot or rot of the tops, sterilize seeds and disease-free cuttings by dipping in PHYSAN 20 solution for 5 minutes before planting. Spray at 10-14 day intervals.
Is hydrogen peroxide good for orchids?
Although Hydrogen Peroxide does have antimicrobial properties, it is not recommended for orchid care. The oxidizing properties of Hydrogen Peroxide on your orchid roots will burn and destroy the healthy velamen that protects the roots, hindering their absorption characteristics.
How often do you spray physan on orchids?
USE: 1 Tablespoon PHYSAN 20 per gallon of water. Spray plants weekly to assure solution getting around and in base of leaves. USE: 1 teaspoon PHYSAN 20 per gallon of water. *Physan 20 has Federal EPA approval for these specific applications on orchids in 49 states.
How much physan do you use to kill Botrytis?
Use: 1 tablespoon PHYSAN 20 per gallon of water. Soak cutting edge of tool for 10 minutes in PHYSAN 20 solution before use to kill such diseases as Botrytis, Root Rot, Stem Rot, and Tobacco Mosaic Virus (TMV) Use wet tool on plants. At the end of work, dry and oil tools.
How long to soak flower spikes in physan?
Recommend flower spikes be hardened in PHYSAN 20 treated water during harvesting, storage and shipping. USE: 1 teaspoon PHYSAN per 2 gallons of water. Remove compost from plant, then soak entire plant 10 minutes or more. Cut away all rot with treated tool. Soak plant wounds again for 10 minutes.
