Fungicides*

 

pH ranges and comments provided by the product manufacturer. Information is believed to be correct but no warranty or guarantee is implied. Please, consult the product manufacturer.


CHEMICAL

COMPANY
OPTIMUM SPRAY WATER pH


COMMENTS

 Aliette  Bayer

6.0

--

 Camelot  Whitmire

6.0 or higher

--

 Captan 50WP  UPA Northwest

5.5 - 7.0

--

 Chipco 26019   Chipco GT  Bayer

7.0

Higher pH degrades product. Lower pH will extend its half life
 Cleary 3336-F  Cleary

6.0 - 7.0

PH of less than 7.5 is OK
 Cleary 3336-     WP  Cleary

6.0 - 7.0

PH of less than 7.5 is OK
 Compass 50    WG  Olympic

3.0 - 7.0

--

 Concorde DF  Griffin LLC

--

Not affected by pH
 Contrast 70   WSP  Scotts

5.0 - 8.0

--

 Cygnus WDG  Scotts

5.0 - 7.0

--

 Daconil Ultrex  Syngenta

6.5 - 7.5

--

 Decree 50 WDG  Sepro

5.5 - 6.5

Not Critical, avoid high pH
 Fungo Flo

 Scotts

5.0 - 8.0

--

 Junction DF  Griffin LLC

6.0 or higher

--

 Kocide 2000  Griffin LLC

6.0 or higher

--

 Medallion 50 WP  Syngenta

7.0 - 8.0

--

 Milstop  Bioworks

8.0

Buffered to approx. 8.1 and should not be mixed with an acid or in a solution that has buffering capacity in the acid range
 Pathguartd  Whitmire

6.5 - 7.5

--

 Pentathlon 37%  Griffin LLC

--

Not affected by pH
 Phyton 27  Source Tech Bio

6.0 - 6.5

Both spray and dip, below 5.5 may cause damage
 Pipron  Sepro

5.5 - 6.5

Not critical, avoid high pH
 PlantShield  Bioworks

4.0 - 8.0

--

 Plantvax 75W  Cromptons

5.0 - 7.0

Hydrilyzes at pH 7 - 9
 Protect TO  Cleary

--

pH not a factor. Chemical stable between 4 - 8
 Rubigan EC  Sepro

5.5 - 6.5

Not critical, avoid high pH
 Sextant  Olympic

6.0 - 7.0

--

 Spectro WDG  Cleary

6.0 - 7.0

PH of less than 7.5 is OK
 Stature  Sepro

5.5 - 6.5

Not critical, avoid high pH
 Strike 50% WDG  Olympic

3.0 - 7.0

--

 Sunspray  Ultrafine  Whitemire

3.0 - 8.0

--

 Systhane  Dow

6.5 - 7.5

--

 Terraclor 75% WP  Cromptons

5.0 - 9.0

--

 Terragard  Cromptons

7.0

Begins to hydrolize as pH reaches 5 or 9
 Triact 70  Olympic

3.0 - 7.0

--

 Zero Tol  Bio Safe

5.0 - 7.0

PH between 3 - 8 efficacy will not be significantly diminished
Zyban WSB  Scotts

5.0 - 8.0

--

 
* Compiled by Rick Yates