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Spray Table

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This list is not comprehensive. Other products not listed here may also be labeled for use on plum and plum hybrids.

Commonly Used Products Labeled for Use on Plum, Prune, Pluot and Plumcot

Disease or Pest IRac/frac Product Rate / 100 gal Rate / Acre REI hours PHI days Comments
DORMANT TO BUD BURST

Bacterial canker

Bacterial leaf spot

M1 Cuprafix Ultra 40 Disperss   5 - 8 lbs. 48 NA

Injury to fruit and foliage is possible with application during or after bloom.

 

Black knot

M1 Cuprafix Ultra 40 Disperss   3 - 3.75 lbs 48 NA

Spider Mites

Scale insects  

UN Dormant oil 2 gal. 3 - 6 gal. 12 14  
Scale insects 16 Centaur WDG   34.5 oz. 12 14  

WHITE BUD TO PETAL FALL

Black knot M5 Bravo Ultrex 82.5 WDG 0.9 - 1.25 lbs. 2.8 - 3.8 lbs.

12* 

NA  

 

*Severe eye irritant. REI is 7 days with no eyewash station. Special worker training required.

M5 Bravo Weather Stik 1 - 1.4 pts. 3.1 - 4.1 pts. 12* NA
M5 other Chlorothanlanil formulations   see label 12* NA
1 Topsin M 70 WP/WDG ⅓ to ½ lb. 1.0 - 1.5 lbs. 12 1  
1 Topsin M 4.5 L 6.7 - 10 fl. oz. 20 - 30 fl. oz. 48 1
Brown rot blossom blight M4 Captan 80WDG 1.25 lbs. 3.75 lbs. 24 0

Captan and its different formulations may cause injury on plums if used repeatedly in early season sprays.

Causes irreversible eye damage.

Probable carcinogen.

M4 Captec 4L 1 qt. 3 qts. 24 0
M4

Captan Gold 50WDG 

2 lbs. 6 lbs. 24 0
M5 Bravo Ultrex 82.5 WDG 0.9 - 1.25 2.8 lbs. 12* NA

*Severe eye irritant. REI is 7 days with no eyewash station. Special worker training required.

M5 Bravo Weather Stik 1 - 1.4 pts. 3.1 - 4.1 pts. 12* NA
7 Fontelis   14 - 20 fl. oz. 12 0  
3. 9 Inspire Super   16 - 20 fl. oz. 12 2  
7, 11 Merivon   4.0 - 6.7 fl. oz. 12 0

May cause crop injury when mixed with some adjuvants.

7, 11 Pristine   10 - 14.5 oz. 12 0  
3 Indar 2F   6 fl. oz. 12 0  
3 Rhyme   7 fl. oz. 12 7  
M2 Microthiol Disperss   10 - 30 lbs. 24 0

Incompatible with oil, do not apply oil 2 weeks before or after sulfur.

UN Double Nickel 55   0.5 - 1.0 lb. 4 0

OMRI. Suppression only

NC BotryStop   3 lb 4 0 OMRI. Do not use a stomatal flooding or penetrant adjuvant
   
SHUCK SPLIT

Brown rot

Peach scab

Plum leaf spot

 

M5 Bravo Ultrex 82.5 WDG 0.9 - 1.25 lbs. 2.8 - 3.8 lbs. 12* NA

*Severe eye irritant. REI is 7 days with no eyewash station. Special worker training required.

M5 Bravo Weather Stik 1 - 1.4 pts. 3.1 - 4.1 pts. 12* NA
M4 Captan 80 WDG 1.25 lbs. 3.75 lbs. 24 0

Captan and its different formulations may cause injury on plums if used repeatedly in early season sprays.

Causes irreversible eye damage.

Probable carcinogen.

M4 Captec 4L 1 qt. 3 qts. 24 0
M4 Captan Gold 50WP 2 lbs. 6 lbs. 24 0
1 Topsin M 4.5L 6.7 - 10 fl. oz. 20 - 30 fl. oz. 48 1  
1 Topsin M 70WP ⅓ to ½ lb. 1.0 - 1.5 lbs. 12 1
7 Fontelis   14 - 20 fl. oz. 12 0  
3, 9 Inspire Super   16 - 20 fl. oz. 12 2  
7, 11 Merivon   4.0 - 6.7 fl. oz. 12 0

May cause crop injury when mixed with some adjuvants.

7, 11 Pristine   10 - 14.5 oz. 12 0  
3 Indar 2F   6 fl. oz. 12 0  
3 Rhyme   7 fl. oz. 12 7  
M2 Microthiol Disperss   10 - 20 lbs. 24 0

Incompatible with oil, do not apply oil 2 weeks before or after sulfur.

UN Double Nickel   0.5 - 1.0 lb. 4 0 OMRI. Suppression only
NC BotryStop   3 lb 4 0 OMRI. Do not use a stomatal flooding or penetrant adjuvant
Black Knot   see White Bud to Petal Fall  

Oriental fruit moth

Plum curculio

Leaf rollers

3 Asana XL 2.0 - 5.8 fl. oz. 4.8 - 14.5 fl. oz. 12 14  
4A Assail 30SG   5.3 - 8.0 oz. 12 7  
22 Avaunt   5 - 6 oz. 12 14  
3 Danitol 2.4 EC   10.7 - 21.3 fl. oz. 24 3  
5 Delegate 25WG   6 - 7 oz. 4 1

Ineffective for plum curculio.

5 Entrust 80W 0.42 - 0.83 oz. 1.25 - 2.5 oz. 4 7

OMRI. Ineffective for plum curculio.

28 Exirel   13.5 - 20.5 fl. oz. 12 3  
1B Imidan 70WP 0.75 - 1.0 lb. 2.1 - 4.25 lb. 7 14

14 day REI and PHI for hand harvest and the general public (PYO)

1 Sevin XLR Plus, 4F   2 - 3 qts. 12 3  
3A Mustang Maxx   1.28 - 4.0 fl. oz. 12 14

Restricted use.

Do not apply as an Ultra Low Volume spray

UN Surround 95WP 50 lb. 25 - 50 lb. 4 0

OMRI. Suppression only

Stop applications of Surround in early July to prevent noticeable residue at harvest.

3A Tombstone   2.0 - 2.8 fl oz. 12 7

Restricted use.

Causes irreversable eye damage

Mites   see Additional Summer Sprays      
ADDITIONAL SUMMER SPRAYS

Brown rot

Leaf spot

M4 Captec 4L 1 qt. 3 qts. 24 0

Captan and its different formulations may cause injury on plums if used repeatedly in early season sprays.

Causes irreversible eye damage.

Probable carcinogen.

M4 Captan 80WDG 1.25 lbs. 3.75 lbs. 24 0
M4 Captan 50 WP 2 lbs. 6 lbs. 24 0
1 Topsin M 4.5L 6.7 - 10 fl oz. 20 - 30 fl oz. 48 1  
1 Topsin M 70 1/3 to 1/2 lb 1 to 1.5 lb 12 1
7 Fontelis   14 - 20 fl oz. 12 0  
3, 7 Inspire Super   16 - 20 fl oz. 12 2  
7, 11 Merivon   4.0 - 6.7 12 0

May cause crop injury when mixed with adjuvants

7, 11 Pristine   10 - 14.5 oz. 12 0  
3 Indar 2F   6 fl. oz. 12 0  
M2 Microthiol Disperss   10 - 20 lbs. 24 0

Incompatible with oil, do not apply oil 2 weeks before or after sulfur.

UN

Double Nickel 55

  0.5 - 1.0 lb. 4 0

OMRI. Suppression only

44 Serifel   0.25 - 1.0 lb. 4 0

OMRI. Suppression only

NC BotryStop   4 lb 4 0 OMRI. Do not use a stomatal flooding or penetrant adjuvant

Plum curculio

Oriental fruit moth

Apple maggot

Leaf roller

Spotted wing drosophila 

Japanese beetle

3 Asana XL 2.0 - 5.8 fl oz. 4.8 - 14.5 fl oz. 12 14  
4A Assail 30 SG   5.3 - 8.0 oz. 12 7  
22 Avaunt   5 - 6 oz. 12 14  
3 Danitol 2.4 EC   10.7 - 21.3 fl oz. 24 3  
5 Delegate 25 WP   6 - 7 oz. 4 1

Ineffctive for plum curculio and Japanese beetle

5 Entrust 80WP 0.42 - 0.83 oz. 1.25 - 2.5 oz. 4 7

OMRI. Ineffctive for plum curculio and Japanese beetle

28 Exirel   13.5 - 20.5 fl. oz. 12 3  
1B Imidan 70WP 0.75 - 1.0 lb. 2.1 - 4.25 lb. 7 14

14 day REI and PHI for hand harvest and the general public (PYO)

1 Sevin XLR Plus, 4F   2-3 qt. 12 3  
UN Surround WP 50 lbs. 25 - 50 lbs. 4 0

OMRI. Suppression only

To prevent noticeable residue at harvest, cease applications in ealry July.

3A Mustang Maxx   1.28 - 4.0 fl oz. 12 14

Restricted use.

Do not apply as an Ultra Low Volume spray

3A Tombstone   2.0 - 2.8 fl oz. 12 7

Restricted use.

Causes irreversible eye damage.

Japanese Beetles

Borers

UN Aza-Direct   1 - 3.5 pts. 4 0 OMRI
Mites 25 Banter WDG   0.75 - 1.0 lbs. 12 3

 

 

  23 Envidor 2 SC   16 - 18 fl. oz. 12 7

 

 

  21A Portal XLO   2 pints 12 7

 

 

  10B Zeal   2 - 3 oz. 12 7

Primarliy an ovicide

Bird Repellent   Avian Control (methyl anthranilate)   12 - 42 oz. 4 0 Harvesters must wear gloves and long-sleeved shirts.
PLANT GROWTH REGULATORS
Fruit thinning   None are currently labeled for use on plum.
To increase fruit firmness    ProGibb 40% granular   1.4 - 2.9 oz. 4 0

Apply as a single spray 1 to 4 weeks before harvest

Reduced bloom in the following season can occur.

 

ProGibb 4%

liquid

  16 - 32 fl oz. 4 0
To reduce internal browning in Italian prune   ProGibb 40% granular   1.4 - 4.3 oz. 4 0

Apply as a single spray 4 to 5 weeks before harvest.

Reduced bloom in the following season can occur.

 

ProGibb 4%

liquid

  16 - 48 fl oz. 4 0

Preharvest fruit drop

Fruit firmness maintenance

  ReTain   1 pouch 12 7 Apply 1 to 2 weeks before harvest