Crop | Insect | Dosage (ml/dunam)
| Spray volume (L/dunam) | Notes | Last spray date (days before picking) |
Citrus** | Phyllocnistis citrella | 0.025% (25ml/100L water) | Full wetting | Trees should be sprayed upon first appearance of moth larvae on leaves. | 120 |
California red scale | 0.025% (25ml/100L water) | 300-400 using blower | Trees should be sprayed when first afflicted in spring – early summer. | ||
Aphis spiraecola, Aphis gossypii | 0.015% (15ml/100L water) | Full wetting | - | ||
Apple | Aphis pomi | 0.05% (50ml/100L water) | 150-200 according to tree size | - | 45 |
Aphis pomi, Edwardsiana rosae | 0.02% (20ml/100L water) | ||||
Pear | Aphis pomi | 0.02% (20ml/100L water) | 150-200 | 45 | |
Apricot | Bark beetle | 0.02% (20ml/100L water) | 100-150 according to tree size | - | 30 |
Persimmon | Empoasca lybica | 0.025% (25ml/100L water) | 120-250 according to tree size | - | 25 |
Pomegranate | Aphis gossypii, Empoasca lybica | 0.02% (20ml/100L water) | 100-150 according to tree size | - | 15 |
Watermelon, cucumber | Aphis gossypii | 20 | 30-50 according to plant size | - | 7 |
Pepper, melon, watermelon, tomato, cucumber, zucchini | Bemisia tabaci | 30 | 30-50 according to plant size | - | 7 |
Grapevine | Empoasca lybica | 0.02% (20ml/100L water) | 100-150 according to vine size | - | 45 |
Peach, nectarine | Empoasca lybica | 0.04% (40ml/100L water) | 100-150 according to tree size | Spraying Mefisto may in some cases encourage proliferation of mites if present in orchard. | 30 |
Flowers*: Hypericum, Rose, Solidago, Chrysanthe-mum, Aster, Gypsophila, Lisianthus | Aphis gossypii
Bemisia tabaci | 30 | 30-60 | See note ** | - |
0.03% (30 ml/100 L water) | Min. 100 (Full wetting) |
* Flower varieties: Hypericum – Pinky Flair; Rose – Lovely Red, New Fashion; Solidago – Terra and Golden Glory; Chrysanthemum – Snowdon; Aster – Casablanca; Gypsophila – King; Lisianthus – White Claw .
** Mefisto affects Rodolia cardinalis which predates on Icerya purchasi and so its use may bring about an outburst of this insect.
Note: Prevent the development of resistance by alternating spraying of Mefisto and other preparations with different action mechanisms.