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Aphid Biocontrols
Release rates Aphidius
| Release Rates for Aphidius — Legend | Menu |
| Classification |
Release information |
| Prevent |
1-2/yd, bi-wkly, as needed. |
| Low |
2-4/yd, weekly, 2-3 times. |
| Med |
4-8/yd, weekly, 2-4 times. |
| High |
Not suitable for use in this rate class. |
| Maint |
2-3/yd, mnthly, indef. |
| Garden |
40-80% of rates listed. |
| Acre + |
10-30% of rates listed. |
| Comments |
For A. ervi, cut the calculated rate in half. For A. colemani, add ten percent (10%) to the calculated rate. |
Release rates Aphidoletes
| Release Rates for Aphidoletes — Legend | Menu |
| Classification |
Release information |
| Prevent |
1-3/yd, mnthly, as needed. |
| Low |
2-5/yd, bi-wkly, 2-3 times. |
| Med |
4-7/yd, weekly, 2-4 times. |
| High |
6-9/yd, weekly, 3-5 times. |
| Maint |
2-3/yd, mnthly, indef. |
| Garden |
50-80% of rates listed. |
| Acre + |
2-40% of rates listed. |
| Comments |
Preventive releases are best made in areas open to the outdoors. Works great in orchards. |
Release rates Chrysoperla
| Release Rates for Chrysoperla — Legend | Menu |
| Classification |
Release information |
| Prevent |
1-3/yd, mnthly, as needed. |
| Low |
2-5/yd, bi-wkly, 2-3 times. |
| Med |
4-8/yd, bi-wkly, 2-4 times. |
| High |
7-9/yd, bi-wkly, 3-5 times. |
| Maint |
1-2/yd, tri-wkly, indef. |
| Garden |
60-90% of rates listed. |
| Acre + |
20-50% of rates listed. |
| Comments |
Rates shown are for larvae. If you’re using eggs, multiply the calulated rate by five (5). If employing adults, divide the calulated rate by four (4). |
Release rates Hippodamia
| Release Rates for Hippodamia — Legend | Menu |
| Classification |
Release information |
| Prevent |
Not suitable for use in this rate class. |
| Low |
4-6/yd, weekly, 3-6 times. |
| Med |
6-9/yd, 4-5 days, 4-8 times. |
| High |
9-14/yd, 2-4 days, 6-10 times. |
| Maint |
3-5/yd, wkly, indef. |
| Garden |
60-90% of rates listed. |
| Acre + |
15-50% of rates listed. |
| Comments |
Multiple evening releases are instrumental to successful use. Pre-water for best results. |
Caterpillar Biocontrols
Release rates Trichogramma
| Release Rates for Trichogramma — Legend | Menu |
| Classification |
Release information |
| Prevent |
90-170/yd, bi-wkly, as needed. |
| Low |
Not suitable for use in this rate class. |
| Med |
Not suitable for use in this rate class. |
| High |
Not suitable for use in this rate class. |
| Maint |
2-3/yd, mnthly, indef. |
| Garden |
100% of rates listed. |
| Acre + |
100% of rates listed. |
| Comments |
Timing is critical to ensure host eggs are available for parasitism. |
Leafminer Biocontrols
Release rates Dacnusa
| Release Rates for Dacnusa — Legend | Menu |
| Classification |
Release information |
| Prevent |
1-3/yd, bi-wkly, as needed. |
| Low |
2-5/yd, bi-wkly, 2-3 times. |
| Med |
Not suitable for use in this rate class. |
| High |
Not suitable for use in this rate class. |
| Maint |
2-4/yd, mnthly, indef. |
| Garden |
40-60% of rates listed. |
| Acre + |
15-45% of rates listed. |
| Comments |
Releases made early in the season will work out best. |
Release rates Diglyphus
| Release Rates for Diglyphus — Legend | Menu |
| Classification |
Release information |
| Prevent |
1-2/yd, tri-wkly, as needed. |
| Low |
2-4/yd, bi-wkly, 2-3 times. |
| Med |
Not suitable for use in this rate class. |
| High |
Not suitable for use in this rate class. |
| Maint |
2-3/yd, mnthly, indef. |
| Garden |
45-65% of rates listed. |
| Acre + |
20-40% of rates listed. |
| Comments |
Releases made in the height of the summer will work out best. |
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