Oil sensitive plants Maples | Dormant |
Hickories | Dormant |
Black walnut | Anytime |
Cryptomeria | Anytime |
Smoketree | Summer |
Azaleas (limited) | Summer |
Tendancy toward sensitivity |
Beech | Dormant |
Japanese holly | Dormant/Summer |
Redbud | Dormant |
Savin junipers | Summer |
Photinia sp. | Summer |
Spruce | Dormant |
Douglas-Fir | Dormant |