Interactions between medications (drug interactions) fall generally into one of two main categories: 1  pharmacodynamic : Involving the actions of the two interacting drugs. 2  pharmacokinetic : Involving the absorption, distribution, metabolism, and excretion of one or both of the interacting drugs upon the other.
Ideal Temperature Range. The best temperature range for growing a successful lemon tree is between 77 and 86 F. Photosynthesis processes peak at the 86 F. Lemon trees prefer warm weather because it is typically coupled with sunny days for optimum fruit production.
Blossoms emerge on the orange tree once warmer spring weather arrives. Thriving in an ideal temperature range of 55 to 100 degrees Fahrenheit, orange blossoms typically grow in dense groupings with brilliant white petals.