Greenhouse Experiments


 

Response of Milkweed Species to Light Levels

Seedlings of identified species are grown at varying light intensity for 8 to 12 weeks, after which photosynthetic rates, stomatal conductance rates, and transpiration rates are measured.
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Response of Milkweed Species to Nitrogen

Identified species are grown for 8 to 12 weeks at three levels of Hoagland solution (zero, half, and full concentration), after which plants are harvested for determination of leaf area per plant and dry mass.
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Response of Milkweed Species to Drought

Evaluation of the effects of drought (desiccation tolerance) on preferred milkweed species’ growth; data used to plot water potential isotherms.
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funding provided by   the Texas State Comptroller Office

butterflies