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Plant Science and Conservation

• Plant Evaluation
• Comparative Trials
   Program
• Top-rated Plants
• Plant Evaluation Notes
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Ornamental Plant Development

Plant Evaluation — Comparative Trials Program

The following plants are currently under evaluation at the Garden:

• Aconitum (monkshood)
• Andropogon (bluestem)
• Athyrium (lady fern)
• Brunnera (Siberian bugloss)
• Buddleja (butterfly bush)
• Calamintha (calamint)
• Clematis (clematis)
• Coreopsis (tickseed)
• Dryopteris (wood fern)
• Echinacea (coneflower)
• Eryngium (sea holly)
• Geum (avens)
• Hydrangea (hydrangea)
• Lavandula (lavender)
• Miscanthus (miscanthus)
• Panicum (switchgrass)
• Persicaria/Polygonum (smartweed)
• Phlox (garden phlox)
• Ratibida (Mexican hat plant)
• Rodgersia (Rodgersia)
• Rosa (rose)
• Sambucus (elderberry)
• Sedum (stonecrop)
• Stokesia (Stokes’ aster)
• Vernonia (ironweed)
• Yucca (yucca)