Related Clues:

• Devoid of excitement
• Mighty dry
• Humorless
• Suitable for cacti, environmentally
• Not sweet, as a wine
• Like Steven Wright's humor
• Decidedly not marshy
• Like a 123 Across
• Like Mars
• Too dry for farming
• Requiring irrigation
• High arid ____
• Not greenery-friendly
• Uncultivated, probably
• Far from lush