Related Clues:

• Humorless
• Suitable for cacti, environmentally
• Not sweet, as a wine
• Like Steven Wright's humor
• Like a 123 Across
• Like Mars
• Needing some water
• Needing hydration
• Too dry for farming
• Requiring irrigation
• High arid ____
• Not greenery-friendly
• Uncultivated, probably
• Far from lush
• Dry and parched