Imperial Ale Yeast A31 Tartan is a traditional strain that accentuates the malt character of Scottish Ales. Tartan can also be used for other styles and works well in IPAs due to its clean character. For a higher ester profile, use this ale yeast at the top of the temperature range.

• Temp: 65-70F
• Flocculation: Medium
• Attenuation: 70-75 percent