Is purple sauce purple grass cold-resistant?

The cold tolerance index can reach MINUS 30 degrees.

Alfalfa is deeply loved by herders in China, which is a favorite pasture for poultry and a perennial pasture, and its cold tolerance index can reach MINUS 30 degrees.

1, alfalfa with good cold tolerance can still survive in the weather of minus 20 degrees in the north, so it is ok to sow in winter, but it is better to sow in spring and autumn. 2. The sowing dates in the north and south are only early spring sowing in the north, autumn sowing in the south, and winter sowing is still relatively few. 3. High-yield alfalfa can be said to be the "high flyers" of pasture. Because of its many advantages, people have given it the reputation of "king of pasture" The yield of alfalfa is very high, and 2000-4000 kg is its normal yield level.