Flax is cool-season annual broadleaf best used in cover crop mixes. Flax is an excellent soil compaction fighter andperforms very well in drought conditions. Identifying Features » Leaves in whorled arrangement » Simple leaves attached to stem » Long, thin, unbranched stem Cultural Traits » Cool-season annual broadleaf » Minimum germination soil temperature: 480 F » Cold temperature tolerance: 260 F » Seeding date: Early August to Early September* (F)*** » Seeding date: Early April to Early May* (S)*** Planting Information » Drill at 1/4 - 3/4 inch (15 lbs./acre PLS**) » Broadcast (18 lbs./acre PLS)