Step 4 - Cautions If you prepare the seeds as suggested by this article, however, you run the risk of damaging the seed, which could impact growth and fertility of the plant … It's recommended that you use 1 ounce, or 850 to 1000 seeds every 200 square feet, roughly 5 seeds every square foot. The package said to nick each seed with a file and soak for 24 hours in water. Plant bluebonnet seeds in October! Granted, I had a few weeks of beauty, but I'm glad to be at the point where I can harvest the seeds that the bees have Growing Bluebonnet seeds no longer has to be an exercise in frustration. I received some bluebonnet seeds the other day and want to plant them. Surface sow or 1/8" - Seeds can be surface sown, but gently raking them in will provide even better results. If care of blue bonnet plants does not include seed removal, seeds will drop and may sprout in coming years, although chances of an untreated seed sprouting the following year is about 20 percent. … If you’re considering when to plant blue bonnet flowers, keep in mind that bigger and more developed blooms result from earliest plantings. Closeup of Texas bluebonnet seeds in the pod (Joseph A Marcus / Wildflower Center Digital Librar) Timing is important But for home gardeners who plant seeds now, out of … They develop in fall and develop all through the winter, normally sprout around the finish of Lost your password? Texas bluebonnets are yearly plants, which means they go from seed to blossom to seed in one year. If possible, gently water them in after sowing and continue to keep them damp until they are established. Please enter your email address. You will receive a link and will create a new password via email. The bluebonnet has a powerful defense mechanism to ensure its long-term survival. Harvest Bluebonnet Seeds: To be quite frank, my bluebonnets look absolutely revolting right now.