Yes, you can replant bulbs that didn't bloom if they still feel firm and healthy when you dig them up to check. Non-blooming does not always mean a bulb is dead or done for good. Many bulbs skip a year of blooms for reasons you can fix before the next growing season arrives in your garden.
I always dig up a few non-blooming bulbs to check why bulbs didn't flower in that spot of my garden. Sometimes I find mushy rotted bulbs that need to go in the trash right away. Other times I find firm healthy bulbs that just need better conditions to bloom again next spring.
Non-blooming bulbs troubleshooting starts with a list of common causes that keep bulbs from flowering. Insufficient chilling hours top the list for warm climate gardeners whose winters stay too mild. Planting too near the surface makes bulbs vulnerable to temperature swings that can kill flower buds. Cutting foliage too early robs bulbs of the energy they need to make next year's flowers.
Overcrowding causes many bulbs to stop blooming after a few years in the same spot. When bulbs multiply, they crowd each other and compete for water and nutrients in the soil. Each bulb gets less food and produces smaller flowers until blooms stop coming altogether.
Colorado State research shows that bulbs may start declining after just two years in the same location. They suggest digging up clumps after foliage yellows each spring to inspect and divide them. Drying the bulbs for a few days and then separating the offsets gives each one more room to grow.
In my experience, bulbs not flowering solutions often involve fixing simple problems with soil and depth. I amend the soil with compost before replanting to boost nutrients for the coming year. I measure my planting depth with a ruler to make sure each bulb sits 6 to 8 inches down where it belongs.
Wait until foliage turns yellow and dies back before you dig up bulbs for inspection or division. Those green leaves feed energy back into the bulb for 10 to 12 weeks after blooms fade each spring. Cutting them early steals the fuel your bulbs need to flower the following year.
Store dug bulbs in a cool dry place if you cannot replant them right away in fall. A paper bag in your garage or basement works fine for a few months of storage time. Check on them every couple weeks to remove any that show signs of rot or mold.
Replant your recovered bulbs in fall at the proper depth with fresh compost mixed into the hole. Water them well and add mulch after the ground cools down in your zone. Many bulbs that skipped a year will come back with beautiful blooms when you give them a second chance with better conditions.
You can also stop future non-blooming problems by feeding your bulbs each spring when shoots pop up. A balanced fertilizer gives your bulbs the extra nutrients they need to build strong flowers for next year. Work the fertilizer into the soil around your bulbs gently. Stay a few inches away from the bulb itself.
Your patience will pay off when those recovered bulbs reward you with blooms after a year of rest. Not every bulb will come back but many will if you fix the problems that stopped them from flowering before. Keep notes on which varieties perform best in your garden so you know what to plant more of next fall.
Read the full article: When to Plant Bulbs for Spring Blooms
