Only the shoot tip will suffer if plants are infected as the sprout. Dig up and destroy infected plants. Plant the bulbs in well drained soil and avoid wounding. This disease is caused by Phytophthora cactorum. No chemical control is listed.
Frost injury causes a condition called puffy leaf.
The plants will be stunted. Mulch to protect young shoots from frost. This information is for educational purposes only. References to commercial products or trade names does not imply endorsement by MSU Extension or bias against those not mentioned. This information becomes public property upon publication and may be printed verbatim with credit to MSU Extension.