Dakota Gardener: Mystery solved — intumescence of tomatoes

Oedema management strategies include avoiding overwatering, increasing air movement and ventilation, spacing plants, and improving lighting. (NDSU photo)

Oedema management strategies include avoiding overwatering, increasing air movement and ventilation, spacing plants, and improving lighting. (NDSU photo)

Dakota Gardener: Mystery solved — intumescence of tomatoes

Dakota Gardener: Mystery solved — intumescence of tomatoes

Dakota Gardener: Mystery solved — intumescence of tomatoes

Dakota Gardener: Mystery solved — intumescence of tomatoes

If you live within a few blocks of my house, you may have heard me screaming in frustration recently. My tomato seedlings keep threatening to die.

I followed all the recommended steps to grow healthy seedlings. I used fresh potting soil, cleaned and disinfected my seedling trays, and even purchased new ones specifically for my tomatoes.

Much to my dismay, the bottom leaves on my tomato plants are fa…