Seed Starting Supplies
Johnny's offers all the seed-starting and propagation supplies you need to grow your own professional-quality seedlings with efficiency. Growing your own transplants from seed provides greater control over the growing season, from start to finish, by allowing you to choose your favorite varieties, select specific planting and transplanting dates, and produce the quantities of plants you need.
232 Products
Sort By:
New
Heat Mat Temperature Controller
Johnny's Heat Mat Accessory
Must-have for consistent temperature control with heat mats.
New
New
SunBlaster T5HO Strip Light with NanoTech Reflector – 18"
High-performance fluorescent lighting for healthy, vigorous plants.
New
