Watch and share this public service announcement featuring U.S. Senator Cory Booker that discusses the early warning signs of Parkinson's disease. Page reviewed by Dr. Chauncey Spears, Movement Disorders Fellow at the University of Florida, a Parkinsonâs Foundation Center of Excellence.
Step 2. Fertilize the seedlings with the dilute houseplant fertilizer every two weeks. Start the first fertilization when the second set of leaves emerge, or one week after germination, whichever occurs first.tep 2. Fertilize the seedlings with the dilute houseplant fertilizer every two weeks. Start the first fertilization when the second set of leaves emerge, or one week after germination, whichever occurs first.
Fertilizing. 1  In fertile soils rhododendrons and azaleas can be grown without receiving further fertilization. 2  In cold climates, nitrogen fertilizer should not be applied after late June as it may promote new lush growth susceptible to winter damage.