Lead Price 0.99 USD/lb (2,185.00 USD/t | 2,033.35 EUR/t) 18 Apr 2017 - 52 Week Low 0.75 USD/lb 52 Week High 1.12 USD/lb.
Feed with an acid-forming azalea or camellia fertilizer in spring, after the flowers have dropped; fertilize again in the midsummer if growth seems sluggish or foliage looks sparse and begins to lose its deep green color (take care to water the plants the day before feeding in summer).
3. Fertilize your geraniums once a month using a liquid fertilizer. An abundance of fertilizer will cause your geraniums to produce many strong, healthy leaves, but it will also prevent blooms from developing and may lead to a plant with minimal flowering. 1  You can also use a slow-release, granular fertilizer.tart geraniums from seed indoors. Early to mid-April is usually standard. Once the seeds start to sprout, you can move them outdoors. Just make sure that the last frost of the season has already passed.