After planting, no fertilizer should be applied until growth has started. These amounts should be halved if no mulch is applied. The fertilizer should be applied in a uniform application over the mulch. 5.8 One of the most common deficiency symptoms seen in blueberry is iron chlorosis. This is characterized by a yellowing or interveinal chlorosis of the leaves while the veins remain green.
Symptoms first appear on the young shoots.
Only in advanced stages is the yellowing seen on older leaves. Iron chelate worked into the soil around the base of the plant or applied to the leaves are a foliar spray should eliminate these symptoms within a month. Other possible deficiency symptoms should be analyzed by your extension agent or diagnosed by tissue analysis. Planting Order the plants as far in advance as possible to ensure you get large plants of the desired cultivars. More than one cultivar is suggested to provide cross pollination which results in larger berries.