Wide range of herbaceous plants are grown , generally potted early spring into small pots (9-11cm) for early sales or larger pots (1-3L) for later sales.
Matching the nutrition for a wide range of plants. They grow very quickly in the spring but we need compact growth and flowering.
Use Osmocote Exact High K, with its unique dual coating, it releases sufficient Nitrogen at the start for balanced growth and then the high potassium levels encourage compact growth and flowering later in the season.
For large pots we would recommend Osmocote Exact High K. Osmocote Exact High K 8-9M is a 4th generation coated NPK fertilizer with trace elements and programmed release. Powered by DCT, the nutrient release matches the plant's need perfectly.
For smaller pots we would recommend Osmocote Exact High K 5-6m. The high potassium content is ideal for compact growth and for plants with a high potassium need. Ideal for compact pot plants and bedding plants, perennials and container nursery stock. This product can also be applied in systems containing nitrogen-rich irrigation water.
Rodney Shearer, Alba Trees, using Osmocote CRF as part of his Levington Advance Solution
For vigorous perennials consider using adding Osmocote CalMag 3-4 month in addition to Osmocote to give an early nitrogen boost.
Consider using Osmocote Iron 3-4 month for plants such as grasses and bamboos which have high iron demands which have high iron demands.