How to Germinate Orange Seeds
Orange Seed Germination Seed Collected seeds are washed by placing them in a bowl of water and swishing them around to loosen any attached orange pulp. Seeds that float and seeds that are small in comparison are not good for germinating. Remaining seeds are cleaned, folded into a dry paper towel and placed inside a sealable plastic bag. To break seed dormancy, seeds are refrigerated for three to four weeks; seeds collected from store-bought fruit have already had a refrigeration period, so refrigeration is no longer necessary. Soil Orange trees prefer neutral to slightly acidic soil and the best germination medium is soil-based. Garden soil is sterilized through covering and heating to 180 degrees in a home oven for half an hour. Commercially bagged topsoil has added amendments to increase moisture retention, friability and drainage. Sphagnum peat moss and vermiculite or sand used in equal parts with soil makes an appropriate germinating blend. When peat moss is used,...