Please see post codes below before purchasing as we do not post to all of the UK. Free Next Day Delivery For 5kg Bags And Above. Please Note Bags Under 20kg Are Sold In White/Clear Bags. Why Choose Ivisons Pristine Grass Seed? ---Quality approved grass seed. ---No rye for the best quality lawn. ---Please note that the ground temperature needs to be at least 12°C for the seed to germinate. It will not grow in conditions colder than this. ---Used for front lawns, show lawns and fairways. ---DEFRA certified. Sowing Advice: ---We recommend sowing this seed between March - August (free from frost) ---Young grass will appear between 14-12 days under the correct conditions.