After a slowish start to the season and generally "steady" demand without peaks and troughs, nursery owners say 2015 sales have yet to fall off too much this summer.
Service levels are increasingly important, with presentation being updated at many nurseries, including Hillier.
Ornamental Plants' Ian Howard echoed Homebase's Andy Goddard in saying the summer bedding season had been "steady" and is "still going on".
Hawkesmill's Richard Evans said he had sold virtually everything grown this year.
Burston Nurseries James Alcaraz said retailers inceasingly were looking for more frequent deliveries -up to four times a week- to meet demand caused by good weather.
WD Smith's Michael Smith said a lack of barbecue weekends had created pent-up demand.
New Leaf Plants' David Higginson said the season had been steady and people are "more bouyant and confident". He is developing a new site for 2016/17.
Chessum Roses David Andrews said the National Plant Show was a good chance to show roses in flower and that had impressed customers. Chessum now has five national agents.