There are several very nice gardens within driving distance of Ballymaloe.
The Ballymaloe Cookery School Organic Gardens are well worth a look around and garden tours can be arranged. They are open daily from May - September and Monday - Saturday from October - April. Admission €6 http://www.cookingisfun.ie/gardens/our-gardens
Fota House and Gardens are open daily where there are plenty of rare and exotic plants to admire and an impressive Victorian Kitchen Garden to walk around. Fota House and Gardens are open daily. http://www.fotahouse.com/
Beechwood Gardens in Glanmire. This award winning garden has been developed over the past 25 years by Ned and Liz Kirby. It is open from May to September. http://www.beechwoodgarden.com/index.html
If you would like any more information on local gardens please ask at reception.