Kathy Renwald

Kathy Renwald is a Master Gardener, head of creative development for the Royal Botanical Gardens in Burlington, Ontario, host of television's Gardeners Journal and Calling All Gardeners and co-author of Annuals for Ontario, Perennials for Ontario and Tree and Shrub Gardening for Ontario.

Kathy's Columns

• Student vegetables
• Feathery things for the garden
• Expert at large
• Tiny gardens
• Urban fruit trees
• Seize spring
• Don't Rush the Season: Protect plants from late spring frosts
• What's hot in new annuals
• Garden rooms
• The new daylily
• Starting seeds
• It's spring, now where are the pruners?
• Design and planting tips
• Accessories for the garden
• When it's winter, you can still have an interesting garden
• Winter protection
• Winter survival
• Fall planting
• The lingering garden
• Celebrate tomatoes
• A dahlia expert reveals his secrets
• Broom time
• Reader mail
• Tall things in the garden
• Heatwave containers
• Too many hostas?
• The gardens of Saratoga Springs
• Robust roses
• The bearded iris
• Perennial fashion show
• The joys of spring in the greenhouse
• Red
• Fall colour
• Vegetable harvest
• Let's get vertical
• Imperfections in the garden
• Cottage plants
• Coming up roses at Niagara Parks Botonical Gardens
• A gardening prodigy next door
• Learning to grow at the community garden
• Victoria weekend plant sales
• Colour me purple
• Etched in stone
• Simple gardening
• Fences
• Carolinian forest
• Weeds or what
• A garden of edible delights
• Holiday thoughts
• Bloodroot
• Mussel mulch
• Wisteria boulevard
• The magnetic charm of orchids
• Annual report
• Endless Summer hydrangeas
• Ravine gardening
• Indoor water
• Flowering fruit trees
• Endless gardening
• When good people give bad plants
• Tour de force
• Dogs in the garden
• Get planted
• Albert Graves
• You asked
• Say uncle
• What's in?
• Worried about winter
• New things
• Windstorms
• Vines and weeds
• Holistic arborist
• Be judicious when pruning
• Scared of the garden
• Bob Curry: Gardener for the birds
• Outdoor bonsai techniques
• Cold-hardy and exotic plants
• A gathering of gardeners
• Scary plants
• Hot-weather havoc
• Plant collectors
• Going on a garden safari in a cold climate