Hosta T-rex Archives - Local Gardener

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Asked: April 16, 2024

What is the largest Hosta?

What is the largest Hosta?

The Guinness World Records currently recognizes the variety ‘Empress Wu’ as the world’s largest hosta. Developed by hybridizer Brian and Virginia Skaggs of Walters Gardens, Inc. in Zeeland, Michigan, ‘Empress Wu’ can grow to impressive dimensions. Its massive, deeply veined ...Read more

RHS Hardiness Ratings	USDA Plant Hardiness Zones	Approximate Temperature Range (°C)
H1a H1b H1c	13 12 11	>15°C 10 to 15°C 5 to 10°C
H2	10b	1 to 5°C
H3	9b to 10a	-5 to 1°C
H4	8b to 9a	-10 to -5°C
H5	7b to 8a	-15 to -10°C
H6	6b and 7a	-20 to -15°C
H7	6a	Below -20°C