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How to grow Crocosmias

Acid soil Local Gardener - 19th January 2024

Here's a step-by-step guide on how to grow Crocosmias in the UK Crocosmias, commonly known as montbretia, are vibrant and attractive perennial plants that produce...

How to grow Verbascum

Alkaline soil Local Gardener - 19th January 2024

Here's a guide on how to grow Verbascum Verbascum, commonly known as mullein, is a genus of flowering plants that includes both biennials and perennials....

How to grow Cardoons

Acid soil Local Gardener - 19th January 2024

Here's a guide on how to grow cardoons in the UK Cardoons (Cynara cardunculus) are large, striking plants related to artichokes. They are grown for...

How to grow Mahonia ‘Charity’

Acid soil Local Gardener - 18th January 2024

Mahonia 'Charity' is a popular evergreen shrub known for its striking architectural form, bold foliage, and fragrant winter blooms. Here are some guidelines on...

How to grow Orchids

Flowering in April Local Gardener - 18th January 2024

How to grow orchids involves understanding the unique needs of these captivating plants. Orchids, belonging to a diverse family with various species and hybrids,...

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Breaking

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

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