Penstemon 'Sour Grapes'

Flowering

Perennial

Penstemon 'Sour Grapes' is a hardy and vibrant perennial that produces striking purple and blue trumpet-shaped flowers. It is easy to grow and perfect for adding a splash of colour and ornamental beauty to your garden.

Popular

Colourful

Hardy

Easy to Grow

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Details

Penstemon 'Sour Grapes' is a popular perennial known for its striking purple and blue trumpet-shaped flowers. It is perfect for adding a splash of colour and ornamental beauty to garden beds, borders, and containers.

Grows best in full sun to partial shade
Ideal for garden beds, borders, and containers
Produces striking purple and blue flowers from late spring to Autumn
Hardy and low maintenance

What's Included

Pots:

Get big, ready-to-grow plants in 9cm pots. Plant them in your garden or larger pots right away. They're bigger and stronger than plug plants. Pre-fed and watered for healthier plants from the start.

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What You Need To Know About “Penstemon 'Sour Grapes'”

Plant Information

How To Plant

Plant Care

Penstemon 'Sour Grapes' is a stunning perennial that adds vibrant colour and ornamental beauty to any garden. It is known for its striking purple and blue flowers and long blooming season, making it perfect for garden beds, borders, and containers.

Grows best in full sun to partial shade
Ideal for garden beds, borders, and containers
Produces striking purple and blue flowers from late Spring to Autumn
Hardy and low maintenance

Grows best in full sun to partial shade
Ideal for garden beds, borders, and containers
Produces striking purple and blue flowers from late Spring to Autumn
Hardy and low maintenance

Planting Time:	Spring to summer
Sunlight & Positioning:	Full Sun to Partial Shade
Where to Plant:	Garden Beds - Borders - Containers
Growing Location:	Garden - Patio - Balcony

Planting Time:	Spring to summer
Sunlight & Positioning:	Full Sun to Partial Shade
Where to Plant:	Garden Beds - Borders - Containers
Growing Location:	Garden - Patio - Balcony

Choose a sunny or partially shaded area for your Penstemon 'Sour Grapes' plants, whether in garden beds, borders, or containers. Keep them well watered for the best growth.

Penstemon needs full sun to partial shade, so choose a spot with good light
Add compost or organic matter to soil before planting to provide nutrients and structure
Use pots with drainage holes and quality compost if container growing
Water well both before and after planting; space plants well to allow for growth

Choose a sunny or partially shaded area for your Penstemon 'Sour Grapes' plants, whether in garden beds, borders, or containers. Keep them well watered for the best growth.

Penstemon needs full sun to partial shade, so choose a spot with good light
Add compost or organic matter to soil before planting to provide nutrients and structure
Use pots with drainage holes and quality compost if container growing
Water well both before and after planting; space plants well to allow for growth

Choose the Right Spot:	A sunny or partially shaded location with good light
Prepare the Soil:	Loosen soil and mix in compost or organic matter
Planting:	Plant level with the soil and firm soil down around the plant
Spacing:	Allow 50-60cm between each plant to allow plenty of air and sun

Choose the Right Spot:	A sunny or partially shaded location with good light
Prepare the Soil:	Loosen soil and mix in compost or organic matter
Planting:	Plant level with the soil and firm soil down around the plant
Spacing:	Allow 50-60cm between each plant to allow plenty of air and sun

Penstemon 'Sour Grapes' is easy to care for and adds both beauty and vibrant colour to your garden. With proper light and a little care, you’ll soon be enjoying its stunning purple and blue blooms.

Water regularly, especially in hot weather, until established
Deadhead spent flowers to encourage continuous blooming
Mulch around plants to retain moisture and suppress weeds
Check for pests like aphids and whiteflies; treat with suitable methods if needed

Penstemon 'Sour Grapes' is easy to care for and adds both beauty and vibrant colour to your garden. With proper light and a little care, you’ll soon be enjoying its stunning purple and blue blooms.

Water regularly, especially in hot weather, until established
Deadhead spent flowers to encourage continuous blooming
Mulch around plants to retain moisture and suppress weeds
Check for pests like aphids and whiteflies; treat with suitable methods if needed

Sunlight and Position:	Needs 4-6 hours of sunlight or partial shade daily
Watering and Feeding:	Water regularly until established, then water during dry periods
Support and Pruning:	Prune lightly after flowering to maintain shape
Harvesting:	Mulch around plants to retain moisture and suppress weeds

Sunlight and Position:	Needs 4-6 hours of sunlight or partial shade daily
Watering and Feeding:	Water regularly until established, then water during dry periods
Support and Pruning:	Prune lightly after flowering to maintain shape
Harvesting:	Mulch around plants to retain moisture and suppress weeds