These do not always survive over winter, so it is worth taking cuttings. Penstemon heterophyllus, commonly called foothill penstemon, is native to hillsides, grasslands, chaparral and open forest areas in the foothills of California mountain ranges at elevations below 5500’.It is a clump-forming perennial that features loose terminal racemes of gentain blue, tubular flowers (to 1.5” long) atop erect spreading stems to 18” tall. It makes a very sophisticated addition to the garden. How to Grow Penstemon. Thanks for your patience. I used to grow Penstemon heterophyllus 'Electric Blue' in my garden, but lost it after a few years. Create your free Dig up the plant, ensuring you get all the roots, and move it to a cool location. The problem is narrowing down your choices! , Snails. They also do well in containers and pots. For this reason, you should consider dividing your plants or taking cuttings in order to have new plants to replace the old ones as they die off. So, it worth propagating regularly to ensure you always have fresh vigorous plants in your garden. These wonderful flowers come in a range of gorgeous colours. A good mulch of well-rotted manure or compost will help your plant get through cold winter weather. Get started now. Flowering for near half the year impressive Electric Blue performs like a champion in the garden. It’s a strong upright plant that flowers well. Noteworthy Characteristics. They have a variety of flower colours including red, white, pink, and purple. Producing multiple stems of intense blue flowers from June through to September. Their flowers are similar in shape to a foxglove, growing in tall spires of trumpet-shaped flowers. Container grown plants will need to be watered once the soil dries out. Enter your details below and click 'Subscribe' and you'll have a free Shoot account. Glossy green foliage is a nice complement. Each new plant can now be replanted into its location in the bed or border or planted up into a container. You should plant your penstemon in late spring or early summer so that they have plenty of time to establish before winter. Note: We are working to update our ratings. Apply a thick mulch of well-rotted manure or compost in autumn to protect the roots. Freeze seed for 10 days before sowing. These wonderful plants were a favourite of Victorian gardeners for their abundant blooms and gorgeous colours. (Zones: … Glasshouse red spider mite , Leaf and bud eelworms , Slugs , Snails. They also begin to suffer more through harsh winters. Water and place in a sheltered spot. Penstemon heterophyllus 'Electric Blue' (Penstemon 'Electric Blue') will reach a height of 0.6m and a spread of 0.5m after 2-5 years. Another tall varieties this has lovely pink flowers with deeper pink markings. You should take cuttings in July or August. Penstemons are part of the Scrophulariacea (figwort) family shared with foxgloves and snapdragons, and containing 270 naturally occurring species and over 800 cultivars and hybrids. Penstemon (Penstemon hartwegii) cultivars provide a pretty garden border plant or are great for flower areas. From shop TrueSourceSeeds. Purple-blue penstemon ‘Catherine-De-La-Mare’ Plant penstemons in spring so that new plants get a foothold before having to face the winter. Regular deadheading will ensure you have flowers right up until the first frosts. The flowers will last longer if the stems are dipped in boiling water for 30 seconds and then left in very cold water overnight. From mid spring to early summer, it bears racemes of tubular, electric blue flowers, tinged with purple, on reddish stems. , Snails Plant this small perennial close to the front of the … It blooms in spring, and creates quite a show in the garden when planted with California poppies and other spring wildflowers. This pretty variety has white flowers flushed with pale pink. Penstemon main facts. Beds and borders, Cottage/Informal, Drought Tolerant, Low Maintenance. to your lists, login to your account or subscribe. Favorite In addition, water you plant at the base rather than on the leaves and water early in the day to allow the moisture to evaporate before nightfall. Attractive narrow, shiny, bluish-green leaves topped with dense spikes of narrow bell-shaped blossoms of bright blue. It may not survive a harsh winter, so it is worth propagating each year. Soil and Water Requirements. Fertilise once in spring and again in summer. These pests can be removed with a strong jet of water or by spraying with a soap solution. They will flower best in soil that is not too rich. I'll have to grow it in a different spot next time. Penstemon heterophyllus 'Electric Blue' (Penstemon 'Electric Blue') will reach a height of 0.6m and a spread PENSTEMON (Beard Tongue) Perennial 16 in/40 cm Approx. With such a wide variety of species and cultivars to choose from, you can have a penstemon blooming for almost the entire growing season. Are they reaching the end of their life? The contrasting white flowers make this a very attractive plant. This species of Beard-tongue is native to California and Oregon, where it grows on dry hillsides. It is cold tolerant to about -10 Deg. plants in your garden. A fungicidal soap applied in spring can reduce the chance of this disease affecting your plants. connect with other gardeners. Q My penstemon did not come back after winter. Create your free SHOOT garden and make a record of the plants in your garden. Cultivars include 'Blue Springs' and ‘Electric Blue’. New foliage will flush at the base, widening the clump for a bigger better floral show next year. Genus Penstemon may be deciduous or evergreen perennials or subshrubs, with simple, narrow leaves and racemes or panicles of bell-shaped or funnel-shaped flowers in summer and early autumn Details 'Heavenly Blue' is a spreading, woody-based, semi-evergreen perennial to 50cm tall, with narrow, dull, bluish-green leaves. 'Electric Blue' _ 'Electric Blue' is an evergreen perennial with silvery-green foliage. ©2004-2020 Shoot Limited. You should remove all infected buds, blossoms and foliage. Foothill penstemon (P. heterophyllus): A California native with glossy blue-green leaves and blue flowers on slender spikes. The long lasting blooms of Penstemon heterophyllus ‘Electric Blue’ appear from June through to October enticing plenty of pollinating insects to your garden. Height – 26 to 32 inches (0.6 to 0.8 meters) Exposure – full sun, part sun Soil – rather rich and well drained. To add images for this plant login to your account or register for a new account. A rose fertiliser suits them perfectly. Penstemon heterophyllus Electric Blue is a selected form of the Foothills Beardtongue, a small growing evergreen shrub from California, that blooms in late spring with a memorable display of intensely blue … If you have a heavy clay soil, you should add plenty of coarse grit before planting to improve drainage. This variety has large deep purple flowers. It makes a good cut flower. Well-drained soil. You'll also receive handy monthly email reminders of what needs doing. Cut the base of the stem to just below a leaf node. Stems are strong so it’s only in very exposed garden that plant supports will be required. Skin Care Hair Care Essential Oils Fragrances Soaps & Bath Bombs ... PENSTEMON ELECTRIC BLUE!!! Commonly known as beardtongues, penstemon plants are very popular for their tube-shaped flowers. 4 out of 5 stars (344) 344 reviews $ 11.99. To add ? True Americans, Pentstemons (Pentstemon spp.) To add notes for this plant login to your account or register for a new account. The plants grow 1' to 3' tall, depending on … There is a penstemon for every part of the garden. It is often cold wet soil that kills off these plants rather than generally low temperatures, so add plenty of course grit if you have heavy clay soil. This electric blue-flowered variety is vigorous and provides a profusion of blooms. Add your own photos, notes, get monthly email reminders on how to care for your plants, and Beds and borders, Cottage/Informal, Drought Tolerant, Low Maintenance. , Slugs Encouraging beneficial insects such as ladybirds can keep populations under control. Add penstemon Electric Blue to wall-side borders or the centre of your flower beds for relaxing and cottage-style tall stems of beautiful trumpet flowers every summer and every autumn. Penstemon 'Blue Springs' is an excellent choice for containers, the rock garden or the edge of a path where you can admire the stunning blue flowers up close. Penstemon Electric Blue | Garden Ready Perennial 9cm Pot. This is a fungal disease that may appear as brown spots on the leaves. Penstemon heterophyllus Electric Blue is a selected form of the Foothills Beardtongue that blooms in late spring with a memorable display of intensely blue flowers. As the disease progresses it can lead to damaged flowers. Leaving some growth intact will help them survive the winter. Requires a well-drained soil. Most penstemons should not be cut back in autumn as the old growth protects the tender crown. Others originated from certain parts of … Plant in free-draining soil in a sunny position or light shade. The Penstemon Plant - Electric Blue is a truly magnificent plant producing fantastic intense electric blue flowers that will illuminate your flower beds and flower borders. This is one of the best white varieties. Alternatively, you can divide them in autumn but pot them up and keep them in a sheltered spot or cool greenhouse ready for hardening off and planting up in spring once any danger of frost has passed and the soil has begun to warm. Cut the flower stalks right back to the ground after flowering. In order to prevent these, you should ensure plenty of air circulation around the plant. Germinate at 60°'F/16°C for 20 days. Border penstemons are easy to grow in any fertile, reasonably moist, free-draining soil in full sun or light shade. Penstemon Electric Blue - Common name:Beardtongue - Flowering spikes with trumpets of vivid blue. Penstemon heterophyllus 'Electric Blue' is: Semi evergreen, Glasshouse red spider mite Penstemon heterophyllus ‘Blue Springs’ is a brighter, electric blue and maintains this color throughout its bloom. It is a compact variety and produces good stems for cuttings. Penstemon are not generally a long-lived plant and rarely self-seed in the garden. ... Penstemon Care. Hardy in zones 5-10. In general, those with narrow leaves tend to be able to survive worse weather than those with broader leaves. It has a lower growth habit, forming more of a clump than some varieties. On light or sandy soils, they may need watering fortnightly. I would always keep it deadheaded, so maybe that's the reason it died. Prepare a seed tray with a mixture of half potting compost and half horticultural grit. Please be advised that our Thorold, ON retail store will be closed until further notice. The darker coloured varieties also look wonderful against silver foliage such as nepeta, artemisia and cineraria or among feathery grasses. Most varieties reach about 60 cm (2 feet), Mulch the crown if you expect temperatures to fall below zero, Half-hardy. Native to California, this species grows as a small evergreen shrub with attractive fine-textured foliage. If you live in an area with a harsh climate you may like to pot up your divisions and place them in a sheltered spot until they have recovered.
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