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Herbaceous perennial
Asteraceae
Herbaceous perennials
Tickseed
Coreopsis
Tickseed 'Jethro Tull': Jethro Tull presents golden-yellow flowers with consistently fluted petals. Its compact outline highlights this distinctive pattern in a border’s foreground. Tickseed daisies create colour points that are easy to repeat along a border. Choose the viewing distance according to the detail being highlighted and leave enough space around clumps so their outlines remain visible among the surrounding plants. Place plant accents where they can be appreciated, then arrange surrounding volumes around them. Compare foliage textures as carefully as flower colours. Consider the scene before, during and after flowering. Observe the planting from its main viewpoints before moving a specimen. Leaves hidden in spring may become visually dominant later, and this seasonal change deserves as much attention as the colour of an individual flower.
- Exposure
- Full sun
- Life cycle
- Perennial
- Hardiness
- Zone 4–9 (USDA, American system)
Discover the plant
Common nameTickseed
FamilyAsteraceae
GenusCoreopsis
CultivarJethro Tull
TypeHerbaceous perennial
Botanical nameCoreopsis
Tickseed 'Jethro Tull'. Jethro Tull presents golden-yellow flowers with consistently fluted petals. Its compact outline highlights this distinctive pattern in a border’s foreground. Combine purple-flowered salvias or hardy geraniums for clear contrast, using a sunny position and well-drained soil that lets the clump develop without standing moisture while neighbouring plants frame the bright flower display through the summer season. Its botanical name is Coreopsis 'Jethro Tull'. The genus belongs to the Asteraceae family. The plant reaches 45.7 cm (18 in) in height. Its spread is 45.7 cm (18 in). Consider the scene before, during and after flowering. Treat the flowering period as a seasonal reference rather than a guaranteed date.
Choose an exposure of full sun for this selection. A sunny position and well-drained ground provide a good starting point for many tickseeds. Reserve mature spread even when a young tickseed seems easy to slip into a small gap. During establishment, the original root ball can dry out even when surrounding soil looks moist. Excessive feeding can produce weak stems and a less tidy outline. Mulch can reduce weeds and moderate moisture changes, but it does not replace checking the soil. For a nursery plant already growing in a container, moisten the root ball before removing the pot. Prepare a hole wide enough to accommodate the roots without compressing them.
Tickseed daisies create colour points that are easy to repeat along a border. Compact selections give containers a lasting punctuation of flowers when their needs are met. Choose a pot with drainage holes and sufficient stability for future spread. The flowers attract bees and butterflies. Place plant accents where they can be appreciated, then arrange surrounding volumes around them. Plan the planting around mature spread rather than the small size of the purchased plant. Leave access to reach specimens in the middle of the bed. Choose companions by exposure, moisture, drainage and mature spread, then check those requirements for the particular varieties selected.
Planting guide
From planting to establishment.
Best planting time
Spring in thawed, workable soil; early autumn only when enough time remains for rooting before cold weather.
Growing method
For tickseed planting, prepare the site first and position the nursery root ball with care. Reserve mature spread even when a young tickseed seems easy to slip into a small gap. Rounded clumps need space to show their shape and flowers. Retain the root ball’s growing level, water after planting and choose neighbours that will not cover the plant as both selections develop through the season. Choose an exposure of full sun for this selection. For a nursery plant already growing in a container, moisten the root ball before removing the pot. Prepare a hole wide enough to accommodate the roots without compressing them. Return the plant to its previous growing level unless its genus requires a specific adjustment, then settle soil around the root ball. Water to bring roots and soil into contact, and subsequently check moisture within the root ball itself. During establishment, the original root ball can dry out even when surrounding soil looks moist. Check both areas, especially after light rain or windy weather. Water slowly enough for moisture to enter the soil rather than run off its surface. The watering interval should change with root development instead of following a fixed calendar. Mulch can reduce weeds and moderate moisture changes, but it does not replace checking the soil. Adapt mulch to the planting site and the genus’s requirements. As roots explore the surrounding ground, adjust watering to actual moisture and weather conditions.
Soil and care
The right care,at the right time.
Soil pH
Acidic or neutral
Care level
Easy
Watering
Plan tickseed watering around actual root-zone moisture, then reassess after rain or changes in the weather. Water during establishment so roots explore the soil around the root ball. Many tickseeds become less demanding once settled, but selections preferring moist ground still need monitoring. In pots, check moisture beneath foliage and avoid extreme alternation between complete drying and standing water that remains around roots after the next application. Direct water towards the root zone rather than over flowers and leaves. Account for the rain that actually reaches the planting, along with heat and wind.
Soil type
Consider tickseed soil requirements when choosing a site, checking soil structure and drainage before planting. A sunny position and well-drained ground provide a good starting point for many tickseeds. Adjust moisture to the selection, however: they do not all respond to drought in the same way. Check how the soil behaves after prolonged rain. A dry-looking surface does not guarantee that roots have enough air below it. Prepare the surrounding root zone rather than filling a small hole with a sharply different material. Choose another planting position if drainage cannot be improved reliably over the long term.
Fertilization
Approach tickseed fertilization through soil needs and plant growth rather than repeatedly adding products without checking the garden. Excessive feeding can produce weak stems and a less tidy outline. Assess soil fertility before applications and follow fertilizer directions. Maintain drainage and light, which matter as much as nutrients for a balanced clump that carries flowers above its foliage through the season. Assess soil fertility before adding fertilizer. In containers, support growth with doses suited to limited reserves. Abundant, soft foliage does not necessarily lead to a better floral display or stronger stems in the garden.
Moisture
Average to moist soil
Seasonal care
Organize tickseed seasonal care around the plant, its root zone and the changing conditions of the garden. Removing spent flowers can extend the display of many tickseeds. Keep healthy leaves and examine buds before trimming the entire clump. Divide plants that become crowded when their growth permits. In variegated selections, remove entirely green shoots that may overtake the decorative foliage and gradually alter the appearance of the established plant. In spring, locate renewed growth before working close to the crown. Remove debris that obstructs new shoots while respecting the genus’s care requirements. Inspect drainage after snowmelt, and check the crown and roots if growth appears abnormal. Weed carefully: deep cultivation around an established perennial can damage roots that already extend through the bed. Let actual growth and soil conditions guide the timing of maintenance. During summer, observe how foliage responds to heat and check moisture before intervening. Newly planted specimens deserve particular attention. Retain healthy leaves that are still supporting growth. In autumn, adapt cleanup to plant health and the way the plant grows. Green leaves should not be removed simply because flowering has ended. Diseased foliage needs different handling from healthy stems retained for their silhouette. Mark crowns before above-ground growth disappears, and avoid soil work that could damage them during dormancy. The appropriate cleanup date follows plant development and local conditions rather than a fixed calendar. Through winter, avoid water accumulating around the crown and unnecessary work on frozen or saturated ground. For a Canadian garden, compare the indicated hardiness rating with the rating system used locally and with the actual planting conditions. American USDA ratings are not automatically equivalent to Canadian zones.
Container growing
A garden,within reach.
For tickseed container care, assess the growing medium and roots alongside the site and drainage. Compact selections give containers a lasting punctuation of flowers when their needs are met. Choose a pot with drainage holes and sufficient stability for future spread. Monitor water and remove spent flowers when this encourages another flush. Where freezing occurs, arrange container wintering by protecting roots while retaining effective drainage around the plant’s base. Choose a stable container with drainage openings and enough room to accommodate the root ball without compressing it. The openings must allow water to escape freely. Use a growing medium suited to the required drainage and moisture, and keep the root ball accessible for routine checks. Leave room for foliage to develop without blocking access, and adjust the container when the roots become too tightly confined. In a pot, the water and nutrient reserve is limited to the volume of growing medium. Check moisture more often during heat and wind without assuming that daily watering is appropriate. Water should moisten the root ball and then drain freely. Adjust feeding to observed needs and the directions for the product being used. Prepare for winter before any prolonged ground freezing. Roots in a container standing above ground are more exposed to cold than roots planted in the garden. That protection does not make a tender plant hardy. Choose shelter with suitable conditions when a selection cannot overwinter outdoors in your local climate. Also check that any other plants sharing the container accept the same exposure and watering regime.
Bloom and dimensions
Its place,in your garden.
Mature height
16 inches (40.5 cm)
Width / spread
35 inches (89 cm)
Flower color
Golden yellow
Foliage color
Green
Growth rate
Moderate
Growth habit
Compact
Bloom period
Observe tickseed bloom time together with plant growth, remembering that site conditions affect the flowering calendar seen in the garden. The flowers are golden yellow. Flowering occurs during early and midsummer; its timing varies with the weather and the stage of plant establishment. Colours can change between the first flowers and summer blooms, depending on selection. Contrasting centres, golden tips and petal number give different impressions within one clump. Observe these changes when composing the border and remove exhausted blooms without automatically cutting away buds that remain active and can continue the useful display.
Harvest
Cut flowering stems for bouquets; decorative use.
Garden associations
In goodcompany.
Companion plants
Choose tickseed companion plants for compatible site conditions and available space, rather than flower colour alone. Yellow or orange flowers combine readily with blue or violet flowering perennials. Fine foliage can contrast with broader leaves when water and light requirements agree. Plan mature volumes so each clump retains its shape and flowers do not disappear within surrounding vegetation, particularly when neighbouring plants expand strongly before the tickseed reaches peak bloom. Choose companions by exposure, moisture, drainage and mature spread, then check those requirements for the particular varieties selected. Give each specimen the space it needs and retain watering access. Consider the scene before, during and after flowering. Observe the planting from its main viewpoints before moving a specimen.
Frequently asked questions
Your questions,answered.
How to grow Jethro Tull tickseed in Canada?
Choose an exposure of full sun for this selection. A sunny position and well-drained ground provide a good starting point for many tickseeds. Adjust moisture to the selection, however: they do not all respond to drought in the same way. When snow melts, inspect places where water collects and keep the base free from piles of material that remain persistently damp. Observe the proposed planting site at different times of day before digging. Light changes with trees, buildings and the season. A position that looks attractive from the patio also needs to stay accessible when neighbouring plants reach their mature size. Plan the planting around mature spread rather than the small size of the purchased plant. Leave access to reach specimens in the middle of the bed. Allow foliage to develop without being pressed against edging or buried beneath a more vigorous neighbour.
How should I water Jethro Tull tickseed?
Water during establishment so roots explore the soil around the root ball. Many tickseeds become less demanding once settled, but selections preferring moist ground still need monitoring. In pots, check moisture beneath foliage and avoid extreme alternation between complete drying and standing water that remains around roots after the next application. Direct water towards the root zone rather than over flowers and leaves. Check soil moisture before adding more: wilted foliage alone cannot distinguish drought from a root problem. Account for the rain that actually reaches the planting, along with heat and wind. During establishment, the original root ball can dry out even when surrounding soil looks moist. Check both areas, especially after light rain or windy weather. Water slowly enough for moisture to enter the soil rather than run off its surface. The watering interval should change with root development instead of following a fixed calendar.
How should I care for Jethro Tull tickseed during flowering?
The flowers are golden yellow. Flowering occurs during early and midsummer; its timing varies with the weather and the stage of plant establishment. Colours can change between the first flowers and summer blooms, depending on selection. Contrasting centres, golden tips and petal number give different impressions within one clump. Observe these changes when composing the border and remove exhausted blooms without automatically cutting away buds that remain active and can continue the useful display. Treat the flowering period as a seasonal reference rather than a guaranteed date. Weather, exposure and the stage of establishment can shift the start or duration of the display. Watch developing buds and open flowers when deciding how to maintain the plant. When the plant’s appearance changes, examine its growing environment first. A buried crown, dry root ball and saturated soil call for different responses.
Can I grow Jethro Tull tickseed in a container?
Compact selections give containers a lasting punctuation of flowers when their needs are met. Choose a pot with drainage holes and sufficient stability for future spread. Monitor water and remove spent flowers when this encourages another flush. Where freezing occurs, arrange container wintering by protecting roots while retaining effective drainage around the plant’s base. Choose a stable container with drainage openings and enough room to accommodate the root ball without compressing it. The openings must allow water to escape freely. Use a growing medium suited to the required drainage and moisture, and keep the root ball accessible for routine checks. Prepare for winter before any prolonged ground freezing. Roots in a container standing above ground are more exposed to cold than roots planted in the garden. That protection does not make a tender plant hardy. Choose shelter with suitable conditions when a selection cannot overwinter outdoors in your local climate.
How should I plan Jethro Tull tickseed winter care in Canada?
Through winter, avoid water accumulating around the crown and unnecessary work on frozen or saturated ground. American USDA ratings are not automatically equivalent to Canadian zones. Snow cover, wind, drainage and site exposure all contribute to assessing whether a planting position and its winter protection are suitable. Prepare for winter before any prolonged ground freezing. Roots in a container standing above ground are more exposed to cold than roots planted in the garden. That protection does not make a tender plant hardy. Choose shelter with suitable conditions when a selection cannot overwinter outdoors in your local climate. Removing spent flowers can extend the display of many tickseeds. Keep healthy leaves and examine buds before trimming the entire clump. Divide plants that become crowded when their growth permits. In variegated selections, remove entirely green shoots that may overtake the decorative foliage and gradually alter the appearance of the established plant.
Wildlife and pets
Life,around your plants.
Supporting wildlife
The flowers attract bees and butterflies. To watch these garden visits, keep a clear and unobstructed view of the flowers from an accessible path. Sightings change with weather, the progress of flowering and the activity of animals already present. Follow the flowers as they open, leaving room to observe them without stepping on the plant’s roots.
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