February 2026

What month to plant alyssum seeds? Direct seed – Sow as soon as the soil can be worked. In warmer climates, sow midsummer to late winter for blooms that will last until June. Though commonly grown as an annual, sweet alyssum can reseed and may return each year in warmer climates. Sweet alyssum is valuable […]

Is sneezeweed poisonous? Although all parts of the plant are poisonous, the blossoms are the most dangerous. For this reason, most of the cases of serious poisoning occur in the late summer and early fall. Sneezeweeds may also cause cows to give bitter milk. The plants remain toxic when dried. Sneezeweed is resistant to deer,

What do Helenium leaves look like? Helenium grows in clumps from a crown (L, in early spring) with lanceolate leaves with sparsely toothed to almost entire margins (R). Helenium blooms in dense clusters. Heleniums generally produce abundant velvet-textured flowers in dense terminal clusters over a long period of time. Helenium is a clumping perennial, so

Does Helenium spread easily? Helenium is a clumping perennial, so is well behaved, not spreading quickly. However, after 3- to 4-years the clump gets large and will benefit from dividing. Divide Helenium in spring making smaller, new plants to grow in other parts of your yard. Heleniums generally need staking to keep them upright, but

What problems can helenium have? Common Name(s): Helenium is a genus of annuals and herbaceous perennials having yellow or orange-to-red daisy-like flowers. The genus is named after Helen of Troy. Potential problems: powdery mildew, leaf spot, and rust. In high wind or heavy rain, the stalks may need support. Helenium is a clumping perennial, so

Which is the best Helenium? The classic popular varieties include ‘Sahin’s early flowerer’ and ‘Moorheim beauty’ both of which are stunning plants and attract a range of wild and honey bees. Mint: Bees dislike the strong smell, but be careful—mint can spread quickly. Eucalyptus: The scent is a deterrent for bees. Citronella: Known for repelling

Is helenium cold hardy? Facts: Helenium Helenium bigelovii, bolanderi, and hoopseii are native to Oregon. Culture: Frost hardy, they prefer full sun (at least 6 hours of direct sun), well, drained soil and regular water. Propagate from seed or by division in early spring. Heleniums are hardy in zones 3-9. Hardiness: Helenium is hardy in

Does Helenium autumnale like sun or shade? Helenium autumnale is a tall flowering plant native across the southeast. It is predominantly found in wetland habitats, and grows best in full sun to part shade. It can get up to eight feet tall during the growing season, and dies back almost completely in the winter. Helenium

Can you grow helenium from seed? Annual Heleniums are also easy to grow from seed. Either purchase seeds or collect them from older flowers at the end of the growing season: Sow on the surface of a pot of Levington® John Innes Seed Compost, uncovered, and water lightly until they germinate, which will take about

How long do flowers in hanging baskets last? A guide on how to look after your hanging basket so that you can make the most of it and keep it blooming for as long as possible. If you take good care of your basket, you should be able to enjoy it right through the summer