Tuesday, December 29, 2015

Angelonia

Angelonia angustifolia
An upright, clumping perennial, reaching up to 2 x 1 feet, that is native to Mexico and the Caribbean. It is great for summer bedding and patio planters.
The toothed, lance-shaped to oblong leaves, up to 3 inches in length, are glossy mid-green.
The white, pink, violet or blue flowers, up to 0.7 inches wide, are borne on narrow, terminal spikes, up to 8 inches in length. They appear early summer to mid-autumn in temperate climates.
Hardy zones 9 to 11 as a perennial, but commonly grown zone 4 to 8 as an annual. It prefers full sun on moderately moist, fertile, well drained soil. Angelonia is moderately drought tolerant and rarely bothered by insect pests or disease.

* photos taken on Aug 31 2015 in Columbia, MD

* photo taken on Sep 1 2016 in Columbia, MD

* photos taken on Aug 5 2017 @ Brookside Gardens, Wheaton, MD

* photo taken on Aug 13 2017 in Columbia, MD

Heliotrope

Heliotropium arborescens
A perennial, reaching a maximum size of 10 x 4 ( rarely over 4 ) feet in the tropics, that is native to Peru. It is often grown as an annual, typically not over 2 feet in cooler climates.
The wrinkled lance-shaped leaves are up to 3.2 inches in length. The highly fragrant, lilac or purple ( rarely white ) flowers, up to 0.5 inches long, are borne on dense heads up to 12 inches wide, during summer. It thrives in full sun to partial shade on fertile, well drained soil. Propagation is from seed or cuttings for cultivars.

* photos taken on Sep 2 2015 in Columbia, MD


'Haskeils Form'
Vigorous, reaching up to 4 feet as an annual.

Lemoine'
Tall & vigorous, with purple flowers.

Sandwort

Arenaria

Arenaria grandiflora ( Largeflower Sandwort )
A very low, spreading perennial, reaching up to 6 inches x 2 feet in size, that is native to Europe.
The lance-shaped to ovate leaves, up to 1.2 inches in length, are deep green.
The white, saucer-shaped flowers, up to 0.8 inches wide, are borne mid-spring to early summer.
Hardy zones 5 to 7 in full sun on very well drained, sandy soil.

Arenaria montana
A very low, spreading perennial, reaching up to 6 inches x 2 feet in size, that is native to Europe.
The lance-shaped to ovate leaves, up to 1.2 inches in length, are deep green.
The white, saucer-shaped flowers, up to 0.8 inches wide, are borne mid-spring to early summer.
Hardy zones 3 to 7 in light to moderate shade only on very well drained, sandy soil.

* photos taken on June 5 2013 in Columbia, MD


Arenaria purpurascens ( Pink Sandwort )
A very low, spreading perennial, reaching up to 4 inches x 2 feet in size, that is native to Europe.
The lance-shaped leaves, up to 1 inches in length, are deep green.
The pale purple, saucer-shaped flowers, up to 0.8 inches wide, are borne mid-spring to early summer.
Hardy zones 5 to 7 in full sun on very well drained, sandy soil.

* photos taken on June 5 2013 in Columbia, MD


'Elliott's Variety'
Clear pink flowers; otherwise identical to species.

Arenaria 'Wallowa Mountains'
A very tiny, moss-like perennial, reaching up to 1 x 15 inches in size.
It is great for using between paving stones.
The very tightly arranged leaves are bright green.
This variety does not bloom.
Hardy zones 4 to 8 in full sun to partial shade on sandy, well drained soil.
Very drought tolerant.

Vanilla Leaf

Achlys triphylla
A fast rhizome-spreading perennial, reaching up to 1.3 feet, that is native to Vancouver Island and southwestern British Columbia; south to northern California. It is native to coniferous woodland in the Cascades and Coastal Mountain ranges. It makes a great groundcover for shady sites.
The rounded leaves that encircle the stem are composed of 3 broad, closely-spaced leaflets. Each leaflet is up to 4.5 x 3 inches in size.
The white flowers are borne on dense, narrow, upright spikes during late spring.
They are followed by deep purple berries.
Hardy zones 6 to 9 in partial to full shade on moist, fertile soil. Very drought tolerant once it is established. It is also rarely grazed by deer or rabbit.

* photo taken by Jean Pawek @ CalPhotos

* historic archive photos

Travels - Freiburg, Germany