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Open Source Apothecary At Home

Open Source Apothecary At Home / Growing it

Woody medicinals, and the plants that need a pot

Elderberry, hawthorn and rose are planted once and harvested for decades. Aloe and tea tree never survive the winter here without help.

growing

The woody plants are the long-term investment: planted once, they yield for decades, and they need almost nothing from you after the first two years. The container plants are the opposite — they need help precisely because this climate is wrong for them.

Elderberry is the best value woody medicinal for this location. It is native, it grows fast, it tolerates wet ground that kills other things, and the evidence for elderberry in influenza-like illness is real. It is also the one where the safety rule matters: elderberries must be cooked and must be ripe. Unripe berries and other parts of the plant contain cyanogenic glycosides, and cases of poisoning from raw or unripe elderberry are documented.

The elderberry nuance worth knowing. Two species get sold interchangeably — European Sambucus nigra and American Sambucus canadensis (often treated as a subspecies). Cultivar selection in the nursery trade is largely about berry size and yield rather than medicinal content. Elderberry also needs a second cultivar for good pollination in many cases, which is the detail most single-plant purchases miss.

Hawthorn is grown for flower and berry, both used for cardiovascular support, and it is a long-lived, tolerant, thorny shrub that makes a good hedge. It has randomised trial evidence in heart failure, as an adjunct — which is important: hawthorn is an adjunct to cardiac care, never a replacement for it.

Rose is grown for hips (vitamin C, and genuinely high in it) and petals. Rugosa roses are the practical choice — tough, disease-resistant, large hips.

Willow is the historical source of salicin, the compound aspirin was derived from. It grows easily here and it is worth knowing about, but the cautions are the same as aspirin's plus more, and the bark is harsh on the stomach.

The container group. Aloe vera is a houseplant in this climate and needs bright light, free drainage and little water. Tea tree (Melaleuca alternifolia) is a subtropical Australian tree that will not survive a West Virginia winter outdoors — grown as a potted plant it needs to be brought in, and even then it rarely yields enough oil to be worth distilling. For tea tree, buying the oil is more sensible than growing the plant; for aloe, growing it is easy and the gel is genuinely useful fresh.

Establishment is the whole job. Water woody plants through their first two summers and they will look after themselves. Skip that and you lose the investment.

What the studies found

Meta-Analysis2023International journal of molecular sciences

Abiotic Stress in Crop Production.

Finally, this review provides information about the response to abiotic stress in major European crop plants-wheat, sugar beet, maize, potatoes, barley, sunflowers, grapes, rapeseed, tomatoes, and apples.
PubMed 37047573 ↗
Meta-Analysis2019Complementary therapies in medicine

Black elderberry (Sambucus nigra) supplementation effectively treats upper respiratory symptoms: A meta-analysis of randomized, controlled clinical trials.

These findings present an alternative to antibiotic misuse for upper respiratory symptoms due to viral infections, and a potentially safer alternative to prescription drugs for routine cases of the common cold and influenza.
PubMed 30670267 ↗
Meta-Analysis2008The Cochrane database of systematic reviews

Hawthorn extract for treating chronic heart failure.

These results suggest that there is a significant benefit in symptom control and physiologic outcomes from hawthorn extract as an adjunctive treatment for chronic heart failure.
PubMed 18254076 ↗
Meta-Analysis2003The American journal of medicine

Hawthorn extract for treating chronic heart failure: meta-analysis of randomized trials.

The aim of this meta-analysis was to assess the evidence from rigorous clinical trials of the use of hawthorn extract to treat patients with chronic heart failure.
PubMed 12798455 ↗
Systematic Review2021Chemistry & biodiversity

The Influence of Environmental Conditions on Secondary Metabolites in Medicinal Plants: A Literature Review.

This can aid in the efficient and long-term optimization of cultivation techniques under ambient environmental conditions in order to maximize the quality and quantity of SMs in plants.
PubMed 34533273 ↗
Systematic Review2006Drug safety

Adverse-event profile of Crataegus spp.: a systematic review.

(hawthorn) monopreparations are predominantly used for treating congestive heart failure.
PubMed 16752934 ↗

Growing it

Elderberry (Sambucus canadensis / S. nigra)

| | Details | |---|---| | Light | Full sun to part shade | | Soil | Tolerates wet ground better than most shrubs | | Planting | Bare-root in dormant season, or potted in spring/autumn | | Pollination | Plant more than one cultivar for reliable fruit set | | Spacing | 2-3 m | | First harvest | 2-3 years after planting; then annually | | Harvest | Whole umbels when fully ripe and dark | | Life | Deciduous shrub; 20+ years |

  • Harvest whole umbels, then strip berries from the stems
  • Use only fully ripe, dark berries — green berries are toxic
  • Cook elderberries before use; do not eat them raw
  • Prune out old canes every few years to keep vigour and fruit size
  • Propagates readily from hardwood cuttings

Hawthorn (Crataegus species)

  • Full sun; any reasonable soil; very tolerant
  • Bare-root planting in dormant season
  • Makes an excellent boundary hedge — thorny and dense
  • Harvest flowers in spring, berries in autumn
  • First harvest 2-3 years after planting
  • An adjunct to cardiac care, never a replacement

Rose (Rosa rugosa and others)

  • Full sun; tolerant of poor soil
  • Rugosa is the practical choice: tough, disease-resistant, big hips
  • Harvest hips after the first frost for the highest vitamin C
  • Harvest petals in the morning at full open
  • Hips keep dried; petals lose aroma quickly

Willow (Salix species)

  • Full sun; wet ground is fine; extremely easy from cuttings
  • Harvest bark from pruned branches, spring or autumn — never ring the trunk
  • The cautions are those of aspirin and worse — see the cautions

Aloe vera — container, indoors in winter

  • Bright light; free-draining gritty mix; water sparingly and let it dry between waterings
  • Overwatering kills more aloe than cold does
  • Bring in before frost; keep above about 5 C
  • Harvest outer leaves by cutting at the base; the gel is best used fresh
  • Offsets ("pups") are the easy propagation route

Tea tree (Melaleuca alternifolia) — container, subtropical

  • Will not survive winter outdoors here; needs a warm, bright indoor position or a greenhouse
  • Acidic, free-draining mix; consistent moisture
  • The honest assessment: a potted tea tree will not yield enough oil to be worth distilling. Buying the oil is the sensible choice; growing the plant is a curiosity.
  • See the tea tree page for why the oil's oxidation and sensitisation matter more than its source

Planting and establishment — the whole job

  • Bare-root planting in the dormant season is cheapest and most reliable for woody stock
  • Water through the first two summers. This is what establishment means
  • Mulch widely, keeping mulch clear of the trunk
  • Stake only if genuinely necessary; movement builds stronger trunks
  • Prune lightly in the first years — structure, not production

Long-term management

  • Elderberry: remove canes older than about three years
  • Hawthorn and rose: prune after flowering or in dormancy
  • Willow: coppice on rotation if you want a bark supply without killing the tree

Cautions and interactions

When this is not a self-care problem — get help

Known interactions

Related

Sources

  1. Abiotic Stress in Crop Production. International journal of molecular sciences 2023; doi:10.3389/fpls.2022.887103 PubMed 37047573
  2. Black elderberry (Sambucus nigra) supplementation effectively treats upper respiratory symptoms: A meta-analysis of randomized, controlled clinical trials. Complementary therapies in medicine 2019; doi:10.1016/j.ctim.2018.12.004 PubMed 30670267
  3. Hawthorn extract for treating chronic heart failure. The Cochrane database of systematic reviews 2008; doi:10.1002/14651858.CD002901.pub2 PubMed 18254076
  4. Hawthorn extract for treating chronic heart failure: meta-analysis of randomized trials. The American journal of medicine 2003; doi:10.1016/s0002-9343(03)00131-1 PubMed 12798455
  5. The Influence of Environmental Conditions on Secondary Metabolites in Medicinal Plants: A Literature Review. Chemistry & biodiversity 2021; doi:10.1002/cbdv.202100345 PubMed 34533273
  6. Adverse-event profile of Crataegus spp.: a systematic review. Drug safety 2006; doi:10.2165/00002018-200629060-00005 PubMed 16752934